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Fri Nov 22 09:47:20 MST 2024
V. Mihalache and Gheorghe P\uaun and Grzegorz Rozenberg and Arto Salomaa Generating strings by replication: a simple case . . . . . . . . . . . . . . ?? Douglas R. Smith Structure and Design of Global Search Algorithms . . . . . . . . . . . . . . . ??
Edward G. Coffman and Brian Randell Performance Predictions for Extended Paged Memories . . . . . . . . . . . . . 1--13 Donald E. Knuth Optimum Binary Search Trees . . . . . . 14--25 Wladyslaw M. Turski A Model for Data Structures and Its Applications. I . . . . . . . . . . . . 26--34 Niklaus Wirth The Programming Language Pascal . . . . 35--63 Volker Claus Ein Vollständigkeitssatz für Programme und Schaltkreise. (German) [A Completeness Condition for Programs and Circuits] . . 64--78
Donald E. Knuth Top-Down Syntax Analysis . . . . . . . . 79--110 Hans Langmaack Application of Regular Canonical Systems to Grammars Translatable from Left to Right . . . . . . . . . . . . . . . . . 111--114
Edsger W. Dijkstra Hierarchical Ordering of Sequential Processes . . . . . . . . . . . . . . . 115--138
A. Schönhage Schnelle Berechnung von Kettenbruchentwicklungen. (German) [Fast Calculation of Expansions of Continued Fractions] . . . . . . . . . . . . . . . 139--144 F. K. Hwang and Shen Lin Optimal Merging of 2 Elements with $n$ Elements . . . . . . . . . . . . . . . . 145--158 Dominique Perrin and J.-F. Perrot Congruences et Automorphismes des Automates Finis. (French) [Congruences and Automorphisms of Finite Automata] 159--172
Rudolf Bayer and Edward M. McCreight Organization and Maintenance of Large Ordered Indexes . . . . . . . . . . . . 173--189 Per Brinch Hansen A Comparison of Two Synchronizing Concepts . . . . . . . . . . . . . . . . 190--199 Edward G. Coffman and R. L. Graham Optimal Scheduling for Two-Processor Systems . . . . . . . . . . . . . . . . 200--213
M. Clint and C. A. R. Hoare Program Proving: Jumps and Functions . . 214--224 Gerd Kaufholz Der programmierbare endliche Automat. (German) [The Programmable Finite Automaton] . . . . . . . . . . . . . . . 225--241 Grzegorz Rozenberg Direction Controlled Programmed Grammars 242--252 Hermann Walter Inhibitionsfelder. (German) [Inhibition fields] . . . . . . . . . . . . . . . . 253--269
C. Anthony R. Hoare Proof of correctness of data representations . . . . . . . . . . . . 271--281
Wladyslaw M. Turski A Model for Data Structures and its Applications. (Part II) . . . . . . . . 282--289
Rudolf Bayer Symmetric Binary B-Trees: Data Structure and Maintenance Algorithms . . . . . . . 290--306
T. C. Hu and K. C. Tan Least Upper Bound on the Cost of Optimum Binary Search Trees . . . . . . . . . . 307--310 A. C. McKellar and C. K. Wong Bounds on Algorithms for String Generation . . . . . . . . . . . . . . . 311--319 Volker Strassen Berechnung und Programm. I. (German) [Calculation and Programs. I] . . . . . 320--335 Juris Hartmanis On Non-Determinancy in Simple Computing Devices . . . . . . . . . . . . . . . . 336--344 Claus-Peter Schnorr and H. Stimm Endliche Automaten und Zufallsfolgen. (German) [Finite Automata and Random Sequnces] . . . . . . . . . . . . . . . 345--359 G. Schott Automatic Analysis of Inflectional Morphemes in German Nouns . . . . . . . 360--374 P. J. Courtois and F. Heymans and David Lorge Parnas Comments on \em A Comparison of Two Synchronizing Concepts by Per Brinch Hansen . . . . . . . . . . . . . . . . . 375--376
Sòren Lauesen Job Scheduling Guaranteeing Reasonable Turn-Around Times . . . . . . . . . . . 1--11
T. Anderson and J. Eve and James J. Horning Efficient \em LR($1$) Parsers . . . . . 12--39
Arto K. Salomaa On Sentential Forms of Context-Free Grammars . . . . . . . . . . . . . . . . 40--49 M. Clint Program Proving: Co-routines . . . . . . 50--63 Volker Strassen Berechnung und Programm. II. (German) [Calculation and Programs. II] . . . . . 64--79 H.-J. Stoß Rangierkomplexität von Permutationen. (German) [The Switching Complexity of Permutations] . . . . . . . . . . . . . 80--96 David Gries Describing an Algorithm by Hopcroft . . 97--109 Hans Langmaack On Correct Procedure Parameter Transmission in Higher Programming Languages . . . . . . . . . . . . . . . 110--142
H. J. Genrich and Kurt Lautenbach Synchronisationsgraphen. (German) [Synchronization Graphs] . . . . . . . . 143--161
Karel Culík and Michael A. Arbib Sequential and Jumping Machines and their Relation to Computers . . . . . . 162--171 Hans-Dieter Ehrich Minimale und $m$-minimale Variablenmengen für partielle Boole'sche Funktionen. (German) [Minimal and $m$-Minimal Sets of Variables for Partial Boolean Functions] . . . . . . . 172--179 Luc Boasson and Maurice Nivat Sur diverses familles de langages fermées par transductions rationelle. (French) [On Diverse Families of Languages Closed by Rational Transductions] . . . . . . . 180--188 Per Brinch Hansen A Reply to Comments on \em A Comparison of Two Synchronizing Concepts . . . . . 189--190
Jeffrey D. Ullman Fast Algorithms for the Elimination of Common Subexpressions . . . . . . . . . 191--213
Grzegorz Rozenberg and Aristid Lindenmayer Developmental Systems with Locally Catenative Formulas . . . . . . . . . . 214--248 Walter J. Savitch A Note on Multihead Automata and Context-Sensitive Languages . . . . . . 249--252 Peter Kandzia Zur Theorie der Partiell-linearen Realisierungen endlicher Automaten. (German) [On the Theory of Partial Linear Realizations of Finite Automata] 253--282 Volker Claus Die mittlere Additionsdauer eines Paralleladdierwerks. (German) [The Median Addition Time of a Parallel Adder] . . . . . . . . . . . . . . . . . 283--291
Jay Earley Relational Level Data Structures for Programming Languages . . . . . . . . . 293--309
Hans Langmaack On Procedures as Open Subroutines. I . . 311--333
C. A. R. Hoare and Niklaus Wirth An Axiomatic Definition of the Programming Language Pascal . . . . . . 335--355
W. Menzel An Extension of the Theory of Learning Systems . . . . . . . . . . . . . . . . 357--381 Luc Boasson and J. P. Crestin and Maurice Nivat Familles de langages translatables et fermées par crochet. (French) [Families of Translatable Bracket-Closed Languages] . . . . . . . . . . . . . . . 383--393
Erol Gelenbe and Paolo Tiberio and J. C. A. Boekhorst Page Size in Demand Paging Systems . . . 1--23 Maurice Schlumberger and Jean Vuillemin Optimal Disk Merge Patterns . . . . . . 25--35 A. Nahapetian Node Flows in Graphs with Conservative Flow . . . . . . . . . . . . . . . . . . 37--41 B. L. Fox Reducing the Number of Multiplikations in Iterative Processes . . . . . . . . . 43--45 A. Nico Habermann Critical Comments on the Programming Language Pascal . . . . . . . . . . . . 47--57 Armin B. Cremers Normal Forms for Context-Sensitive Grammars . . . . . . . . . . . . . . . . 59--73 Lutz Eichner Lineare Realisierbarkeit endlicher Automaten über endlichen Körpern. (German) [Linearly Realizable Finite Automata over Finite Fields] . . . . . . . . . . 75--100
Terry Betteridge An Analytic Storage Allocation Model . . 101--122 Ellis Horowitz A Unified View of the Complexity of Evaluation and Interpolation . . . . . . 123--133 C. A. R. Hoare and Peter E. Lauer Consistent and Complementary Formal Theories of the Semantics of Programming Languages . . . . . . . . . . . . . . . 135--153 P. F. Schuler Weakly Context-Sensitive Languages as Model for Programming Languages . . . . 155--170 Gerd Kaufholz Über die Vernetzungsstruktur von Maschinen. (German) [On the Network Structure of Machines] . . . . . . . . . 171--186 David B. Benson An Abstract Machine Theory for Formal Language Parsers . . . . . . . . . . . . 187--202
David J. Kuck and Yoichi Muraoka Bounds on the Parallel Evaluation of Arithmetic Expressions Using Associativity and Commutativity . . . . 203--216 Wolfgang J. Paul and H.-J. Stoß Zur Komplexität von Sortierproblemen. (German) [On the Complexity of the Sorting Problem] . . . . . . . . . . . . 217--225 Hans Langmaack On Procedures as Open Subroutines. II 227--241 Zohar Manna and Amir Pnueli Axiomatic Approach to Total Correctness of Programs . . . . . . . . . . . . . . 243--263 Andrzej Ehrenfeucht and Grzegorz Rozenberg Nonterminals Versus Homomorphisms in Defining Languages for Some Classes of Rewriting Systems . . . . . . . . . . . 265--283 Martti Penttonen On Derivation Languages Corresponding to Context-Free Grammars . . . . . . . . . 285--291 Jean Berstel Sur une Conjecture de S. Greibach . . . 293--295 C. A. R. Hoare and N. Wirth Addenda and Corrigenda to \em An Axiomatic Definition of the Programming Language Pascal . . . . . . . . . . . . 296--296
C. C. Gotlieb and Frank Wm. Tompa Choosing a Storage Schema . . . . . . . 297--319 Erol Gelenbe and Jaques Lenfant and Dominique Potier Analyse d'un algorithme de gestion simultanée Mémoire centrale---Disque de pagination. (French) [Analysis of a Simultaneous Management Algorithm for Central Memory and Paging Disk] . . . . 321--345 M. R. Garey and R. L. Graham Performance Bounds on the Splitting Algorithm for Binary Testing . . . . . . 347--355 Mogens Nielsen and Grzegorz Rozenberg and Arto Salomaa and Sven Skyum Nonterminals, Homomorphisms and Codings in Different Variations of OL-Systems. II. Nondeterministic Systems . . . . . . 357--364 K. Ecker and H. Ratschek Eigenschaften der von linearen Automaten erkennbaren Worte. (German) [Characteristics of Words Recognized by Linear Automata] . . . . . . . . . . . . 365--383 Lutz Eichner Total lineare Realisierbarkeit endlicher Automaten. (German) [Total Linear Realizability of Finite Automata] . . . 385--397
Raphael A. Finkel and Jon Louis Bentley Quad Trees: a Data Structure for Retrieval on Composite Keys . . . . . . 1--9 A. Brandwajn A Model of a Time Sharing Virtual Memory System Solved Using Equivalence and Decomposition Methods . . . . . . . . . 11--47 Guy Fayolle and Erol Gelenbe and Jacques Labetoulle and D. Bastin The Stability Problem of Broadcast Packet Switching Computer Networks . . . 49--53 Günter Hotz Sequentielle Analyse kontextfreier Sprachen. (German) [Sequential Analysis of Context-Free Grammars] . . . . . . . 55--75 Nabil A. Khabbaz Multipass Precedence Analysis . . . . . 77--85 Mogens Nielsen and Grzegorz Rozenberg and Arto Salomaa and Sven Skyum Nonterminals, Homomorphisms and Codings in Different Variations of OL-Systems. I. Deterministic Systems . . . . . . . . 87--106
Yuri Breitbart and Allen Reiter Algorithms for Fast Evaluation of Boolean Expressions . . . . . . . . . . 107--116 Glen Newton Proving Properties of Interacting Processes . . . . . . . . . . . . . . . 117--126 Jay M. Spitzen and Ben Wegbreit The Verification and Synthesis of Data Structures . . . . . . . . . . . . . . . 127--144 Shigeru Igarashi and Ralph L. London and David C. Luckham Automatic program verification. I. A logical basis and its implementation . . 145--182 Jay Earley Ambiguity and Precedence in Syntax Description . . . . . . . . . . . . . . 183--192 Oscar H. Ibarra and Chul E. Kim On $3$-Head Versus $2$-Head Finite Automata . . . . . . . . . . . . . . . . 193--200
Hans-Dieter Ehrich Grundlagen einer Theorie der Datenstrukturen und Zugriffssysteme. Teil I: Datenstrukturen und Schemata. (German) [Foundation of a Theory of Data Structures and Access Systems. Part I. Data Structures and Schemata] . . . . . 201--211 James F. Gimpel Nonlinear Pattern Theory . . . . . . . . 213--229 Olivier Lecarme and Pierre Desjardins More Comments on the Programming Language Pascal . . . . . . . . . . . . 231--243 Paul M. Zislis Semantic Decomposition of Computer Programs: An Aid to Program Testing . . 243--269 J.-P. Lévy Automatic Correction of Syntax-Errors in Programming Languages . . . . . . . . . 271--292
Leonidas J. Guibas A Principle of Independence for Binary Tree Searching . . . . . . . . . . . . . 293--298 Hans-Dieter Ehrich Grundlagen einer Theorie der Datenstrukturen und Zugriffssysteme. Teil II: Zugriffssysteme. (German) [Foundation of a Theory of Data Structures and Access Systems. Part II. Access Systems] . . . . . . . . . . . . 299--310 Yuri Breitbart and Allen Reiter A Branch-and-Bound Algorithm to Obtain an Optimal Evaluation Tree for Monotonic Boolean Functions . . . . . . . . . . . 311--319 Wolfgang J. Paul Boolesche Minimalpolynome und Überdeckungsprobleme. (German) [Boolean Minimal Polynomials and Coverage Problems] . . . . . . . . . . . . . . . 321--336 Barry K. Rosen Deriving Graphs from Graphs by Applying a Production . . . . . . . . . . . . . . 337--357 P. F. Schuler WCS-Analysis of the Context-Sensitive 359--371 Mogens Nielsen EOL systems with control devices . . . . 373--386
Adriaan van Wijngaarden and B. J. Mailloux and J. E. L. Peck and C. H. A. Koster and M. Sintzoff and C. H. Lindsey and L. G. L. T. Meertens and R. G. Fisker Revised Report on the Algorithmic Language ALGOL 68 . . . . . . . . . . . 1--236
J. Nehmer Dispatcher Primitives for the Construction of Operating System Kernels 237--255 Wolfgang K. Giloi and J. Encarnação and S. Savitt Interactive Graphics on Intelligent Terminals in a Time-Sharing Environment 257--271 John R. Rice Parallel Algorithms for Adaptive Quadrature II Metalgorithm Correctness 273--285 Kurt Mehlhorn Nearly Optimal Binary Search Trees . . . 287--295 P. E. Lauer and Roy H. Campbell Formal Semantics of a Class of High-Level Primitives for Coordinating Concurrent Processes . . . . . . . . . . 297--332 Shmuel M. Katz and Zohar Manna A Closer Look at Termination . . . . . . 333--352 Peter Deussen A Decidability Criterion for van Wijngaarden Grammars . . . . . . . . . . 353--375 Seymour Ginsburg and Edwin H. Spanier Substitution of Grammar Forms . . . . . 377--386 P. F. Schuler A Note on Degrees of Context-Sensitivity 387--394
E. G. Coffman, Jr. and Ravi Sethi Algorithms Minimizing Mean Flow Time: Schedule Length Properties . . . . . . . 1--14 Erich J. Neuhold and T. Weller Specification and Proving of Command Programs . . . . . . . . . . . . . . . . 15--40 John L. Darlington and Rod M. Burstall A System which Automatically Improves Programs . . . . . . . . . . . . . . . . 41--60 A. P. Ershov Axiomatics for Memory Allocation . . . . 61--75 Zvi Galil Hierarchies of Complete Problems . . . . 77--88 Ronald V. Book and Ashok K. Chandra Inherently Nonplanar Automata . . . . . 89--94 Burkhard Monien Transformational Methods and their Application to Complexity Problems . . . 95--108
E. R. Anderson and F. C. Belz and E. K. Blum SEMANOL(73). A Metalanguage for Programming the Semantics of Programming Languages . . . . . . . . . . . . . . . 109--131 Michael Karr On affine relationships among variables of a program . . . . . . . . . . . . . . 133--151 Robert T. Moenck Another Polynomial Homomorphism . . . . 153--169 Robert Endre Tarjan Edge-Disjoint Spanning Trees and Depth-First Search . . . . . . . . . . . 171--185 W. R. Franta The Mathematical Analysis of the Computer System Modeled as a Two Stage Cyclic Queue . . . . . . . . . . . . . . 187--209
Gary J. Nutt Some Resource Allocation Policies in a Multi Associative Processor . . . . . . 211--225 Hans Albrecht Schmid On the Efficient Implementation of Conditional Critical Regions and the Construction of Monitors . . . . . . . . 227--249 P.-J. Courtois and H. Vantilborgh A Decomposable Model of Program Paging Behaviour . . . . . . . . . . . . . . . 251--275 Roland C. Backhouse An Alternative Approach to the Improvement of \em LR($k$) Parsers . . . 277--296 Hans Jürgen Schneider and Hartmut Ehrig Grammars on Partial Graphs . . . . . . . 297--316 E. A. Ashcroft and M. Clint and C. A. R. Hoare Remarks on \em Program Proving: Jumps and Functions by M. Clint and C. A. R. Hoare . . . . . . . . . . . . . . . . . 317--318
Susan Speer Owicki and David Gries An Axiomatic Proof Technique for Parallel Programs I . . . . . . . . . . 319--340 Jacques Cohen and Martin Roth On the Implementation of Strassen's Fast Multiplication Algorithm . . . . . . . . 341--355 Edsger W. Dijkstra On a Gauntlet Thrown by David Gries . . 357--359 Kenichi Taniguchi and Tadeo Kasami An $O(n)$ Algorithm for Computing the Set of Available Expressions of $D$-Charts . . . . . . . . . . . . . . . 361--364 A. Brandwajn A Model of a Virtual Memory System . . . 365--386 R. M. Wharton Resolution of Ambiguity in Parsing . . . 387--395 Hermann A. Maurer and D. Wood On Grammar Forms with Terminal Context 397--402 Werner Heise Optimal Codes, $n$-Arcs and Laguerre Geometry . . . . . . . . . . . . . . . . 403--406 Andrzej Ehrenfeucht and Grzegorz Rozenberg On Proving that Certain Languages are not ETOL . . . . . . . . . . . . . . . . 407--415
R. Zuczek A New Approach to Parallel Computing . . 1--13 Leslie Lamport The Synchronization of Independent Processes . . . . . . . . . . . . . . . 15--34 Erol Gelenbe and Richard R. Muntz Probabilistic Models of Computer Systems---Part I (Exact Results) . . . . 35--60 Ole Lehrmann Madsen and Bent Bruun Kristensen \em LR-Parsing of Extended Context Free Grammars . . . . . . . . . . . . . . . . 61--73 H. K.-G. Walter Grammarforms and Grammarhomomorphisms 75--93 Claus-Peter Schnorr The Network Complexity and the Turing Machine Complexity of Finite Functions 95--107
Donald P. Gaver and George Humfeld Multitype Multiprogramming Models . . . 111--121 Erol Gelenbe and Guy Pujolle The Behaviour of a Single-Queue in a General Queueing Network . . . . . . . . 123--136 Thomas Giammo Validation of a Computer Performance Model of the Exponential Queuing Network Family . . . . . . . . . . . . . . . . . 137--152 Carl E. Landwehr An Endogenous Priority Model for Load Control in Combined Batch-Interactive Computer Systems . . . . . . . . . . . . 153--166 Jeffrey P. Buzen Fundamental Operational Laws of Computer System Performance . . . . . . . . . . . 167--182 Jacques Labetoulle and Guy Pujolle A Study of Queueing Networks with Deterministic Service and Application to Computer Networks . . . . . . . . . . . 183--195 Peter J. Denning and Kevin C. Kahn and Jacques Leroudier and Dominique Potier and Rajan Suri Optimal Multiprogramming . . . . . . . . 197--216 Jeffrey R. Spirn Multi-Queue Scheduling of Two Tasks . . 217--226 Peter D. Welch On the Self Contained Modelling of DB/DC Systems . . . . . . . . . . . . . . . . 227--247
David Pager A Practical General Method for Constructing \em LR($k$) Parsers . . . . 249--268 Werner Kern Speicheroptimale Formelübersetzung. (German) [Storage Optimal Formula Translation] . . . . . . . . . . . . . . 269--287 Arnold L. Rosenberg and Larry J. Stockmeyer Storage Schemes for Boundedly Extendible Arrays . . . . . . . . . . . . . . . . . 289--303 John B. Kam and Jeffrey D. Ullman Monotone Data Flow Analysis Frameworks 305--317 Robert E. Shostak On the Role of Unification in Mechanical Theorem Proving . . . . . . . . . . . . 319--323 P. E. Lauer and Roy H. Campbell Addenda and Corrigenda: \em Formal Semantics of a Class of High-Level Primitives for Coordinating Concurrent Processes . . . . . . . . . . . . . . . 325--325
Robert Sedgewick The Analysis of Quicksort Programs . . . 327--355 Tomasz Kowaltowski Axiomatic Approach to Side Effects and General Jumps . . . . . . . . . . . . . 357--360 Donal T. MacVeigh, S. J. Effect of Data Representation on Cost of Sparse Matrix Operations . . . . . . . . 361--394 A. A. Schönhage Schnelle Multiplikation von Polynomen über Körpern der Charakteristik $2$. (German) [Fast Multiplication of Polynomials over Fields of Characteristic $2$] . . . . . . . . . . 395--398 J.-F. Perrot Mono\"\ides syntactiques des langages algébriques. (French) [Syntactic Monoids of Algebraic Languages] . . . . . . . . 399--413
David A. Watt The Parsing Problem for Affix-Grammars 1--20 David C. Luckham and Norihisa Suzuki Proof of Termination within a Weak Logic of Programs . . . . . . . . . . . . . . 21--36 Mila E. Majster Extended Directed Graphs, a Formalism for Structured Data and Data Structures 37--59 Isi Mitrani and J. H. Hine Complete Parameterized Families of Job Scheduling Strategies . . . . . . . . . 61--73 Hermann A. Maurer and Arto Salomaa and Derick Wood EOL Forms . . . . . . . . . . . . . . . 75--96
Robert D. Tennent Language Design Methods Based on Semantic Principles . . . . . . . . . . 97--112 Bruce Russell On an Equivalence between Continuation and Stack Semantics . . . . . . . . . . 113--123 Nissim Francez and Boris Klebansky and Amir Pnueli Backtracking in Recursive Computations 125--144 George W. Ernst Rules of Inference for Procedure Calls 145--152 Bo Munch-Andersen and Torben U. Zahle Scheduling According to Job Priority with Prevention of Deadlock and Permanent Blocking . . . . . . . . . . . 153--175 Joel I. Seiferas Iterative Arrays with Direct Central Control . . . . . . . . . . . . . . . . 177--192 Peter Deussen and Kurt Mehlhorn Van Wijngaarden Grammars and Space Complexity Class EXSPACE . . . . . . . . 193--199
Tilak Agerwala Some Extended Semaphore Primitives . . . 201--220 James E. Donahue Locations Considered Unnecessary . . . . 221--242 Fred Kröger LAR: a Logic of Algorithmic Reasoning 243--266 Yoshihide Igarashi General Properties of Derivational Complexity . . . . . . . . . . . . . . . 267--283 Peter R. J. Asveld and Joost Engelfriet Iterated Deterministic Substitution . . 285--302
J. Eve and R. Kurki-Suonio On computing the transitive closure of a relation . . . . . . . . . . . . . . . . 303--314 Robert D. Tennent On a New Approach to Representation Independent Data Classes . . . . . . . . 315--324 N. Ramsperger Concurrent Access to Data . . . . . . . 325--334 Reidar Conradi Some Comments on \em Concurrent Readers and Writers . . . . . . . . . . . . . . 335--340 Hisao Kameda and Calvin C. Gotlieb A Feedback-Coupled Resource Allocation Policy for Multiprogrammed Computer Systems . . . . . . . . . . . . . . . . 341--357 Michel Parent and Dominique Potier A Note on the Influence of Program Loading on the Page Fault Rate . . . . . 359--370 Burkhard Monien The LBA-Problem and the Deterministic Tape Complexity of Two-Way One-Counter Languages over a One-Letter Alphabet . . 371--382 Burkhard Monien Corrigenda: \em Transformational Methods and Their Application to Complexity Problems . . . . . . . . . . . . . . . . 383--384
Rudolf Bayer and Mario Schkolnick Concurrency of Operations on B-Trees . . 1--21
D. T. Lee and C. K. Wong Worst-Case Analysis for Region and Partial Region Searches in Multidimensional Binary Search Trees and Balanced Quad Trees . . . . . . . . . . 23--29 David Pager Eliminating Unit Productions from \em LR Parsers . . . . . . . . . . . . . . . . 31--59 Stefan Sokolowski Axioms for Total Correctness . . . . . . 61--71 Jan Paredaens and R. Vyncke A Class of Measures on Formal Languages 73--86 Jürgen Avenhaus and Klaus Madlener Subrekursive Komplexität bei Gruppen: I. Gruppen mit vorgeschriebener Komplexität. (German) [Subrecursive Complexity on Groups. I. Groups of Given Complexity] 87--104 Wilfried J. Hansen and Hendrik Boom The Report on the Standard Hardware Representation for ALGOL 68 . . . . . . 105--119 Claus H. Correll Proving Programs Correct through Refinement . . . . . . . . . . . . . . . 121--132 Nissim Francez and Amir Pnueli A Proof Method for Cyclic Programs . . . 133--157 Andrew Chi-Chih Yao On Random $2$-$3$ Trees . . . . . . . . 159--170 Ronald V. Book On the Complexity of Formal Grammars . . 171--181 Jürgen Avenhaus and Klaus Madlener Subrekursive Komplexität bei Gruppen: II. Der Einbettungssatz von Higman für entscheidbare Gruppen. (German) [Subrecursive Complexity on Groups. II. Higman's Embedding Theorem for Decidable Groups] . . . . . . . . . . . . . . . . 183--193
Terrence W. Pratt Program Analysis and Optimization through Kernel-Control Decomposition . . 195--216 Christoph M. Hoffmann Design and Correctness of a Compiler for a Non-Procedural Language . . . . . . . 217--241 Armin B. Cremers and Thomas N. Hibbard Orthogonality of Information Structures 243--261 Edward G. Coffman, Jr. and Joseph Y.-T. Leung and D. W. Ting Bin Packing: Maximizing the Number of Pieces Packed . . . . . . . . . . . . . 263--271 Arnold L. Rosenberg Data Encodings and Their Costs . . . . . 273--292
Armin B. Cremers and Thomas N. Hibbard Functional Behavior in Data Spaces . . . 293--307 Manfred Stadel Die Zeitkomplexität des Normalisierungsproblems bei kontextsensitiven Grammatiken. (German) [The Time Complexity of the Normalization Problem of Context-Sensitive Grammars] . . . . . . 309--329 Anthony E. Krzesinski and Peter Teunissen A Multiclass Network Model of a Demand Paging Computer System . . . . . . . . . 331--343 H. Hule and Hermann A. Maurer and Thomas Ottmann Good OL Forms . . . . . . . . . . . . . 345--353 Henry S. Warren, Jr. Static Main Storage Packing Problems . . 355--376 Peter Deussen A Unified Approach to the Generation and the Acception of Formal Languages . . . 377--390
Ralph L. London and John V. Guttag and James J. Horning and Butler W. Lampson and J. G. Mitchell and Gerald J. Popek Proof Rules for the Programming Language Euclid . . . . . . . . . . . . . . . . . 1--26 John V. Guttag and James J. Horning The algebraic specification of abstract data types . . . . . . . . . . . . . . . 27--52 William E. Howden Algebraic Program Testing . . . . . . . 53--66 Teuvo Laurinolli Bounded Quantification and Relations Recognizable by Finite Automata . . . . 67--78 Karel Culik II The Ultimate Equivalence Problem for DOL Systems . . . . . . . . . . . . . . . . 79--84 Carlo Montangero and Giuliano Pacini and Maria Simi and Franco Turini Information Management in Context Trees 85--94 Jane W. S. Liu and C. L. Liu Performance Analysis of Multiprocessor Systems Containing Functionally Dedicated Processors . . . . . . . . . . 95--104 B. Bartsch and G. Bolch A Conservation Law for G/G/m Queueing Systems . . . . . . . . . . . . . . . . 105--109
Wolfgang J. Paul and Robert Endre Tarjan Time-Space Trade-Offs in a Pebble Game 111--115 Mordechai Ben-Ari Ianov Pushdown Schemes Are Contained in Boolean Recursive Schemes . . . . . . . 117--125 V. K. Sabel\cprimefel\cprimed Äquivalente Transformationen für Flußdiagramme. (German) [Equivalence Transformations of Program Schemes] . . 127--155 Peter J. L. Wallis The Design of a Portable Programming Language . . . . . . . . . . . . . . . . 157--167 Detlef Wotschke and Celia Wrathall A Note on Classes of Complements and the LBA Problem . . . . . . . . . . . . . . 169--173 Reinhold Franck A Class of Linearly Parsable Graph Grammars . . . . . . . . . . . . . . . . 175--201 Carlton J. Maxson Linear Regular Sets . . . . . . . . . . 203--208
J. Lewi and Karel De Vlaminck and J. Huens and M. Huybrechts The \em ELL($1$) Parser Generator and the Error Recovery Mechanism . . . . . . 209--228 Eric C. R. Hehner On Removing the Machine from the Language . . . . . . . . . . . . . . . . 229--243 Wayne A. Babich and Mehdi Jazayeri The Method of Attributes for Data Flow Analysis: Part I. Exhaustive Analysis 245--264 Wayne A. Babich and Mehdi Jazayeri The Method of Attributes for Data Flow Analysis: Part II. Demand Analysis . . . 265--272 D. M. Choy and C. K. Wong Optimal $\alpha-\beta$ trees with capacity constraint . . . . . . . . . . 273--296 Joachim Biskup On the Complementation Rule for Multivalued Dependencies in Database Relations . . . . . . . . . . . . . . . 297--305
Augusto Celentano Incremental \em LR Parsers . . . . . . . 307--321 Robert Meersman and Grzegorz Rozenberg Two-Level Meta-Controlled Substitution Grammars . . . . . . . . . . . . . . . . 323--339 Lutz Eichner The Semigroups of Linearly Realizable Finite Automata I . . . . . . . . . . . 341--367 Lutz Eichner The Semigroups of Linearly Realizable Finite Automata II . . . . . . . . . . . 369--390
John Darlington A Synthesis of Several Sorting Algorithms . . . . . . . . . . . . . . . 1--30 Gérard P. Huet and Bernard Lang Proving And Applying Program Transformations Expressed With second-Order Patterns . . . . . . . . . 31--55 Abraham Silberschatz and Brian Johnson Remarks on \em Some Comments on Concurrent Readers and Writers by Reidar Conradi . . . . . . . . . . . . . . . . 57--60 Leonard M. Adleman and Kellogg S. Booth and Franco P. Preparata and Walter L. Ruzzo Improved Time and Space Bounds for Boolean Matrix Multiplication . . . . . 61--70 William F. McColl Complexity hierarchies for Boolean functions . . . . . . . . . . . . . . . 71--77 Seymour Ginsburg and Derick Wood Precedence Relations in Grammar Forms 79--88 S. A. Greibach Hierarchy Theorems for Two-Way Finite State Transducers . . . . . . . . . . . 89--101
C. Adams and Erol Gelenbe and J. Vicard An Experimentally Validated Model of the Paging Drum . . . . . . . . . . . . . . 103--117 Cliff B. Jones Constructing a Theory of a Data Structure as an Aid to Program Development . . . . . . . . . . . . . . 119--137 Michael A. Arbib and Suad Alagi\'c Proof Rules for \bf Gotos . . . . . . . 139--148 Wolfgang Merzenich A Binary Operation on Trees and an Initial Algebra Characterization for Finite Tree Types . . . . . . . . . . . 149--168 Stephan Heilbrunner On the Definition of \em ELR($k$) and \em ELL($k$) Grammars . . . . . . . . . 169--176 Wilf R. LaLonde Constructing \em LR Parsers for Regular Right Part Grammars . . . . . . . . . . 177--193
D. Coleman and J. W. Hughes The Clean Termination of Pascal Programs 195--210 Rodney W. Topor The Correctness of the Schorr--Waite List Marking Algorithm . . . . . . . . . 211--221 David Gries The Schorr--Waite Graph Marking Algorithm . . . . . . . . . . . . . . . 223--232 Michel Latteux Intersections de langages algébriques bornés. (French) [Intersections of Bounded Algebraic Languages] . . . . . . 233--240 Jean-Michel Autebert Opérations de Cylindre et applications séquentielles gauches inverses. (French) [Cylinder operations and sequential left-inverse applications] . . . . . . . 241--258 Peter R. J. Asveld and Joost Engelfriet Extended Linear Macro Grammars, Iteration Grammars, and Register Programs . . . . . . . . . . . . . . . . 259--285 Eric C. R. Hehner do considered od: a contribution to the programming calculus . . . . . . . . . . 287--304
P. Bouchet Procédures de reprise dans les syst\`emes de gestion de base de données réparties. (French) [Recovery Techniques for Distributed Database Management Systems] 305--340 Karl Unterauer Dynamic Weighted Binary Search Trees . . 341--362 R. Kemp The Average Number of Registers Needed to Evaluate a Binary Tree Optimally . . 363--372 Jan van Leeuwen A Useful Lemma for Context-Free Programmed Grammars . . . . . . . . . . 373--386
Axel van Lamsweerde and Michel Sintzoff Formal Derivation of Strongly Correct Concurrent Programs . . . . . . . . . . 1--31 Helmut Alt Lower Bounds on Space Complexity for Contextfree Recognition . . . . . . . . 33--61 Yasuichi Horibe and Tibor O. H. Nemetz On the Max-Entropy Rule for a Binary Search Tree . . . . . . . . . . . . . . 63--72 Jòrgen Steensgaard-Madsen Pascal---Clarifications and Recommended Extensions . . . . . . . . . . . . . . . 73--94
Warren Burton Generalized Recursive Data Structures 95--108 P. E. Lauer and P. R. Torrigiani and M. W. Shields COSY --- a system specification language based on paths and processes . . . . . . 109--158 Donald L. Iglehart and Gerald S. Shedler Regenerative Simulation of Response Times in Networks of Queues with Multiple Job Types . . . . . . . . . . . 159--175 Ronald V. Book On Languages Accepted by Space-Bounded Oracle Machines . . . . . . . . . . . . 177--185
C. J. M. Turnbull and E. S. Lee Generalized Deterministic Left To Right Parsing . . . . . . . . . . . . . . . . 187--207 Reinhard Wilhelm Computation and Use of Data Flow Information in Optimizing Compilers . . 209--225 Beate Commentz-Walter Size-depth trade-off in monotone Boolean formulae . . . . . . . . . . . . . . . . 227--243 J. W. Cohen The Multiple Phase Service Network with Generalized Processor Sharing . . . . . 245--284
Erol Gelenbe Probabilistic models of computer systems. II. Diffusion approximations, waiting times and batch arrivals . . . . 285--303 Teruo Hikita On a Class of Recursive Procedures and Equivalent Iterative Ones . . . . . . . 305--320 N. Mikou and S. Tucci Analyse et optimisation d'une procédure de reprise dans un syst\`eme de gestion de données centralisées. (French) [Analysis and Optimization of a Recovery Technique in a Management System of Centralized Data] . . . . . . . . . . . 321--338 Eljas Soisalon-Soininen and Esko Ukkonen A Method for Transforming Grammars into \em LL($k$) Form . . . . . . . . . . . . 339--369 Kurt Mehlhorn Some Remarks on Boolean Sums . . . . . . 371--375 Hirokazu Nishimura Sequential Method in Propositional Dynamic Logic . . . . . . . . . . . . . 377--400
Edsger W. Dijkstra Some Beautiful Arguments Using Mathematical Induction . . . . . . . . . 1--8 Christoph M. Hoffmann Semantic Properties of Lucid's Compute Clause and its Compilation . . . . . . . 9--20 Philip Heidelberger Variance Reduction Techniques for the Simulation of Markov Process . . . . . . 21--37 Gaston H. Gonnet and Lawrence D. Rogers and J. Alan George An Algorithmic and Complexity Analysis of Interpolation Search . . . . . . . . 39--52 Zvi Galil Applications of Efficient Mergeable Heaps for Optimization Problems on Trees 53--58 Stefan Reisch Gobang ist PSPACE-vollständig. (German) [Gobang is PSPACE-Complete] . . . . . . 59--66 Jörg H. Siekmann and Graham Wrightson Paramodulated Connection Graphs . . . . 67--86 Hermann A. Maurer and Arto K. Salomaa and Derick Wood On Generators and Generative Capacity of EOL Forms . . . . . . . . . . . . . . . 87--107
Ingo Wegener A new Lower Bound on the Monotone Network Complexity of Boolean Sums . . . 109--114 Johannes Röhrich Methods for the Automatic Construction of Error Correcting Parsers . . . . . . 115--139 Charles N. Fischer and Donn R. Milton and Sam B. Quiring Efficient \em LL($1$) Error Correction and Recovery Using Only Insertions . . . 141--154 Jon Louis Bentley and Hermann A. Maurer Efficient Worst-Case Data Structures for Range Searching . . . . . . . . . . . . 155--168 Edmund Melson Clarke Proving Correctness of Coroutines Without History Variables . . . . . . . 169--188 Christophe Reutenauer An Ogden-Like Iteration Lemma for Rational Power Series . . . . . . . . . 189--197 Chandra M. R. Kintala and Detlef Wotschke Amounts of Nondeterminism in Finite Automata . . . . . . . . . . . . . . . . 199--204
Frank Wm. Tompa A Practical Example of the Specification of Abstract Data Types . . . . . . . . . 205--224 David R. Barstow and John Darlington Remarks on \em A Synthesis of Several Sorting Algorithms by John Darlington 225--227 Uwe Kastens Ordered Attributed Grammars . . . . . . 229--256 Grzegorz Rozenberg and D. Wood Context-Free Grammars With Selective Rewriting . . . . . . . . . . . . . . . 257--268 Hans Kleine Büning and Lutz Priese Universal Asynchronous Iterative Arrays of Mealy Automata . . . . . . . . . . . 269--285 H. A. Rollik Automaten in planaren Graphen. (German) [Automata in Planar Graphs] . . . . . . 287--298
William R. Franta and Mark Benedict Bilodeau Analysis of a Prioritized CSMA Protocol Based on Staggered Delays . . . . . . . 299--324 A. T. Berztiss Depth-First $K$-Trees and Critical Path Analysis . . . . . . . . . . . . . . . . 325--346 Michel Latteux Sur les générateurs algébriques et linéaires. (French) [Algebraic and Linear Generators] . . . . . . . . . . . . . . 347--363 Hermann A. Maurer and Maurice Nivat Rational Bijection of Rational Sets . . 365--378 Susumu Morito and Harvey M. Salkin Using the Blankinship Algorithm to Find the General Solution of a Linear Diophantine Equation . . . . . . . . . . 379--382 Bernhard Mescheder On the Number of Active-Operations Needed to Compute the Discrete Fourier Transform . . . . . . . . . . . . . . . 383--408
Bruce Russell Correctness of the Compiling Process Based on Axiomatic Semantics . . . . . . 1--20 Leslie Lamport The ``Hoare Logic'' of Concurrent Programs . . . . . . . . . . . . . . . . 21--37 Brigitte Plateau Evaluation des Performances d'un Algorithme de Contrôle de la Cohérence d'une Base de Données Répartie. (French) [Performance Evaluation of a Concurrency Control Algorithm for a Distributed Database] . . . . . . . . . . . . . . . 39--62 Carla Schlatter Ellis Concurrent Search and Insertion in $2$-$3$ Trees . . . . . . . . . . . . . 63--86 Reiner Philipp and Ernst-Jürgen Prauß Über Separatoren in planaren Graphen. (German) [Separators in Planar Graphs] 87--106
Allan G. Bromley Memory Fragmentation in Buddy Methods for Dynamic Storage Allocation . . . . . 107--117 Vijay K. Vaishnavi and Hans-Peter Kriegel and D. Wood Optimum Multiway Search Trees . . . . . 119--133 Reiji Nakajima and Michio Honda and Hayao Nakahara Hierarchical Program Specification and Verification --- a Many-sorted Logical Approach . . . . . . . . . . . . . . . . 135--155 Eljas Soisalon-Soininen On the Space Optimizing Effect of Eliminating Single Productions from $LR$ Parsers . . . . . . . . . . . . . . . . 157--174 Lutz Michael Wegner On Parsing Two-Level Grammars . . . . . 175--193
Marco A. Casanova and Philip A. Bernstein General Purpose Schedulers for Database Systems . . . . . . . . . . . . . . . . 195--220 Zvi Galil An $O(V^{5/3} E^{2/3})$ Algorithm for the Maximal Flow Problem . . . . . . . . 221--242 Wolfgang J. Paul and Ernst J. Prauß and Rüdiger Reischuk On Alternation . . . . . . . . . . . . . 243--255 Beate Commentz-Walter and Jürgen Sattler Size-depth Tradeoff in Non-monotone Boolean Formulae . . . . . . . . . . . . 257--269 Anton Nijholt A Survey of Normal Form Covers for Context Free Grammars . . . . . . . . . 271--294 R. Kemp A Note on the Density of Inherently Ambiguous Context-free Languages . . . . 295--298
Paul Walton Purdom, Jr. and Cynthia A. Brown Semantic Routines and \em LR($k$) Parsers . . . . . . . . . . . . . . . . 299--315 Karl-Rudolf R. Moll Left Context Precedence Grammars . . . . 317--335 Mitchell Wand First-Order Identities as a Defining Language . . . . . . . . . . . . . . . . 337--357 Hirokazu Nishimura Descriptively Complete Process Logic . . 359--369 Fred Kröger Infinite Proof Rules for Loops . . . . . 371--389 Wolfgang J. Paul and Rüdiger Reischuk On Alternation II. A Graph Theoretic Approach to Determinism Versus Nondeterminism . . . . . . . . . . . . . 391--403
Friedrich L. Bauer and Andrei P. Ershov and M. Paul and Alan J. Perlis Klaus Samelson . . . . . . . . . . . . . 1--2 William E. Wright Binary Search Trees in Secondary Memory 3--17 Onno J. Boxma and Alan G. Konheim Approximate Analysis of Exponential Queueing Systems with Blocking . . . . . 19--66 François Baccelli Analysis of a Service Facility with Periodic Checkpointing . . . . . . . . . 67--81 Daniel M. Berry Remarks on R. D. Tennent's \em Language Design Methods Based on Semantic Principles: Algol 68, a Language Designed Using Semantic Principles . . . 83--98
Paul Walton Purdom, Jr. and Cynthia A. Brown and Edward L. Robertson Backtracking with Multi-Level Dynamic Search Rearrangement . . . . . . . . . . 99--113 Paul Walton Purdom, Jr. and Cynthia A. Brown Parsing Extended \em LR($k$) Grammars 115--127 Werner Kuich The Characterization of Parallel Ultralinear Grammars by Rational Power Series . . . . . . . . . . . . . . . . . 129--139 L. Kou and George Markowsky and Leonard Berman A Fast Algorithm for Steiner Trees . . . 141--145 Ingo Wegener An Improved Complexity Hierarchy on the Depth of Boolean Functions . . . . . . . 147--152 F. Rodriguez Indépendance Forte de Certaines Opérations. (French) [Strong Independence of Certain Operations] . . . . . . . . . 153--166 Stefan Reisch Hex ist PSPACE-vollständig. (German) [Hex is PSPACE-Complete] . . . . . . . . . . 167--191
Daniel J. Moore and Bruce Russell Axiomatic Data Type Specifications: a First Order Theory of Linear Lists . . . 193--207 Toshiro Araki and Nobuki Tokura Flow Languages Equal Recursively Enumerable Languages . . . . . . . . . . 209--217 Krzysztof R. Apt Recursive Assertions and Parallel Programs . . . . . . . . . . . . . . . . 219--232 R. J. R. Back Proving Total Correctness of Nondeterministic Programs in Infinitary Logic . . . . . . . . . . . . . . . . . 233--249 Hans Daduna and R. Schassberger A Discrete-Time Round-Robin Queue with Bernoulli Input and General Arithmetic Service Time Distributions . . . . . . . 251--263 R. Kemp \em LR($0$) Grammars Generated by \em LR($0$) Parsers . . . . . . . . . . . . 265--280 Gary Marc Levin and David Gries A Proof Technique for Communicating Sequential Processes . . . . . . . . . . 281--302 Stal O. Anderaa and Egon Börger The Equivalence of Horn and Network Complexity for Boolean Functions . . . . 303--307 Ernst W. Mayr Persistence of Vector Replacement Systems is Decidable . . . . . . . . . . 309--318
Kellogg S. Booth and Richard J. Lipton Computing Extremal and Approximate Distances in Graphs Having Unit Cost Edges . . . . . . . . . . . . . . . . . 319--328 Witold Lipski, Jr. and Franco P. Preparata Efficient Algorithms for Finding Maximum Matchings in Convex Bipartite Graphs and Related Problems . . . . . . . . . . . . 329--346 Donald L. Iglehart and Gerald S. Shedler Regenerative Simulation of Response Times in Networks of Queues: Statistical Efficiency . . . . . . . . . . . . . . . 347--363 Robert Cartwright and Derek C. Oppen The Logic of Aliasing . . . . . . . . . 365--384 Arie de Bruin Goto Statements: Semantics and Deduction Systems . . . . . . . . . . . . . . . . 385--424 Harald Würges A Specification Technique Based on Predicate Transformers . . . . . . . . . 425--445 Takehiro Tokuda Eliminating Unit Reductions from \em LR($k$) Parsers Using Minimum Contexts 447--470 Marco A. Casanova and Philip A. Bernstein Erratum: \em General Purpose Schedulers for Database System . . . . . . . . . . 471--471
Zvi M. Kedem and Abraham Silberschatz A Characterization of Database Graphs Admitting a Simple Locking Protocol . . 1--13 M. Clint On the Use of History Variables . . . . 15--30 Richard G. Hamlet Reliability Theory of Program Testing 31--43 Manfred Stadel Behandlung verschiedener INTEGER-Darstellungen durch optimierende Compiler. (German) [Treatment of Various INTEGER-Representation by Optimizing Compiler] . . . . . . . . . . . . . . . 45--56 R. Schassberger On the Response Time Distribution in a Discrete Round-Robin Queue . . . . . . . 57--62 Dirk Janssens and Grzegorz Rozenberg A Characterization of Context-Free String Languages by Directed Node Label Controlled Graph Grammars . . . . . . . 63--85 Paul Pritchard Another Look at the ``Longest Ascending Subsequence'' Problem . . . . . . . . . 87--91 Eike Best and Brian Randell A Formal Model of Atomicity in Asynchronous Systems . . . . . . . . . . 93--124
Thomas J. Ostrand and Marvin C. Paull and Elaine J. Weyuker Parsing Regular Grammars with Finite Lookahead . . . . . . . . . . . . . . . 125--138 Volker Claus The $(n, k)$-Bounded Emptiness-Problem for Probabilistic Acceptors and Related Problems . . . . . . . . . . . . . . . . 139--160 Ernst-Rüdiger Olderog Sound and Complete Hoare-like Calculi Based on Copy Rules . . . . . . . . . . 161--197 Andrzej Blikle The Clean Termination of Iterative Programs . . . . . . . . . . . . . . . . 199--217 Alain J. Martin An Axiomatic Definition of Synchronization Primitives . . . . . . . 219--235 Trevor I. Fenner and George Loizou An Analysis of two Related Loop-free Algorithms for Generating Integer Partitions . . . . . . . . . . . . . . . 237--252
Jayashree Ramanathan and Ken Kennedy Pathlistings Applied to Data Flow Analysis . . . . . . . . . . . . . . . . 253--273 Joost Engelfriet and Gilberto Fil\`e The Formal Power of One-Visit Attribute Grammars . . . . . . . . . . . . . . . . 275--302 Leslie M. Goldschlager $\varepsilon$-productions in context-free grammars . . . . . . . . . 303--308 John L. Hennessy and Richard B. Kieburtz The Formal Definition of a Real-Time Language . . . . . . . . . . . . . . . . 309--345 Thomas Klingler and Stefan Reisch A Gap Between the Actual Complexity of Permutations and Their Entropy Defined by Stoß . . . . . . . . . . . . . . . . . 347--362 George Markowsky Best Huffman Trees . . . . . . . . . . . 363--370
Zohar Manna and Richard J. Waldinger Problematic Features of Programming Languages: a Situational-Calculus Approach . . . . . . . . . . . . . . . . 371--426 Henk Alblas A Characterization of Attribute Evaluation in Passes . . . . . . . . . . 427--464 Thomas Lengauer Black-White Pebbles and Graph Separation 465--475
T. Gergely and L. Úry A Theory of Interactive Programming . . 1--20 A. Arnold Synchronized Behaviours of Processes and Rational Relations . . . . . . . . . . . 21--29 C. L. Liu and Jane W. S. Liu and Arthur L. Liestman Scheduling with Slack Time . . . . . . . 31--41 John E. Shore Information Theoretic Approximations for M/G/1 und G/G/1 Queuing Systems . . . . 43--61 Satoru Miyano A Hierarchy Theorem for Multihead Stack-Counter Automata . . . . . . . . . 63--67 Grzegorz Rozenberg and R. Verraedt Completeness of EOL Forms is Decidable 69--87 Thiet-Dung Huynh Remarks on the Complexity of an Invariant of Context-Free Grammars . . . 89--99 Michel Martinez Program Behavior Prediction and Prepaging . . . . . . . . . . . . . . . 101--120
Michael O. Rabin The Choice Coordination Problem . . . . 121--134 Joep L. W. Kessels Arbitration Without Common Modifiable Variables . . . . . . . . . . . . . . . 135--141 Sridhar Vasudevan Inner Loops in Flowgraphs and Code Optimization . . . . . . . . . . . . . . 143--155 Scott Huddleston and Kurt Mehlhorn A New Data Structure for Representing Sorted Lists . . . . . . . . . . . . . . 157--184 Kari-Jouko Räihä and Mikko Saarinen Testing Attribute Grammars for Circularity . . . . . . . . . . . . . . 185--192 Jean-Michel Autebert and Joffroy Beauquier and Luc Boasson Formes de langages et de grammaires. (French) [Grammar and language forms] 193--213 Alon Itai and Michael Rodeh Representation of Graphs . . . . . . . . 215--219 Hagen Huwig Ein Modell des $P=NP$-Problems mit einer positiven Lösung. (German) [A Model of the ${P}={NP}$ Problem with a Positive Solution] . . . . . . . . . . . . . . . 221--243
Ernst-Erich Doberkat Deleting the Root of a Heap . . . . . . 245--265 Mark H. Overmars and Jan van Leeuwen Dynamic Multi-Dimensional Data Structures Based on Quad- and $K$-$D$ Trees . . . . . . . . . . . . . . . . . 267--285 François Baccelli and Thierry Fleury On Parsing Arithmetic Expressions in a Multiprocessing Environment . . . . . . 287--310 A. Staphylopatis Performance Considerations in the Parallel Execution of Numerical Algorithms on two Processors . . . . . . 311--325 Lawrence Snyder Recognition and Selection of Idioms for Code Optimization . . . . . . . . . . . 327--348 A. Demers and C. Keleman and Bernd Reusch On Some Decidable Properties of Finite State Translations . . . . . . . . . . . 349--364
Flaviu Cristian Robust Data Types . . . . . . . . . . . 365--397 Clement H. C. Leung and Q. H. Choo The Effect of Fixed-Length Record Implementation on File System Response 399--409 Joseph JáJá and Janos Simon Space Efficient Algorithms for Some Graph Theoretical Problems . . . . . . . 411--423 Norbert Blum On the Power of Chain Rules in Context Free Grammars . . . . . . . . . . . . . 425--433 Eljas Soisalon-Soininen and Derick Wood On a Covering Relation for Context-Free Grammars . . . . . . . . . . . . . . . . 435--449 Peter R. J. Asveld and J. V. Tucker Complexity theory and the operational structure of algebraic programming systems . . . . . . . . . . . . . . . . 451--476 Paul Pritchard Explaining the Wheel Sieve . . . . . . . 477--485
Robert B. K. Dewar and Susan M. Merritt and Micha Sharir Some Modified Algorithms for Dijkstra's Longest Upsequence Problem . . . . . . . 1--15 Raúl J. Ramírez and Frank Wm. Tompa and J. Ian Munro Optimum Reorganization Points for Arbitrary Database Costs . . . . . . . . 17--30 Timothy A. Budd and Dana Angluin Two Notions of Correctness and Their Relation to Testing . . . . . . . . . . 31--45 Manfred Broy and Martin Wirsing Partial Abstract Types . . . . . . . . . 47--64 Jeannine Leguy Langages saturés et cones décroissants Langages et cones bifid\`eles. (French) [Saturated Languages and Decreasing Cones. Bifaithful Languages and Bifaithful Cones] . . . . . . . . . . . 65--78 Hans Langmaack On Termination Problems for Finitely Interpreted ALGOL-like Programs . . . . 79--108 Christiane Frougny and Jacques Sakarovitch and Erich Valkema On the Hotz Group of a Context-Free Grammar . . . . . . . . . . . . . . . . 109--115
Wolfgang Reisig Deterministic Buffer Synchronization of Sequential Processes . . . . . . . . . . 117--134 Lynn Robert Carter Further Analysis of Code Generation for a Single Register Machine . . . . . . . 135--147 George W. Ernst and Jainendra K. Navlakha and William F. Ogden Verification of Programs with Procedure-Type Parameters . . . . . . . 149--169 Narao Nakatsu and Yahiko Kambayashi and Shuzo Yajima A longest common subsequence algorithm suitable for similar text strings . . . 171--179 Alberto Pettorossi and Rod M. Burstall Deriving Very Efficient Algorithms for Evaluating Linear Recurrence Relations Using the Program Transformation Technique . . . . . . . . . . . . . . . 181--206 Donna J. Brown and Brenda S. Baker and Howard P. Katseff Lower Bounds for On-Line Two-Dimensional Packing Algorithms . . . . . . . . . . . 207--225
Jean-Marie M. Nicolas Logic For Improving Integrity Checking in Relational Data Bases . . . . . . . . 227--253 Brian Allen On the Costs of Optimal and Near-Optimal Binary Search Trees . . . . . . . . . . 255--263 Flemming Nielson A Denotational Framework for Data Flow Analysis . . . . . . . . . . . . . . . . 265--287 S. O. Anderson and R. C. Backhouse An Alternative Implementation of an Insertion-Only Recovery Technique . . . 289--298 Karl Winklmann On the complexity of some problems concerning the use of procedures. I . . 299--318 Ashok K. Agrawala and Satish K. Tripathi On an Exponential Server with General Cyclic Arrivals . . . . . . . . . . . . 319--334
Karel Culik II and J. Gruska and Arto Salomaa Systolic Automata for VLSI on Balanced Trees . . . . . . . . . . . . . . . . . 335--344 Jan van Leeuwen and Mark H. Overmars Stratified Balanced Search Trees . . . . 345--359 Ole Eriksen and Jòrgen Staunstrup Concurrent Algorithms for Root Searching 361--376 Kenneth J. Supowit and Edward M. Reingold The Complexity of Drawing Trees Nicely 377--392 Giora Slutzki Finite State Relational Programs . . . . 393--409 Karl Winklmann On the complexity of some problems concerning the use of procedures. II . . 411--430 Jean-Pierre Banâtre and Patrice Frison and Patrice Quinton A Network for the Detection of Words in Continuous Speech . . . . . . . . . . . 431--448 Philippe Nain Partage de tâches entre [deux] processeurs homog\`enes. (French) [Task Scheduling Between Two Homogeneous Processors] . . . . . . . . . . . . . . 449--466
H. T. Kung and Christos H. Papadimitriou An Optimality Theory of Concurrency Control for Databases . . . . . . . . . 1--11 Takao Tsuda and Takashi Sato Transposition of Large Tabular Data Structures with Applications to Physical Database Organization. Part I. Transposition of Tabular Data Structures 13--33 Klaus Küspert Storage Utilization in $B^*$-Trees with a Generalized Overflow Technique . . . . 35--55 Richard N. Taylor Complexity of Analyzing the Synchronization Structure of Concurrent Programs . . . . . . . . . . . . . . . . 57--84 Kazuo Iwama The Universe Problem for Unrestricted Flow Languages . . . . . . . . . . . . . 85--96 Jan A. Bergstra and J. Terlouw Standard Model Semantics for DSL. A Data Type Specification Language . . . . . . 97--113
Gilberto Filé Interpretation and Reduction of Attribute Grammars . . . . . . . . . . . 115--150 Günther E. Pfaff The Construction of Operator Interfaces Based on Logical Input Devices . . . . . 151--166 Takao Tsuda and Akira Urano and Takashi Sato Transposition of Large Tabular Data Structures with Applications to Physical Database Organization. Part II. Applications to Physical Database Organization . . . . . . . . . . . . . . 167--182 Ute Schürfeld New Lower Bounds on the Formula Size of Boolean Functions . . . . . . . . . . . 183--194
J.-P. P. Queille and Joseph Sifakis Fairness and Related Properties in Transition Systems: a Temporal Logic to deal with Fairness . . . . . . . . . . . 195--220 John P. Kearns and Mary Lou Soffa The Implementation of Retention in a Coroutine Environment . . . . . . . . . 221--233 Gregor Engels and Udo Pletat and Hans-Dieter Ehrich An Operational Semantics for Specifications of Abstract Data Types with Error Handling . . . . . . . . . . 235--253 Hanne Riis Nielson Computation Sequences: a Way to Characterize Classes of Attribute Grammars . . . . . . . . . . . . . . . . 255--268 Friedhelm Meyer auf der Heide Efficiency of Universal Parallel Computers . . . . . . . . . . . . . . . 269--296 Alfred Schmitt On the Number of Relational Operators Necessary to Compute Certain Functions of Real Variables . . . . . . . . . . . 297--304
Moshe Y. Vardi Inferring Multivalued Dependencies From Functional and Join Dependencies . . . . 305--324 Ichiro Suzuki and Tadao Kasami Three Measures for Synchronic Dependence in Petri Nets . . . . . . . . . . . . . 325--338 M. A. El-Affendi and Demetres D. Kouvatsos A Maximum Entropy Analysis of the M/G/1 and G/M/1 Queueing Systems at Equilibrium . . . . . . . . . . . . . . 339--355 Keijo Ruohonen On Some Variants of Post's Correspondence Problem . . . . . . . . . 357--367 Rakesh Agrawal and Keith D. Detro An Efficient Incremental \em LR Parser for Grammars With Epsilon Productions 369--376 Juraj Hromkovi\vc One-Way Multihead Deterministic Finite Automata . . . . . . . . . . . . . . . . 377--384 Peter Klein and Friedhelm Meyer auf der Heide A Lower Time Bound for the Knapsack Problem on Random Access Machines . . . 385--395 R. Sommerhalder and S. C. van Westrhenen Parallel Language Recognition in Constant Time by Cellular Automata . . . 397--407
Martin Wirsing and Peter Pepper and Helmut Partsch and Walter Dosch and Manfred Broy On hierarchies of abstract data types 1--33 Jifeng He General Predicate Transformer and the Semantics of a Programming Language With Go To Statement . . . . . . . . . . . . 35--57 Werner Damm and Bernhard Josko A Sound and Relatively $^*$Complete Hoare-Logic for a Language With Higher Type Procedures . . . . . . . . . . . . 59--101 Ashok K. Chandra and Lawrence T. Kou and George Markowsky and Shmuel Zaks On sets of Boolean $n$-vectors with all $k$-projections surjective . . . . . . . 103--111
Hisao Kameda A Note on Multi-queue Scheduling of Two Tasks . . . . . . . . . . . . . . . . . 113--120 Herman Akdag Performances of an Algorithm Constructing a Nearly Optimal Binary Tree . . . . . . . . . . . . . . . . . . 121--132 W. Bucher Two-Symbol DOS Systems Generating Regular Languages . . . . . . . . . . . 133--142 Heikki Mannila and Kari-Jouko Räihä On the Relationship of Minimum and Optimum Covers for a Set of Functional Dependencies . . . . . . . . . . . . . . 143--158 Mario Coppo On the Semantics of Polymorphism . . . . 159--170 Nathan Goodman and Oded Shmueli NP-complete Problems Simplified on Tree Schemas . . . . . . . . . . . . . . . . 171--178 Jean-Jacques Pansiot Hiérarchie et fermeture de certaines classes de tag-syst\`emes. (French) [Hierarchy and Closure Properties of Certain Classes of Tag-Systems] . . . . 179--196 Christian Ronse A Three-Stage Construction for Multiconnection Networks . . . . . . . . 197--206
Mordechai Ben-Ari and Amir Pnueli and Zohar Manna The Temporal Logic of Branching Time . . 207--226 Hans-Ulrich U. Simon Pattern Matching in Trees and Nets . . . 227--248 G. Marque-Pucheu Rational Set of Trees and The Algebraic Semantics of Logic Programming . . . . . 249--260 Joseph A. Bannister and Kishor S. Trivedi Task Allocation in Fault-Tolerant Distributed Systems . . . . . . . . . . 261--281
Werner Pohlmann \em LR Parsing for Affix Grammars . . . 283--300 Alain J. Martin A General Proof Rule for Procedures in Predicate Transformer Semantics . . . . 301--313 Ali Mili A Relational Approach to the Design of Deterministic Programs . . . . . . . . . 315--328 Nissim Francez Product Properties and Their Direct Verification . . . . . . . . . . . . . . 329--344 Philippe Flajolet On the Performance Evaluation of Extendible Hashing and Trie Searching 345--369 Aviezri S. Fraenkel and Moshe Mor and Y. Perl Is Text Compression by Prefixes and Suffixes Practical? . . . . . . . . . . 371--389 H. C. M. Kleijn and Grzegorz Rozenberg On the Generative Power of Regular Pattern Grammars . . . . . . . . . . . . 391--411
Rudolf Bayer and Peter Schlichtiger Data Management Support for Database Management . . . . . . . . . . . . . . . 1--28 N. P. Chapman \em LALR($1,1$) Parser Generation for Regular Right Part Grammars . . . . . . 29--45 Jayme Luiz Szwarcfiter Optimal Multiway Search Trees for Variable Size Keys . . . . . . . . . . . 47--60 Matthew Hennessy Axiomatising Finite Delay Operators . . 61--88 Eike Best and Klaus Voss Free Choice Systems Have Home States . . 89--100 Athanasios K. Tsakalidis Maintaining Order in a Generalized Linked List . . . . . . . . . . . . . . 101--112 Shou Hsuan Stephen Huang and C. K. Wong Generalized Binary Split Trees . . . . . 113--123
Boris D. Lubachevsky An Approach to Automating the Verification of Compact Parallel Coordination Programs: Part 1 . . . . . 125--169 Norbert Blum and Martin Seysen Characterization of all Optimal Networks for a Simultaneous Computation of AND and NOR . . . . . . . . . . . . . . . . 171--181 Will D. Gillett On Binary Tree Encodements . . . . . . . 183--192 Oscar H. Ibarra and Sam M. Kim A Characterization of Systolic Binary Tree Automata and Applications . . . . . 193--207 Jean-Michel Autebert and Joffroy Beauquier and Luc Boasson and Françoise Gire Bicentres de langages algébriques. (French) [Bicenters of Context-Free Languages] . . . . . . . . . . . . . . . 209--227
Luc Devroye A Probabilistic Analysis of the Height of Tries and of the Complexity of Triesort . . . . . . . . . . . . . . . . 229--237 R. S. Bird Using Circular Programs to Eliminate Multiple Traversals of Data . . . . . . 239--250 H. Barringer and J. H. Cheng and Cliff B. Jones A Logic Covering Undefinedness in Program Proofs . . . . . . . . . . . . . 251--269 Ralf Hartmut Güting Optimal Divide-and-Conquer to Compute Measure and Contour for a Set of Iso-Rectangles . . . . . . . . . . . . . 271--291 Jan A. Bergstra and J. V. Tucker The Axiomatic Semantics of Programs Based on Hoare's Logic . . . . . . . . . 293--320
Donald L. Iglehart and Gerald S. Shedler Simulation Output Analysis for Local Area Computer Networks . . . . . . . . . 321--338 Kurt Mehlhorn and Uzi Vishkin Randomized and Deterministic Simulations of PRAMs by Parallel Machines with Restricted Granularity of Parallel Memories . . . . . . . . . . . . . . . . 339--374 Pierre Deransart and Martin Jourdan and Bernard Lorho Speeding up Circularity Tests for Attribute Grammars . . . . . . . . . . . 375--391 Christian Choffrut and Karel Culik II On Real-Time Cellular Automata and Trellis Automata . . . . . . . . . . . . 393--407 Edward G. Coffman, Jr. and Michael A. Langston A Performance Guarantee for the Greedy Set-Partitioning Algorithm . . . . . . . 409--415
Gerardo Costa and Colin Stirling A Fair Calculus of Communicating Systems 417--441 D. T. Sannella A Set--Theoretic Semantics for CLEAR . . 443--472 Mikhail A. Bulyonkov Polyvariant Mixed Computation for Analyzer Programs . . . . . . . . . . . 473--484 Clement H. C. Leung and Q. H. Choo The Paging Drum Queue: a Uniform Perspective and Further Results . . . . 485--500 Stefan Hertel and Martti Mäntylä and Kurt Mehlhorn and Jürg Nievergelt Space Sweep Solves Intersection of Convex Polyhedra . . . . . . . . . . . . 501--519 Günther Bauer and Friedrich Otto Finite Complete Rewriting Systems and the Complexity of the Word Problem . . . 521--540
William E. Wright Some average performance measures for the $B$-tree . . . . . . . . . . . . . . 541--557 A. J. Fisher Practical \em LL($1$)-Based Parsing of van Wijngaarden Grammars . . . . . . . . 559--584 Marina C. Chen and Martin Rem Deadlock-Freedom in Resource Contentions 585--598 Daniel M. Berry A Denotational Semantics for Shared-Memory Parallelism and Nondeterminism . . . . . . . . . . . . . 599--627 Jacques Lenfant and Serge Tahé Permuting data with the Omega network 629--641 Rüdiger Valk and Matthias Jantzen The Residue of Vector Sets with Applications to Decidability Problems in Petri Nets . . . . . . . . . . . . . . . 643--674
Michael Bechtold and Guy Pujolle and Otto Spaniol Throughput of a Satellite Channel Communication . . . . . . . . . . . . . 1--14 Jeffrey H. Kingston Analysis of Tree Algorithms for the Simulation Event List . . . . . . . . . 15--33 Fred B. Schneider and Richard Conway and Dale Skeen Thrifty Execution of Task Pipelines . . 35--45 Ali Mili and Jules Desharnais and Jean-Raymond Gagné Strongest Invariant Functions: Their Use in the Systematic Analysis of While Statements . . . . . . . . . . . . . . . 47--66 Dean Jacobs and David Gries General Correctness: a Unification of Partial and Total Correctness . . . . . 67--83 Thomas Ottmann and Michael Schrapp and Derick Wood Purely Top-Down Updating Algorithms for Stratified Search Trees . . . . . . . . 85--100 Donald W. Loveland Performance Bounds for Binary Testing with Arbitrary Weights . . . . . . . . . 101--114 Burkhard Monien and Ewald Speckenmeyer Ramsey Numbers and an Approximation Algorithm for the Vertex Cover Problem 115--123
Carlo Meghini and Costantino Thanos Querying Fragmented Relations in a Distributed Database . . . . . . . . . . 125--138 John Bruno On Scheduling Tasks with Exponential Service Times and In-Tree Precedence Constraints . . . . . . . . . . . . . . 139--148 R. J. Cunningham and A. J. J. Dick Rewrite Systems on a Lattice of Types 149--169 Jörg-Rüdiger Sack and Thomas Strothotte An Algorithm for Merging Heaps . . . . . 171--186 Norishige Chiba and Kazunori Onoguchi and Takao Nishizeki Drawing Plane Graphs Nicely . . . . . . 187--201 Tsutomu Kamimura An Effectively Given Initial Semigroup 203--227 Paul E. S. Dunne A $2.5n$ Lower Bound on the Monotone Network Complexity of $T_3^n$ . . . . . 229--240
Bogdan Rembowski A Priority Queue With Interruptions of Service Permitted After a Time Quantum 241--251 Balakrishnan Krishnamurthy Short Proofs for Tricky Formulas . . . . 253--275 Jakob Gonczarowski Decidable Properties of Monadic Recursive Schemas With a Depth Parameter 277--310 Piotr Rudnicki and W\lodzimierz Drabent Proving Properties of Pascal Programs in MIZAR 2 . . . . . . . . . . . . . . . . 311--331 John L. Bruno and Peter J. Downey Probabilistic Bounds for Dual Bin-Packing . . . . . . . . . . . . . . 333--345
A. J. Kfoury and Pawe\l Urzyczyn Necessary and Sufficient Conditions for the Universality of Programming Formalisms . . . . . . . . . . . . . . . 347--377 Moon-Jung Chung and W. Michael Evangelist and Ivan Hal Sudborough Complete Problems for Space Bounded Subclasses of NP . . . . . . . . . . . . 379--395 Michael Sonnenschein Global Storage Cells for Attributes in an Attribute Grammar . . . . . . . . . . 397--420 Dung T. Huynh Complexity of the Word Problem for Commutative Semigroups of Fixed Dimension . . . . . . . . . . . . . . . 421--432 Meurig Beynon Replaceability and Computational Equivalence for Monotone Boolean Functions . . . . . . . . . . . . . . . 433--449 Errol L. Lloyd and Michael C. Loui On the Worst Case Performance of Buddy Systems . . . . . . . . . . . . . . . . 451--473
Masahiro Miyakawa Optimum Decision Trees---An Optimal Variable Theorem and its Related Applications . . . . . . . . . . . . . . 475--498 Stephan Heilbrunner Truly Prefix-Correct Chain-Free \em LR($1$) Parsers . . . . . . . . . . . . 499--536 Bernhard Möller On the Algebraic Specification of Infinite Objects---Ordered and Continuous Models of Algebraic Types . . 537--578 Michel Latteux and B. Leguy and B. Ratoandromanana The Family of One-Counter Languages is Closed Under Quotient . . . . . . . . . 579--588 Juraj Hromkovi\vc Fooling a Two-Way Nondeterministic Multihead Automaton with Reversal Number Restriction . . . . . . . . . . . . . . 589--594
Paul Caspi and Nicolas Halbwachs A Functional Model for Describing and Reasoning About Time Behaviour of Computing Systems . . . . . . . . . . . 595--627 Tobias Nipkow Non-deterministic data types: models and implementations . . . . . . . . . . . . 629--661 Bernd Reusch and W. Merzenich Minimal Coverings for Incompletely Specified Sequential Machines . . . . . 663--678 Volker Diekert Investigations on Hotz Groups for Arbitrary Grammars . . . . . . . . . . . 679--698 Piotr Rudnicki and W\lodzimierz Drabent Proving Properties of Pascal Programs in MIZAR 2 . . . . . . . . . . . . . . . . 699--707
Edsger W. Dijkstra and A. J. M. van Gasteren A Simple Fixpoint Argument Without the Restriction to Continuity . . . . . . . 1--7 Ernst-Rüdiger R. Olderog and C. A. R. Hoare Specification-Oriented Semantics for Communicating Processes . . . . . . . . 9--66 L. Duponcheel and M. Duponcheel Acceptable Functional Programming Systems . . . . . . . . . . . . . . . . 67--98 Friedrich Otto On Deciding Whether a Monoid is a Free Monoid or is a Group . . . . . . . . . . 99--110 Hosam M. Mahmoud On the Average Internal Path Length of $m$-ary Search Trees . . . . . . . . . . 111--117
S. A. Bengelloun An Incremental Primal Sieve . . . . . . 119--125 Reinhold Heckmann An Efficient \em ELL($1$)-Parser Generator . . . . . . . . . . . . . . . 127--148 Ikuo Nakata and Masataka Sassa Generation of Efficient \em LALR Parsers for Regular Right Part Grammars . . . . 149--162 M. Becker and Kurt Mehlhorn Algorithms for Routing in Planar Graphs 163--176 Catherine Rosenberg Files d'attente exponentielles ayant des param\`etres non-stationnaires dans le temps. (French) [Exponential Queueing Systems with Non-Stationary [Time] Parameters] . . . . . . . . . . . . . . 177--192 N. Soundararajan Total Correctness of CSP Programs . . . 193--215 Michael S. Paterson and Ingo Wegener Nearly Optimal Hierarchies for Network and Formula Size . . . . . . . . . . . . 217--221 Y. F. Wu and Peter Widmayer and C. K. Wong A Faster Approximation Algorithm for the Steiner Problem in Graphs . . . . . . . 223--229
Johann A. Makowsky and Moshe Y. Vardi On the Expressive Power of Data Dependencies . . . . . . . . . . . . . . 231--244 W. Bucher A Regularity Test for Dual Bordered OS Systems . . . . . . . . . . . . . . . . 245--253 Maria Calzarossa and M. Italiani and Giuseppe Serazzi A Workload Model Representative of Static and Dynamic Characteristics . . . 255--266 Markku Tamminen and W. K. Luk and Paolo Sipala and L. S. Woo and C. K. Wong Constructing Maximal Slicings From Geometry . . . . . . . . . . . . . . . . 267--288 Grzegorz Rozenberg and Emo Welzl Graph Theoretic Closure Properties of the Family of Boundary NLC Graph Languages . . . . . . . . . . . . . . . 289--309 Mirko K\vrivánek and Jaroslav Morávek NP-Hard Problems in Hierarchical-Tree Clustering . . . . . . . . . . . . . . . 311--323 Klaus W. Wagner The Complexity of Combinatorial Problems with Succinct Input Representation . . . 325--356
A. Bijlsma and J. G. Wiltink and P. A. Matthews Equivalence of the Gries and Martin Proof Rules for Procedure Calls . . . . 357--360 Piotr Wyrostek Precedence Technique is not Worse than \em SLR($1$) . . . . . . . . . . . . . . 361--392 Rodney Farrow and Daniel M. Yellin A Comparison of Storage Optimizations in Automatically-Generated Attribute Evaluators . . . . . . . . . . . . . . . 393--427 Maciej Koutny The Merlin-Randell Problem of Train Journeys . . . . . . . . . . . . . . . . 429--463 Victor F. Nicola A Single Server Queue with Mixed Types of Interruptions . . . . . . . . . . . . 465--486
Eric C. R. Hehner and Lorene E. Gupta and Andrew J. Malton Predicative Methodology . . . . . . . . 487--505 Susanne Graf and Joseph Sifakis A Logic for the Specification and Proof of Regular Controllable Processes of CCS 507--527 C. C. Lee and D. T. Lee and C. K. Wong Generating Binary Trees of Bounded Height . . . . . . . . . . . . . . . . . 529--544 Demetres D. Kouvatsos Maximum Entropy and the G/G/1/N Queue 545--565 Johannes Reichardt Deterministic Grammars and Grammar Morphisms . . . . . . . . . . . . . . . 567--583 Yael Maon On the Equivalence of Some Transductions Involving Letter to Letter Morphisms on Regular Languages . . . . . . . . . . . 585--596 Karel Culik II and Juhani Karhumäki Synchronizable Deterministic Pushdown Automata and the Decidability of their Equivalence . . . . . . . . . . . . . . 597--605
Valdis Berzins On Merging Software Extensions . . . . . 607--619 Robert Geist and Mark Smotherman and Kishor S. Trivedi and Joanne Bechta Dugan The Reliability of Life-Critical Computer Systems . . . . . . . . . . . . 621--642 Erol Gelenbe and David Finkel and Satish K. Tripathi Availability of a Distributed Computer System with Failures . . . . . . . . . . 643--655 J. Cantor and A. Ephremides and D. Horton Information Theoretic Analysis for a General Queueing System at Equilibrium with Application to Queues in Tandem . . 657--678 José L. Balcázar and Ronald V. Book Sets with Small Generalized Kolmogorov Complexity . . . . . . . . . . . . . . . 679--688 Siegfried Bublitz Decomposition of Graphs and Monotone Formula Size of Homogeneous Functions 689--696 Costas S. Iliopoulos Monte Carlo Circuits for the Abelian Permutation Group Intersection Problem 697--705
Patrick Cousot and Radhia Cousot ${\rm Sometime}={\rm always}+{\rm recursion}\equiv{\rm always}$ on the equivalence of the intermittent and invariant assertions methods for proving inevitability properties of programs . . 1--31 Ryszard Janicki A Formal Semantics for Concurrent Systems with a Priority Relation . . . . 33--55 Masato Takeichi Partial Parameterization Eliminates Multiple Traversals of Data Structures 57--77 Oded Goldreich and Liuba Shrira Electing a Leader in a Ring with Link Failures . . . . . . . . . . . . . . . . 79--91 Clement H. C. Leung Analysis of Space Allocation in a Generally Fragmented Linear Store . . . 93--104 K. Vidyasankar Generalized Theory of Serializability 105--119
Manfred Kunde Lower Bounds for Sorting on Mesh-Connected Architectures . . . . . . 121--130 G. Loizou and P. Thanisch Losslessness and Project-Join Constructibility in Relational Databases 131--144 Thomas P. Murtagh Redundant Proofs of Non-Interference in Levin-Gries CSP Program Proofs . . . . . 145--156 Stephan Heilbrunner and Steffen Hölldobler The Undecidability of the Unification and Matching Problem for Canonical Theories . . . . . . . . . . . . . . . . 157--171 Wojciech Szpankowski An Analysis of a Contention Resolution Algorithm: Another Approach . . . . . . 173--190 Lawrence A. Harris \em SLR($1$) and \em LALR($1$) Parsing for Unrestricted Grammars . . . . . . . 191--209 Rocco De Nicola Extensional Equivalences for Transition Systems . . . . . . . . . . . . . . . . 211--237
Ali Mili and Jules Desharnais and Fatma Mili Relational Heuristics for the Design of Deterministic Programs . . . . . . . . . 239--276 Luc Devroye Branching Processes in the Analysis of the Heights of Trees . . . . . . . . . . 277--298 Henk Alblas One-pass Transformations of Attributed Program Trees . . . . . . . . . . . . . 299--352 S. Kiran Kumar and C. Pandu Rangan A Linear Space Algorithm for the LCS Problem . . . . . . . . . . . . . . . . 353--362
Bernd Becker An Easily Testable Optimal-Time VLSI-Multiplier . . . . . . . . . . . . 363--380 Albert Hoogewijs Partial-Predicate Logic in Computer Science . . . . . . . . . . . . . . . . 381--393 Deepak Kapur and Paliath Narendran and Hant\`ao Zhang On sufficient completeness and related properties of term rewriting systems . . 395--415 Joseph G. Peters and Larry Rudolph Parallel Approximation Schemes for Subset Sum and Knapsack Problems . . . . 417--432 Ursula Schmidt Long Unavoidable Patterns . . . . . . . 433--445 Paul E. S. Dunne A Result on $k$-Valent Graphs and Its Application to a Graph Embedding Problem 447--459 M. Kempf and Rudolf Bayer and Ulrich Güntzer Time Optimal Left to Right Construction of Position Trees . . . . . . . . . . . 461--474 Edward A. Bender and Cheryl E. Praeger and Nicholas C. Wormald Optimal Worst Case Trees . . . . . . . . 475--489
J. W. de Bakker and J.-J. Ch. Meyer Order and Metric in the Stream Semantics of Elemental Concurrency . . . . . . . . 491--511 J. B\la\.zewicz and W. Kubiak and H. Röck and J. Szwarcfiter Minimizing Mean Flow-Time with Parallel Processors and Resource Constraints . . 513--524 Andrzej Duda and Tadeusz Czachórski Performance Evaluation of Fork and Join Synchronization Primitives . . . . . . . 525--553 Shyamal K. Chowdhury and Pradip K. Srimani Worst Case Performance of Weighted Buddy Systems . . . . . . . . . . . . . . . . 555--564 Bernard Chazelle Some Techniques for Geometric Searching with Implicit Set Representations . . . 565--582 Walter Cunto and Jose Luis Gascon Improving Time and Space Efficiency in Generalized Binary Search Trees . . . . 583--594
Chua-Huang Huang and Christian Lengauer The Derivation of Systolic Implementations of Programs . . . . . . 595--632 Uwe Kastens Lifetime Analysis for Attributes . . . . 633--651 Marek J. Lao Combinator-Based Compilation of Recursive Functions with Different Parameter Passing Modes . . . . . . . . 653--678 Susan Horwitz and Alan J. Demers and Tim Teitelbaum An Efficient General Iterative Algorithm for Dataflow Analysis . . . . . . . . . 679--694 Samuel Kamin The Expressive Theory of Stacks . . . . 695--709
Eric C. R. Hehner and Andrew J. Malton Termination Conventions and Comparative Semantics . . . . . . . . . . . . . . . 1--14 Alain Finkel and Annie Choquet FIFO nets without order deadlock . . . . 15--36 Athanasios K. Tsakalidis The Nearest Common Ancestor in a Dynamic Tree . . . . . . . . . . . . . . . . . . 37--54 Victor Vianu Database Survivability Under Dynamic Constraints . . . . . . . . . . . . . . 55--84 Mahadevan Ganapathi and Charles N. Fischer Integrating Code Generation and Peephole Optimization . . . . . . . . . . . . . . 85--109
Friedrich L. Bauer and Martin Wirsing Crypt-equivalent algebraic specifications . . . . . . . . . . . . . 111--153 Thomas W. Reps Incremental Evaluation for Attribute Grammars with Unrestricted Movement Between Tree Modifications . . . . . . . 155--178 Luc Bougé On the Existence of Symmetric Algorithms to Find Leaders in Networks of Communicating Sequential Processes . . . 179--201 Andrzej Ehrenfeucht and Hendrik Jan Hoogeboom and Grzegorz Rozenberg Recording the Use of Memory in Right-Boundary Grammars and Push-Down Automata . . . . . . . . . . . . . . . . 203--231
Donald T. Sannella and Andrzej Tarlecki Toward formal development of programs from algebraic specifications: implementations revisited . . . . . . . 233--281 Ming-Hua Zhang A Second Order Theory of Data Types . . 283--303 A. E. K. Sobel and N. Soundararajan A Proof System for Distributed Processes 305--332 John H. Reif and Scott A. Smolka The Complexity of Reachability in Distributed Communicating Processes . . 333--354
Robert Giegerich Composition and Evaluation of Attribute Coupled Grammars . . . . . . . . . . . . 355--423 Ulf R. Schmerl Resolution on Formula Trees . . . . . . 425--438 Andrzej Biela Program-Substitution and Admissibility of Rules in Algorithmic Logic . . . . . 439--473
Edward P. F. Chan and Héctor J. Hernández On Generating Database Schemes Bounded or Constant-time-maintainable by Extensibility . . . . . . . . . . . . . 475--496 William P. R. Mitchell Inductive Completion with Retracts . . . 497--514 Pavel Pudlák and Vojt\vech Rödl and Petr Savick\'y Graph Complexity . . . . . . . . . . . . 515--535 Joost Engelfriet and George Leih and Grzegorz Rozenberg Apex Graph Grammars and Attribute Grammars . . . . . . . . . . . . . . . . 537--571 Paliath Narendran and Friedrich Otto Elements of Finite Order for Finite Weight-Reducing and Confluent Thue Systems . . . . . . . . . . . . . . . . 573--591
R. J. R. Back A Calculus of Refinements for Program Derivations . . . . . . . . . . . . . . 593--624 José Fiadeiro and Amílcar Sernadas Specification and Verification of Database Dynamics . . . . . . . . . . . 625--661 Sheldon Shen Cooperative Distributed Dynamic Load Balancing . . . . . . . . . . . . . . . 663--676 Satish K. Tripathi and David Finkel and Erol Gelenbe Load Sharing in Distributed Systems with Failures . . . . . . . . . . . . . . . . 677--689 Giorgio Levi and Catuscia Palamidessi Contributions to the Semantics of Logic Perpetual Processes . . . . . . . . . . 691--711 Anonymous Author index for Volumes 1--25 (1971--1988) . . . . . . . . . . . . . . 715--735
Johannes G. G. van de Vorst The formal development of a parallel program performing $LU$-decomposition 1--17 Dean Jacobs and Martin S. Feather Corrections to \em A Synthesis of Several Sorting Algorithms by J. Darlington . . . . . . . . . . . . . . . 19--23 Elisa Bertino and Daniela Musto Correctness of Semantic Integrity Checking in Database Management Systems 25--57 Pierpaolo Degano and Rocco De Nicola and Ugo Montanari A Distributed Operational Semantics for CCS Based on Condition/Event Systems . . 59--91 Klaus Sutner and Wolfgang Maass Motion Planning Among Time Dependent Obstacles . . . . . . . . . . . . . . . 93--122 Luc Devroye Applications of the Theory of Records in the Study of Random Trees . . . . . . . 123--130 Joost Engelfriet and Heiko Vogler High Level Tree Transducers and Iterated Pushdown Tree Transducers . . . . . . . 131--192
Walter Cunto and Patricio V. Poblete Transforming Unbalanced Multiway Trees into a Practical External Data Structure 193--211 Peter Lipps and Ulrich Möncke and Matthias Olk and Reinhard Wilhelm Attribute (re)evaluation in OPTRAN . . . 213--239 Demetres D. Kouvatsos and John Almond Maximum Entropy Two-Station Cyclic Queues with Multiple General Servers . . 241--267 Christos Levcopoulos and Mark H. Overmars A Balanced Search Tree with $O(1)$ Worst-case Update Time . . . . . . . . . 269--277 Róbert Szelepcsényi The Method of Forced Enumeration for Nondeterministic Automata . . . . . . . 279--284 Eric C. R. Hehner and Lorene E. Gupta and Andrew J. Malton Erratum: ``Predicative methodology'' [Acta Inform. \bf 23 (1986), no. 5, 487--505; MR 87k:68090] . . . . . . . . 285--285
Joseph M. Morris Laws of Data Refinement . . . . . . . . 287--308 Wim H. Hesselink Predicate-Transformer Semantics of General Recursion . . . . . . . . . . . 309--332 Walter Vogler Failures Semantics and Deadlocking of Modular Petri Nets . . . . . . . . . . . 333--348 Ricardo A. Baeza-Yates Modeling Splits in File Structures . . . 349--362 Johannes Köbler and Uwe Schöning and Jacobo Torán On Counting and Approximation . . . . . 363--379 Edward G. Belaga Through the mincing machine with a Boolean layer cake. Nonstandard computations over Boolean circuits in the lower-bounds-to-circuit-size complexity proving . . . . . . . . . . . 381--407
A. Bijlsma and P. A. Matthews and J. G. Wiltink A Sharp Proof Rule for Procedures in $wp$ Semantics . . . . . . . . . . . . . 409--419 Bin Zhang and Meichun Hsu Unsafe Operations in B-Trees . . . . . . 421--438 Ricardo A. Baeza-Yates Expected Behaviour of $B^+$-trees under Random Insertions . . . . . . . . . . . 439--471 Bing-Chao Huang and Michael A. Langston Stable Duplicate-Key Extraction with Optimal Time and Space Bounds . . . . . 473--484 Paul Helman A Family of NP-Complete Data Aggregation Problems . . . . . . . . . . . . . . . . 485--499 Demetres D. Kouvatsos and John Almond Erratum: ``Maximum entropy two-station cyclic queues with multiple general servers'' . . . . . . . . . . . . . . . 501--501
Laurent Pierre and Sylviane R. Schwer Rational Index of Vector Addition Systems Languages . . . . . . . . . . . 503--525 Helmut Seidl On the Finite Degree of Ambiguity of Finite Tree Automata . . . . . . . . . . 527--542 Yennun Huang and Pankaj Jalote Analytic Models for the Primary Site Approach to Fault-Tolerance . . . . . . 543--557 Ian F. Akyildiz and Horst von Brand Computational Algorithms for Networks of Queues with Rejection Blocking . . . . . 559--576 K. V. S. Ramarao Complexity of Distributed Commit Protocols . . . . . . . . . . . . . . . 577--595
Witold Litwin and Yehoshua Sagiv and K. Vidyasankar Concurrency and Trie Hashing . . . . . . 597--614 Mark A. Roth and Henry F. Korth and Abraham Silberschatz Null Values in Nested Relational Databases . . . . . . . . . . . . . . . 615--642 Yijie Han and Yoshihide Igarashi Time Lower Bounds for Parallel Sorting on a Mesh-Connected Processor Array . . 643--655 Annegret Habel and Hans-Jörg Kreowski and Walter Vogler Metatheorems for Decision Problems on Hyperedge Replacement Graph Languages 657--677 Igal Adiri and John Bruno and Esther Frostig and A. H. G. Rinnooy Kan Single Machine Flow-Time Scheduling With a Single Breakdown . . . . . . . . . . . 679--696
J. Csirik An On-Line Algorithm for Variable-Sized Bin Packing . . . . . . . . . . . . . . 697--709 R. Kemp The Expected Additive Weight of Trees 711--740 Arunabha Sen Supercube: An Optimally Fault Tolerant Network Architecture . . . . . . . . . . 741--748 Jean-Michel Autebert and Joaquim Gabarró Iterated GSM's and Co-CFL . . . . . . . 749--769 Hans-Ulrich Simon Continuous Reductions Among Combinatorial Optimization Problems . . 771--785 Demetres D. Kouvatsos and John Almond Erratum: ``Maximum entropy two-station cyclic queues with multiple general servers'' . . . . . . . . . . . . . . . 787--787
Henk Alblas Iteration of Transformation Passes over Attributed Program Trees . . . . . . . . 1--40 Carl E. Langenhop and William E. Wright A Model of the Dynamic Behavior of B-Trees . . . . . . . . . . . . . . . . 41--59 Peter Ru\vzi\vcka and Igor Prívara An Almost Linear Robinson Unification Algorithm . . . . . . . . . . . . . . . 61--71 K. K. Lau A Note on Synthesis and Classification of Sorting Algorithms . . . . . . . . . 73--80 Jakob Gonczarowski and Manfred K. Warmuth Scattered Versus Context-Sensitive Rewriting . . . . . . . . . . . . . . . 81--95
Chua-Huang Huang and Christian Lengauer An Incremental Mechanical Development of Systolic Solutions to the Algebraic Path Problem . . . . . . . . . . . . . . . . 97--124 Dirk Taubner and Walter Vogler Step Failures Semantics and a Complete Proof System . . . . . . . . . . . . . . 125--156 Vernon Rego Some Efficient Computational Algorithms Related to Phase Models . . . . . . . . 157--177 Karel Culik II and Juhani Karhumäki HDTOL Matching of Computations of Multitape Automata . . . . . . . . . . . 179--191
Friedrich L. Bauer In memoriam: Andrei Petrovich Ershov, 19 April 1931--8 December 1988 . . . . . . 193--194 Betty Salzberg Merging Sorted Runs Using Large Main Memory . . . . . . . . . . . . . . . . . 195--215 Gunther Schmidt and Rudolf Berghammer and Hans Zierer Describing Semantic Domains with Sprouts 217--245 Demetres D. Kouvatsos and Nasreddine Tabet-Aouel A Maximum Entropy Priority Approximation for a Stable G/G/1 Queue . . . . . . . . 247--286
Joseph M. Morris Temporal Predicate Transformers and Fair Termination . . . . . . . . . . . . . . 287--313 Andrzej Ehrenfeucht and Grzegorz Rozenberg Partial (Set) $2$-Structures. Part I: Basic Notions and the Representation Problem . . . . . . . . . . . . . . . . 315--342 Andrzej Ehrenfeucht and Grzegorz Rozenberg Partial (Set) $2$-Structures. Part II: State Spaces of Concurrent Systems . . . 343--368 Lawrence T. Kou On Efficient Implementation of an Approximation Algorithm for the Steiner Tree Problem . . . . . . . . . . . . . . 369--380
J.-J. Ch. Meyer and Ernst-Rüdiger Olderog Hiding in Stream Semantics of Uniform Concurrency . . . . . . . . . . . . . . 381--397 Clemens Lautemann The Complexity of Graph Languages Generated by Hyperedge Replacement . . . 399--421 Mark H. Overmars and Michiel H. M. Smid and Mark T. de Berg and Marc J. van Kreveld Maintaining Range Trees in Secondary Memory. Part I: Partitions . . . . . . . 423--452 Michiel H. M. Smid and Mark H. Overmars Maintaining Range Trees in Secondary Memory. Part II: Lower Bounds . . . . . 453--480
Carroll Morgan and P. H. B. Gardiner Data Refinement by Calculation . . . . . 481--503 Harald Sòndergaard and Peter Sestoft Referential Transparency, Definiteness and Unfoldability . . . . . . . . . . . 505--517 Erol Gelenbe and Marisela Hernández Optimum Checkpoints with Age Dependent Failures . . . . . . . . . . . . . . . . 519--531 Dirk Taubner Representing CCS Programs by Finite Predicate/Transition Nets . . . . . . . 533--565 Joost Engelfriet and Willem de Jong Attribute Storage Optimization by Stacks 567--581
R. J. R. Back and J. von Wright Duality in Specification Languages: a Lattice--theoretical Approach . . . . . 583--625 Lin Yu and Daniel J. Rosenkrantz Minimizing Time-Space Cost for Database Version Control . . . . . . . . . . . . 627--663 A. Michael Berman and Marvin C. Paull and Barbara G. Ryder Proving Relative Lower Bounds for Incremental Algorithms . . . . . . . . . 665--683
Wladyslaw M. Turski On Specification of Multiprocessor Computing . . . . . . . . . . . . . . . 685--696 Mohamed G. Gouda and Rodney R. Howell and Louis E. Rosier The Instability of Self-Stabilization 697--724 Rance Cleaveland Tableau-Based Model Checking in the Propositional $\mu$-calculus . . . . . . 725--747 Andreas Weber On the Valuedness of Finite Transducers 749--780 Alexander Meduna Context Free Derivations on Word Monoids 781--786
Donald E. Knuth Nested Satisfiability . . . . . . . . . 1--6 K. Lodaya and R. K. Shyamasundar Proof Theory for Exception Handling in a Tasking Environment . . . . . . . . . . 7--41 Hessam Khoshnevisan Efficient Memo-Table Management Strategies . . . . . . . . . . . . . . . 43--81 Andrzej Ehrenfeucht and Grzegorz Rozenberg A characterization of set representable labeled partial $2$-structures through decompositions . . . . . . . . . . . . . 83--94
Jeremy Dick and John Kalmus and Ursula Martin Automating the Knuth Bendix Ordering . . 95--119 Thomas J. Marlowe and Barbara G. Ryder Properties of Data Flow Frameworks. A Unified Model . . . . . . . . . . . . . 121--163 Arne Andersson and Christian Icking and Rolf Klein and Thomas Ottmann Binary Search Trees of Almost Optimal Height . . . . . . . . . . . . . . . . . 165--178 Michel Latteux and Paavo Turakainen On Characterizations of Recursively Enumerable Languages . . . . . . . . . . 179--186
Rolf Hennicker Observational Implementation of Algebraic Specifications . . . . . . . . 187--230 Eike Best and Raymond Devillers and Astrid Kiehn and Lucia Pomello Concurrent Bisimulations in Petri Nets 231--264 Panagiotis J. Tomaras and Demetres D. Kouvatsos MRE Hierarchical Decomposition of General Queueing Network Models . . . . 265--295
James H. Anderson and Mohamed G. Gouda A New Explanation of the Glitch Phenomenon . . . . . . . . . . . . . . . 297--309 Deepak Kapur and Paliath Narendran and Daniel J. Rosenkrantz and Hantao Zhang Sufficient--completeness, ground--reducibility and their complexity . . . . . . . . . . . . . . . 311--350 Symeon Bozapalidis Effective Construction of the Syntactic Algebra of a Recognizable Series on Trees . . . . . . . . . . . . . . . . . 351--363 Klaus Hülsmann and Gunter Saake Theoretical Foundations of Handling Large Substitution Sets in Temporal Integrity Monitoring . . . . . . . . . . 365--407
A. Nico Habermann Alan J. Perlis (1922--1990) . . . . . . 409--410 Gregor Snelting The calculus of context relations . . . 411--445 Carol Critchlow and Prakash Panangaden The Expressive Power of Delay Operators in SCCS . . . . . . . . . . . . . . . . 447--452 Daniel P. Bovet and Pierluigi Crescenzi Minimum-Delay Schedules in Layered Networks . . . . . . . . . . . . . . . . 453--461 Reiner Kolla and Bernd Serf The Virtual Feedback Problem in Hierarchical Representations of Combinational Circuits . . . . . . . . . 463--476 Friedrich Otto and Louxin Zhang Decision Problems for Finite Special String-Rewriting Systems that are Confluent on Some Congruence Class . . . 477--510
Jan van den Bos and Chris Laffra PROCOL: a Concurrent Object-Oriented Language with Protocols Delegation and Constraints . . . . . . . . . . . . . . 511--538 Uwe Kastens and W. M. Waite An Abstract Data Type for Name Analysis 539--558 Peter G. Harrison On the Expansion of Non-Linear Functions 559--574 Joost Engelfriet Branching Processes of Petri Nets . . . 575--591 Ulrich Faigle and W. Kern Some Order Dimension Bounds for Communication Complexity Problems . . . 593--601 Mark Levene and George Loizou Correction to \em Null Values in Nested Relational Databases by Mark A. Roth, H. F. Korth, and A. Silberschatz . . . . . 603--605 Mark A. Roth and Henry F. Korth and Abraham Silberschatz Addendum to \em Null values in nested relational databases . . . . . . . . . . 607--610
Werner Pohlmann A Fixed Point Approach to Parallel Discrete Event Simulation . . . . . . . 611--629 Xiaolei Qian The Expressive Power of the Bounded-Iteration Construct . . . . . . 631--656 José M. Bernabéu-Aubán and Mustaque Ahamad and Mostafa H. Ammar Resource Finding in Store-and-Forward Networks . . . . . . . . . . . . . . . . 657--680 Hsu-Chun Yen Priority Systems with many Identical Processes . . . . . . . . . . . . . . . 681--692 David G. Cantor and Erich Kaltofen On Fast Multiplication of Polynomials over Arbitrary Algebras . . . . . . . . 693--701 Thomas P. Whaley Postorder Trees and Eulerian Numbers . . 703--712
Susan Horwitz and Thomas W. Reps Efficient Comparison of Program Slices 713--732 Paul Pritchard Opportunistic Algorithms for Eliminating Supersets . . . . . . . . . . . . . . . 733--754 Donald W. Gillies and Jane W.-S. Liu Greed in Resource Scheduling . . . . . . 755--775 Paolo Atzeni and Edward P. F. Chan Independent Database Schemes under Functional and Inclusion Dependencies 777--799 Attahiru Sule Alfa and Mingyuan Chen Approximating queue lengths in \em M(t)/G/1 queue using the maximum entropy principle . . . . . . . . . . . . . . . 801--815
Sanguthevar Rajasekaran and Sandeep Sen On Parallel Integer Sorting . . . . . . 1--15 Mark B. Josephs Receptive Process Theory . . . . . . . . 17--31 Ian J. Hayes Multi-relations in Z: a cross between multi-sets and binary relations . . . . 33--62 Didier Y. Hinz A Run-Time Load Balancing Strategy for Highly Parallel Systems . . . . . . . . 63--94 Peter Roth Every binary pattern of length six is avoidable on the two-letter alphabet . . 95--107
Charles N. Fischer and Jon Mauney A Simple, Fast, and Effective \em LL($1$) Error Repair Algorithm . . . . . 109--120 J. Xu On-Line Multiversion Database Concurrency Control . . . . . . . . . . 121--160 Joost Engelfriet and Linda Heyker Context-Free Hypergraph Grammars Have the Same Term-Generating Power as Attribute Grammars . . . . . . . . . . . 161--210
Peter G. Harrison and Hessam Khoshnevisan On the synthesis of function inverses 211--239 Patrick E. O'Neil The SB-tree. An index-sequential structure for high-performance sequential access . . . . . . . . . . . 241--265 Svante Carlsson and Jingsen Chen On Partitions and Presortedness of Sequences . . . . . . . . . . . . . . . 267--280 M. W. Du and S. C. Chang A Model and a Fast Algorithm for Multiple Errors Spelling Correction . . 281--302
Jos C. M. Baeten and Frits W. Vaandrager An Algebra for Process Creation . . . . 303--334 M. Aris Ouksel and Otto Mayer A robust and efficient spatial data structure. The nested interpolation-based grid file . . . . . 335--373 Chung-Yee Lee and Surya Danusaputro Liman Single Machine Flow-Time Scheduling with Scheduled Maintenance . . . . . . . . . 375--382 Klaus Hinrichs and Jürg Nievergelt and Peter Schorn An All-Round Sweep Algorithm for $2$-Dimensional Nearest-Neighbor Problems . . . . . . . . . . . . . . . . 383--394
Dana S. Richards and Jeffrey S. Salowe Stacks, Queues, and Deques with Order-Statistic Operations . . . . . . . 395--414 Dong-wan Tcha and Bum-Il Lee and Young-duck Lee Processors Selection and Traffic Splitting in a Parallel Processors System . . . . . . . . . . . . . . . . . 415--423 Anna Slobodová Communication for Alternating Machines 425--441 Ricardo A. Baeza-Yates and Walter Cunto Unbalanced Multiway Trees Improved by Partial Expansions . . . . . . . . . . . 443--460 Anthony J. Fisher A ``Yo-Yo'' Parsing Algorithm for a Large Class of van Wijngaarden Grammars 461--481 Aldo de Luca and Stefano Varricchio On Finitely Recognizable Semigroups . . 483--498
Wuxu Peng and S. Purushothaman Analysis of a Class of Communicating Finite State Machines . . . . . . . . . 499--522 Nicolas Halbwachs and Fabienne Lagnier and Christophe Ratel An Experience in Proving Regular Networks of Processes by Modular Model Checking . . . . . . . . . . . . . . . . 523--543 Tero Harju and H. C. M. Kleijn and Michel Latteux Deterministic Sequential Functions . . . 545--554 Mogens Nielsen and Grzegorz Rozenberg and P. S. Thiagarajan Elementary Transition Systems and Refinement . . . . . . . . . . . . . . . 555--578 Vernon Rego Naive Asymptotics for Hitting Time Bounds in Markov Chains . . . . . . . . 579--594 Oliver Schoett Two Impossibility Theorems on Behaviour Specification of Abstract Data Types . . 595--621 E. Fachini and Andrea Maggiolo-Schettini and Davide Sangiorgi Classes of Systolic $Y$-Tree Automata and a Comparison with Systolic Trellis Automata . . . . . . . . . . . . . . . . 623--643 Leo Marcus and Telis Menas Expressibility of output equals input. Negative and positive results . . . . . 645--662 Andreas Weber On the Lengths of Values in a Finite Transducer . . . . . . . . . . . . . . . 663--687
Donald Sannella and Stefan Soko\lowski and Andrzej Tarlecki Toward Formal Development of Programs from Algebraic Specifications: Parameterisation Revisited . . . . . . . 689--736 S. Arun-Kumar and M. Hennessy An Efficiency Preorder for Processes . . 737--760 E. Fachini and Angelo Monti and Margherita Napoli and Domenico Parente Languages Accepted by Systolic $Y$-Tree Automata: Structural Characterizations 761--778 Adrian Atanasiu A Class of Coders Based on GSM . . . . . 779--791
Bent Thomsen Plain CHOCS: a Second Generation Calculus for Higher Order Processes . . 1--59 Iain A. Stewart Logical and Schematic Characterization of Complexity Classes . . . . . . . . . 61--87 Antoine Petit Recognizable Trace Languages, Distributed Automata and the Distribution Problem . . . . . . . . . . 89--101
Kim Marriott Frameworks for Abstract Interpretation 103--129 Anna Hac Performance and Reliability Improvement by Using Asynchronous Algorithms in Disk Buffer Cache Memory . . . . . . . . . . 131--146 Marisa Navarro and Fernando Orejas and Jean-Luc Rémy Contextual Rewriting as a Sound and Complete Proof Method for Conditional LOG-Specifications . . . . . . . . . . . 147--180 Xavier Nicollin and Joseph Sifakis and Sergio Yovine From ATP to Timed Graphs and Hybrid Systems . . . . . . . . . . . . . . . . 181--202
Paul S. Amerins and Ricardo A. Baeza-Yates and Derick Wood On Efficient Entreeings . . . . . . . . 203--213 Yuzheng Ding and Mark Allen Weiss The relaxed min-max heap. A mergeable double-ended priority queue . . . . . . 215--231 Patricio V. Poblete The Analysis of Heuristics for Search Trees . . . . . . . . . . . . . . . . . 233--248 James H. Anderson A Fine-Grained Solution to the Mutual Exclusion Problem . . . . . . . . . . . 249--265 Shigeki Iwata and Takumi Kasai and Etsuro Moriya Relations among Simultaneous Complexity Classes of Nondeterministic and Alternating Turing Machines . . . . . . 267--278 Karel Culik II and Simant Dube $L$-Systems and Mutually Recursive Function Systems . . . . . . . . . . . . 279--302
Thomas Lehmann and Jacques Loeckx OBSCURE: a Specification Language for Abstract Data Types . . . . . . . . . . 303--350 Gheorghe P\uaun On the Synchronization in Parallel Communicating Grammar Systems . . . . . 351--367 Daniel M. Yellin Speeding up Dynamic Transitive Closure for Bounded Degree Graphs . . . . . . . 369--384 Julien Cassaigne Unavoidable Binary Patterns . . . . . . 385--395 Jan Kratochvíl and Mirko K\vrivánek Satisfiability of Co-Nested Formulas . . 397--403
David Spuler The Optimal Binary Search Tree for Andersson's Search Algorithm . . . . . . 405--407 Edward G. Coffman, Jr. and Leopold Flatto and A. Ya. Kre\uìnin Scheduling Saves in Fault-Tolerant Computations . . . . . . . . . . . . . . 409--423 Walid G. Aref and Hanan Samet Decomposing a Window into Maximal Quadtree Blocks . . . . . . . . . . . . 425--439 Alexandru Mateescu and Arto Salomaa On Simplest Possible Solutions for Post Correspondence Problems . . . . . . . . 441--457 Luc Devroye On the Expected Height of Fringe-Balanced Trees . . . . . . . . . 459--466 K. Narayan Kumar and Paritosh K. Pandya Infinitary Parallelism without Unbounded Nondeterminism in CSP . . . . . . . . . 467--487 Jan Van den Bussche On Minimizing the $\forall$-$\neg$ Degree of a Connective-Free Formula . . 489--502
Ambuj K. Singh Program Refinement in Fair Transition Systems . . . . . . . . . . . . . . . . 503--535 Eddy Bevers and Johan Lewi Proving Termination of (Conditional) Rewrite Systems. A Semantic Approach . . 537--568 Zhenyu Qian An Algebraic Semantics of Higher-Order Types with Subtypes . . . . . . . . . . 569--607
Zohar Manna and Amir Pnueli Models for Reactivity . . . . . . . . . 609--678 Alexander Tuzhilin Querying Datalog Programs with Temporal Logic . . . . . . . . . . . . . . . . . 679--700
C. A. R. Hoare and Jifeng He and A. C. A. Sampaio Normal Form Approach to Compiler Design 701--739 Héctor J. Hernández Extended Nested Relations . . . . . . . 741--771 John Buckle A Characterisation of Meet and Join Respecting Pre-Orders and Congruences on Finite Lattices . . . . . . . . . . . . 773--785
Dana Scott A. Nico Habermann 1932--1993 . . . . . . 1--3 J. F. Costa and Amílcar Sernadas and Cristina Sernadas Object inheritance beyond subtyping . . 5--26 Jianwen Su Dependency Preservation in Semantic Databases . . . . . . . . . . . . . . . 27--54 Nicoletta De Francesco and Paola Inverardi Proving Finiteness of CCS Processes by Non-Standard Semantics . . . . . . . . . 55--80 Christel Baier and Mila E. Majster-Cederbaum The Connection between an Event Structure Semantics and an Operational Semantics for TCSP . . . . . . . . . . . 81--104
J. von Wright The Lattice of Data Refinement . . . . . 105--135 Catherine Mongenet and Philippe Clauss and Guy-René Perrin Geometrical Tools to Map Systems of Affine Recurrence Equations on Regular Arrays . . . . . . . . . . . . . . . . . 137--160 Andrzej Ehrenfeucht and Paulien ten Pas and Grzegorz Rozenberg Context-free Text Grammars . . . . . . . 161--206
Vincenzo Grassi Dependability Evaluation of Hierarchical Systems . . . . . . . . . . . . . . . . 207--233 Symeon Bozapalidis and George Rahonis On two Families of Forests . . . . . . . 235--260 Myung-Joon Lee and Kwang-Moo Choe Boundedly \em LR($k$)-conflictable Grammars . . . . . . . . . . . . . . . . 261--283 Hongzhong Wu On $n$-Column $0$, $1$-Matrices with all $k$-Projections Surjective . . . . . . . 285--299
Jyrki Katajainen and Tomi Pasanen Sorting Multisets Stably in Minimum Space . . . . . . . . . . . . . . . . . 301--313 Oscar H. Ibarra and Nicholas Q. Trân On Communication-Bounded Synchronized Alternating Finite Automata . . . . . . 315--327 Karl Meinke A Recursive Second Order Initial Algebra Specification of Primitive Recursion . . 329--340 Joost Engelfriet and Linda Heyker and George Leih Context-Free Graph Languages of Bounded Degree are Generated by Apex Graph Grammars . . . . . . . . . . . . . . . . 341--378 Volker Diekert and Anca Muscholl Deterministic Asynchronous Automata for Infinite Traces . . . . . . . . . . . . 379--397
Cliff B. Jones and C. A. (Kees) Middelburg A Typed Logic of Partial Functions Reconstructed Classically . . . . . . . 399--430 Armin Kühnemann and Heiko Vogler Synthesized and Inherited Functions. A new Computational Model for Syntax-Directed Semantics . . . . . . . 431--477 Graham Farr On Problems with Short Certificates . . 479--502
Gerhard J. Woeginger Heuristics for Parallel Machine Scheduling with Delivery Times . . . . . 503--512 Richard Hull and Jianwen Su Domain Independence and the Relational Calculus . . . . . . . . . . . . . . . . 513--524 Gheorghe P\uaun and Grzegorz Rozenberg Prescribed Teams of Grammars . . . . . . 525--537 Aldo de Luca and Stefano Varricchio Well Quasi-Orders and Regular Languages 539--557 G. I. Falin and M. Mart\`\in D\`\iaz and J. R. Artalejo Information theoretic approximations for the M/G/1 retrial queue . . . . . . . . 559--571 Riccardo Torlone Update Operations in Deductive Databases with Functional Dependencies . . . . . . 573--600
Uwe Kastens and William M. Waite Modularity and Reusability in Attribute Grammars . . . . . . . . . . . . . . . . 601--627 Astrid R. Rühl On Bounds of Response Time Performance Achievable by Multiclass Single-Server Queues . . . . . . . . . . . . . . . . . 629--650 Gilles Bernot and Michel Bidoit and Teodor Knapik Behavioural Approaches to Algebraic Specifications: a Comparative Study . . 651--671 Philippe Flajolet and Mordecai Golin Mellin Transforms and Asymptotics: The Mergesort Recurrence . . . . . . . . . . 673--696
Astrid Kiehn Comparing Locality and Causality Based Equivalences . . . . . . . . . . . . . . 697--718 Dirk Hauschildt and Matthias Jantzen Petri Net Algorithms in the Theory of Matrix Grammars . . . . . . . . . . . . 719--728 David Spuler Optimal Search Trees Using Two-Way Key Comparisons . . . . . . . . . . . . . . 729--740 Christian Ferdinand and Helmut Seidl and Reinhard Wilhelm Tree Automata for Code Selection . . . . 741--760 Karel Culik II and Jarkko Kari On the Power of $L$-Systems in Image Generation . . . . . . . . . . . . . . . 761--773 Peter Kirschenhofer and Helmut Prodinger The Path Length of Random Skip Lists . . 775--792
Joachim Biskup and Pratul Dublish and Yehoshua Sagiv Optimization of a Subclass of Conjunctive Queries . . . . . . . . . . 1--26 W\lodzimierz Drabent What is Failure? An Approach to Constructive Negation . . . . . . . . . 27--59 I. P. de Guzmán and M. Ojeda and A. Valverde A Formal Identification between Tuples and Lists with an Application to List-Arithmetic Categories . . . . . . . 61--78 Ramachandran Vaidyanathan and Carlos R. P. Hartmann and Pramod K. Varshney Parallel integer sorting using small operations (*) . . . . . . . . . . . . . 79--92
Wei-Ngan Chin and Masami Hagiya A Transformation Method for Dynamic-Sized Tabulation . . . . . . . . 93--115 Janet A. Walz and Gregory F. Johnson Inductive Attribute Grammars: a Basis for Incremental Program Execution . . . 117--144 W.-J. Hsu and C. V. Page Parallel Tree Contraction and Prefix Computations on a Large Family of Interconnection Topologies . . . . . . . 145--153 Lefteris M. Kirousis and Andreas G. Veneris Efficient Algorithms for Checking the Atomicity of a Run of Read and Write Operations . . . . . . . . . . . . . . . 155--170 Thomas Eiter Generating Boolean $\mu$-Expressions . . 171--187
Ludmila Cherkasova and Rodney R. Howell and Louis E. Rosier Bounded Self-Stabilizing Petri Nets . . 189--207 Baudouin Le Charlier and Pascal Van Hentenryck Reexecution in Abstract Interpretation of Prolog . . . . . . . . . . . . . . . 209--253 Adam L. Buchsbaum and Rajamani Sundar and Robert Endre Tarjan Lazy Structure Sharing for Query Optimization . . . . . . . . . . . . . . 255--270 Vasudha Krishnaswamy and John Bruno On the complexity of concurrency control using semantic information (*) . . . . . 271--284 Alexander Meduna Syntactic Complexity of Scattered Context Grammars . . . . . . . . . . . . 285--298
Ekkart Kindler Invariants, composition, and substitution (*) . . . . . . . . . . . . 299--312 Raymond R. Devillers $S$-invariant analysis of general recursive Petri boxes . . . . . . . . . 313--345 Cinzia Bernardeschi and Nicoletta De Francesco and Gigliola Vaglini A Petri Nets Semantics for Data Flow Networks . . . . . . . . . . . . . . . . 347--374 M. Hennessy and X. Liu A Modal Logic for Message Passing Processes . . . . . . . . . . . . . . . 375--393 Etsuji Tomita and Kazushi Seino The Extended Equivalence Problem for a Class of Non-Real-Time Deterministic Pushdown Automata . . . . . . . . . . . 395--413
X. J. Chen and Carlo Montangero Compositional Refinements in Multiple Blackboard Systems . . . . . . . . . . . 415--458 Wuu Yang On the Look-Ahead Problem in Lexical Analysis . . . . . . . . . . . . . . . . 459--476 Jean Néraud Detecting Morphic Images of a Word on the Rank of a Pattern . . . . . . . . . 477--489 H. Jürgensen and Ludwig Staiger Local Hausdorff Dimension . . . . . . . 491--507
Matthew Hennessy Concurrent Testing of Processes . . . . 509--543 Ugo Montanari and Francesca Rossi Contextual Nets . . . . . . . . . . . . 545--596 Sumit Sur and Pradip K. Srimani IEH Graphs. A Novel Generalization of Hypercube Graphs . . . . . . . . . . . . 597--609
W. Wesley Peterson Variance of storage requirements for B$+$-trees . . . . . . . . . . . . . . . 611--625 Robert Gold A Compositional Dataflow Semantics for Petri Nets . . . . . . . . . . . . . . . 627--645 Eric Badouel and Philippe Darondeau Trace Nets and Process Automata . . . . 647--679 Karel Culik II and Peter Raj\vcáni Iterative Weighted Finite Transductions 681--703
Gary T. Leavens and William E. Weihl Specification and Verification of Object-Oriented Programs Using Supertype Abstraction . . . . . . . . . . . . . . 705--778 Chong Kye Rhee and Y. Daniel Liang Finding a Maximum Matching in a Permutation Graph . . . . . . . . . . . 779--792 Anonymous Acknowledgement to Referees . . . . . . 793
Gadi Taubenfeld and Shlomo Moran Possibility and Impossibility Results in a Shared Memory Environment . . . . . . 1--20 Dominic Duggan and Gordon V. Cormack and John Ophel Kinded Type Inference for Parametric Overloading . . . . . . . . . . . . . . 21--68 Davide Sangiorgi A Theory of Bisimulation for the $\pi$-Calculus . . . . . . . . . . . . . 69--97
Aki Matsumoto and D. S. Han and Takao Tsuda Alias analysis of pointers in Pascal and Fortran 90: Dependence analysis between pointer references . . . . . . . . . . . 99--130 John Lee and Alan Fekete Multi-Granularity Locking for Nested Transactions: a Proof Using a Possibilities Mapping . . . . . . . . . 131--152 A. Cau and P. Collette Parallel Composition of Assumption-Commitment Specifications: a Unifying Approach for Shared Variable and Distributed Message Passing Concurrency . . . . . . . . . . . . . . 153--176 S. Haldar and K. Vidyasankar Simple Extensions of $1$-writer Atomic Variable Constructions to Multiwriter Ones . . . . . . . . . . . . . . . . . . 177--202
Alexander Tuzhilin and Zvi M. Kedem Modeling Data-Intensive Reactive Systems with Relational Transition Systems . . . 203--231 Wim H. Hesselink Bounded Delay for a Free Address . . . . 233--254 Akhil Kumar and Kavindra Malik Optimizing the Costs of Hierarchical Quorum Consensus . . . . . . . . . . . . 255--275 Gunnar Stålmarck Short Resolution Proofs for a Sequence of Tricky Formulas . . . . . . . . . . . 277--280 Géraud Sénizergues On the Rational Subsets of the Free Group . . . . . . . . . . . . . . . . . 281--296
Jörg Desel and Wolfgang Reisig The Synthesis Problem of Petri Nets . . 297--315 Luca Aceto and David Murphy Timing and Causality in Process Algebra 317--350 Patrick E. O'Neil and Edward Cheng and Dieter Gawlick and Elizabeth J. O'Neil The Log-Structured Merge-Tree (LSM-Tree) 351--385 J. Díaz and M. J. Serna and Jacobo Torán Parallel Approximation Schemes for problems on planar graphs . . . . . . . 387--408
Petr Jan\vcar and Franti\vsek Mráz and Martin Plátek Forgetting Automata and Context-Free Languages . . . . . . . . . . . . . . . 409--420 N. A. Harman and J. V. Tucker Algebraic models of microprocessors: Architecture and organisation . . . . . 421--456 Alexander Meduna Syntactic Complexity of Context-Free Grammars Over Word Monoids . . . . . . . 457--462 Egon Wanke Undecidability of Restricted Uniform Recurrence Equations . . . . . . . . . . 463--475 R\uazvan Diaconescu Category-Based Modularisation for Equational Logic Programming . . . . . . 477--510
Mikkel Thorup Disambiguating Grammars by Exclusion of Sub-Parse Trees . . . . . . . . . . . . 511--522 Andrea Maggiolo-Schettini and Józef Winkowski A Kernel Language for Programmed Rewriting of (Hyper)graphs . . . . . . . 523--546 Otto Nurmi and Eljas Soisalon-Soininen Chromatic Binary Search Trees: a Structure for Concurrent Rebalancing . . 547--557 Vladimir Deineko and Rüdiger Rudolf and Gerhard J. Woeginger On the recognition of permuted Supnick and incomplete Monge matrices . . . . . 559--569 Andrzej Ehrenfeucht and Gheorghe P\uaun and Grzegorz Rozenberg The Linear Landscape of External Contextual Languages . . . . . . . . . . 571--593 M. R. K. Krishna Rao Relating Confluence, Innermost-Confluence and Outermost-Confluence Properties of Term Rewriting Systems . . . . . . . . . . . 595--606
Sanjeev Saxena Parallel Integer Sorting and Simulation Amongst CRCW Models . . . . . . . . . . 607--619 Foued Ameur and Paul Fischer and Klaus-Uwe Höffgen and Friedhelm Meyer auf der Heide Trial and Error: a new approach to space-bounded learning . . . . . . . . . 621--630 Eberhard Bertsch An Observation on Suffix Redundancy in \em LL($1$) Error Repair . . . . . . . . 631--639 Pierpaolo Degano and José Meseguer and Ugo Montanari Axiomatizing the Algebra of Net Computations and Processes . . . . . . . 641--667 Falko Bause On the Analysis of Petri Nets with Static Priorities . . . . . . . . . . . 669--685 Robert H. Sloan and Ugo A. Buy Reduction Rules for Time Petri Nets . . 687--706
Robin Milner Calculi for Interaction . . . . . . . . 707--737 Thomas W. Reps On the Sequential Nature of Interprocedural Program-Analysis Problems . . . . . . . . . . . . . . . . 739--757 Andrzej Biela and Jakub Borowczyk RETRPROV, a System that Looks for Axioms 759--780 Stephan Heilbrunner A Direct Complement Construction for \em LR($1$) Grammars . . . . . . . . . . . . 781--797
Ke Wang and Weining Zhang and Siu-Cheung Chau Weakly Independent Database Schemes . . 1--22 N. W. Keesmaat and H. C. M. Kleijn Net-Based Control Versus Rational Control. The Relation Between ITNC Vector Languages and Rational Relations 23--57 Zoltán Fülöp and Sándor Vágvölgyi Minimal Equational Representations of Recognizable Tree Languages . . . . . . 59--84
Javier Esparza Decidability of Model Checking for Infinite-State Concurrent Systems . . . 85--107 Thomas Eiter and Heikki Mannila Distance Measures for Point Sets and their Computation . . . . . . . . . . . 109--133 Mark Levene and George Loizou The Additivity Problem for Functional Dependencies in Incomplete Relations . . 135--149 Karel Culik II and Jarkko Kari Computational Fractal Geometry with WFA 151--166
Levent V. Orman Relational Database Constraints as Counterexamples . . . . . . . . . . . . 167--189 Teodor Rus and Sriram V. Pemmaraju Using Graph Coloring in an Algebraic Compiler . . . . . . . . . . . . . . . . 191--209 Alexander Shapiro A Generalized Distribution Model for Random Recursive Trees . . . . . . . . . 211--216 Ismo Hakala and Juha Kortelainen On the System of word equations $x^i_1 x^i_2 \cdots x^i_m = y^i_1 y^i_2 \cdots y^i_n$ ($i=1, 2, \ldots$) in a Free Monoid . . . . . . . . . . . . . . . . . 217--230 Hristo N. Djidjev and Shankar M. Venkatesan Reduced Constants for Simple Cycle Graph Separation . . . . . . . . . . . . . . . 231--243
Petr Savický and Ingo Wegener Efficient Algorithms for the Transformation Between Different Types of Binary Decision Diagrams . . . . . . 245--256 Victor Mitrana On the Interdependence Between Shuffle and Crossing-Over Operations . . . . . . 257--266 Arnd Rußmann Dynamic \em LL($k$) Parsing . . . . . . 267--289 Flavio Corradini and Rocco De Nicola Locality Based Semantics for Process Algebras . . . . . . . . . . . . . . . . 291--324
Koichi Yamazaki A Hierarchy of the Class of Apex NLC Graph Languages by Bounds on the Number of Nonterminal Nodes in Productions . . 325--335 Y. Daniel Liang and Maw-Shang Chang Minimum Feedback Vertex Sets in Cocomparability Graphs and Convex Bipartite Graphs . . . . . . . . . . . . 337--346 Karel Culik II and Simant Dube Implementing Daubechies Wavelet Transform with Weighted Finite Automata 347--366 Ryszard Janicki and Maciej Koutny Fundamentals of Modelling Concurrency Using Discrete Relational Structures . . 367--388 Kenichi Morita and Noritaka Nishihara and Yasunori Yamamoto and Zhiguo Zhang A Hierarchy of Uniquely Parsable Grammar Classes and Deterministic Acceptors . . 389--410
Georg Trogemann and Matthias Gente Performance Analysis of Parallel Programs Based on Directed Acyclic Graphs . . . . . . . . . . . . . . . . . 411--428 Kemal Efe and Nancy Eleser An Optimal Emulator and VLSI Layout for Complete Binary Trees . . . . . . . . . 429--447 Roberto Barbuti and Nicoletta Di Francesco and Antonella Santone Algebraic computational models of OR-parallel execution of Prolog . . . . 449--489
Robert Stephens A Survey of Stream Processing . . . . . 491--541 Sampath Rangarajan and Yennun Huang and Satish K. Tripathi On the scalability and mean-time to failure of $k$ resilient protocols . . . 543--556 Nieves R. Brisaboa and Héctor J. Hernández Testing Bag-Containment of Conjunctive Queries . . . . . . . . . . . . . . . . 557--578
Chi-Chung Hui and Samuel T. Chanson Minimal Communication Cost Software Construction in the Internet Environment 579--595 Albert Nymeyer and Joost-Pieter Katoen Code Generation Based on Formal BURS Theory and Heuristic Search . . . . . . 597--635 János Aczél and Wolfgang Ertel A New Formula for Speedup and its Characterization . . . . . . . . . . . . 637--652
C. Samuel Hsieh A Fine-Grained Data-Flow Analysis Framework . . . . . . . . . . . . . . . 653--665 Vijay K. Garg and Alexander I. Tomlinson Using the Causal Domain to Specify and verify Distributed Programs . . . . . . 667--686 Apostolos Burnetas and Daniel Solow and Rishi Agarwal An Analysis and Implementation of an Efficient In-Place Bucket Sort . . . . . 687--700 Christel Baier and Mila E. Majster-Cederbaum Metric Semantics from Partial Order Semantics . . . . . . . . . . . . . . . 701--735
Arnd Poetzsch-Heffter Prototyping Realistic Programming Languages Based On Formal Specifications 737--772 Joost Engelfriet and Jan Joris Vereijken Context-Free Graph Grammars and Concatenation of Graphs . . . . . . . . 773--803
Flavio Corradini and Roberto Gorrieri and Marco Roccetti Performance Preorder and Competitive Equivalence . . . . . . . . . . . . . . 805--835 Henning Fernau Unconditional Transfer in Regulated Rewriting . . . . . . . . . . . . . . . 837--857 Lane A. Hemaspaandra and Jörg Rothe and Gerd Wechsung Easy Sets and Hard Certificate Schemes 859--879
John Bruno and Edward G. Coffman, Jr. Optimal Fault-Tolerant Computing on Multiprocessor Systems . . . . . . . . . 881--904 Dominique Laurent and V. Phan Luong and Nicolas Spyratos The Use of Deleted Tuples in Database, Querying and Updating . . . . . . . . . 905--925 A. H. M. ter Hofstede and E. Lippe and Th. P. van der Weide Applications of a categorical framework for conceptual data modeling . . . . . . 927--963 Anonymous Acknowledgement to Referees . . . . . . 965
Vincent D. Blondel Structured numbers: Properties of a hierarchy of operations on binary trees 1--15 Rainer Kemp Generating words lexicographically: an average-case analysis . . . . . . . . . 17--89
Beverly A. Sanders Data refinement of mixed specifications. A generalization of UNITY . . . . . . . 91--129 Ralph J. R. Back and Qiwen Xu Refinement of Fair Action Systems . . . 131--165 \cStefan Andrei and Cristian Masalagiu About the Collatz Conjecture . . . . . . 167--179
Elvira Locuratolo and Fausto Rabitti Conceptual classes and system classes in object databases . . . . . . . . . . . . 181--210 Wenceslas Fernandez de la Vega and Vangelis Th. Paschos and Andreas N. Stafylopatis Average-case complexity for the execution of recursive definitions on relational databases . . . . . . . . . . 211--243 Edward Y. C. Cheng and Michael Kaminski Context-free languages over infinite alphabets . . . . . . . . . . . . . . . 245--267
Derrick G. Kourie and G. Deon Oosthuizen Lattices in machine learning: Complexity issues . . . . . . . . . . . . . . . . . 269--292 Alexander Rabinovich Modularity and expressibility for nets of relations . . . . . . . . . . . . . . 293--327 Thomas Buchholz and Martin Kutrib On time computability of functions in one-way cellular automata . . . . . . . 329--352
Michele Boreale and Davide Sangiorgi A fully abstract semantics for causality in the $\pi$-calculus . . . . . . . . . 353--400 Lila Kari and Gheorghe P\uaun and Grzegorz Rozenberg and Arto Salomaa and Sheng Yu DNA computing, sticker systems, and universality . . . . . . . . . . . . . . 401--420 Reuven Bar Yehuda and Sergio Fogel Partitioning a sequence into few monotone subsequences . . . . . . . . . 421--440
Roberto Baldoni and Jean-Michel Helary and Michel Raynal Consistent records in asynchronous computations . . . . . . . . . . . . . . 441--455 Mooly Sagiv and Nissim Francez and Michael Rodeh and Reinhard Wilhelm A logic-based approach to program flow analysis . . . . . . . . . . . . . . . . 457--504 Zoltán Ésik and Michael Bertol Nonfinite axiomatizability of the equational theory of shuffle . . . . . . 505--539 D. Laurent and V. Phan Luong and N. Spyratos Erratum: ``The use of deleted tuples in database querying and updating'' . . . . 541--541
Jop F. Sibeyn List ranking on meshes . . . . . . . . . 543--566 Volker Diekert and Paul Gastin Approximating traces . . . . . . . . . . 567--593 Hing Leung On finite automata with limited nondeterminism . . . . . . . . . . . . . 595--624 Juha Honkala Decision problems concerning thinness and slenderness of formal languages . . 625--636
Jan Van den Bussche and Luca Cabibbo Converting untyped formulas to typed ones . . . . . . . . . . . . . . . . . . 637--643 Dani\`ele Beauquier and Anatol Slissenko Polytime Model Checking for Timed Probabilistic Computation Tree Logic . . 645--664 Salvatore Caporaso and Michele Zito On a relation between uniform coding and problems of the form ${\rm DTIMEF}(\scr F)=? {\rm DSPACEF}(\scr F)$ . . . . . . 665--672 Hsu-Chun Yen Priority conflict-free Petri nets . . . 673--688 H. J. Shyr and S. S. Yu Bi-catenation and shuffle product of languages . . . . . . . . . . . . . . . 689--707 Chen-Ming Fan and H. J. Shyr and S. S. Yu $d$-words and $d$-languages . . . . . . 709--727
Amílcar Sernadas and Cristina Sernadas and Carlos Caleiro Denotational semantics of object specification . . . . . . . . . . . . . 729--773 Alistair Moffat and Ola Petersson and Nicholas C. Wormald A tree-based Mergesort . . . . . . . . . 775--793 Eric Sanlaville and Günter Schmidt Machine scheduling with availability constraints . . . . . . . . . . . . . . 795--811
Eike Best and Wojciech Fra\kczak and Richard P. Hopkins and Hanna Klaudel and Elisabeth Pelz $M$-nets: An algebra of high-level Petri nets, with an application to the semantics of concurrent programming languages . . . . . . . . . . . . . . . 813--857 Kim S. Larsen Amortized constant relaxed rebalancing using standard rotations . . . . . . . . 859--874 Christoph Wedler and Christian Lengauer On linear list recursion in parallel . . 875--909
Hsien-Kuei Hwang Asymptotic expansions of the mergesort recurrences . . . . . . . . . . . . . . 911--919 Ralph-Johan Back and Michael Butler Fusion and simultaneous execution in the refinement calculus . . . . . . . . . . 921--949 Michel Bidoit and Rolf Hennicker Modular correctness proofs of behavioural implementations . . . . . . 951--1005
Lex Bijlsma and Rob Nederpelt Dijkstra-Scholten predicate calculus: concepts and misconceptions . . . . . . 1007--1036 Nicoletta De Francesco and Antonella Santone A transformation system for concurrent processes . . . . . . . . . . . . . . . 1037--1073 Joost Engelfriet and Tjalling Gelsema Axioms for generalized graphs, illustrated by a Cantor-Bernstein proposition . . . . . . . . . . . . . . 1075--1096
Michael Schenke and Ernst-Rüdiger Olderog Transformational design of real-time systems. Part I: From requirements to program specifications . . . . . . . . . 1--65 Michael Schenke and Ernst-Rüdiger Olderog Transformational design of real-time systems. Part II: From program specifications to programs . . . . . . . 67--96
Klaus-Dieter Schewe and Bernhard Thalheim Towards a theory of consistency enforcement . . . . . . . . . . . . . . 97--141 William C. K. Yen and C. Y. Tang An optimal algorithm for solving the searchlight guarding problem on weighted two-terminal series-parallel graphs . . 143--172
Millist W. Vincent Semantic foundations of 4NF in relational database design . . . . . . . 173--213 Yijie Han and Yoshihide Igarashi Parallel PROFIT/COST algorithms through fast derandomization . . . . . . . . . . 215--232 Ivana \vCerná and Mojmír K\vretínský and Antonín Ku\vcera Comparing expressibility of normed BPA and normed BPP processes . . . . . . . . 233--256
Guido Proietti An optimal algorithm for decomposing a window into maximal quadtree blocks . . 257--266 Roni Khardon and Heikki Mannila and Dan Roth Reasoning with examples: propositional formulae and database dependencies . . . 267--286 Amos Fiat and Gerhard J. Woeginger On-line scheduling on a single machine: minimizing the total completion time . . 287--293 R. J. R. Back and J. von Wright Reasoning algebraically about loops . . 295--334
Pierpaolo Degano and Corrado Priami and Lone Leth and Bent Thomsen Causality for debugging mobile agents 335--374 Beata Konikowska and Marcin Bialasik Reasoning with first order nondeterministic specifications . . . . 375--403 Hong Shen Finding the $k$ most vital edges with respect to minimum spanning tree . . . . 405--424
Lars Lundberg and Håkan Lennerstad Optimal bounds on the gain of permitting dynamic allocation of communication channels in distributed computing . . . 425--446 Shlomi Dolev and Mohamed G. Gouda and Marco Schneider Memory requirements for silent stabilization . . . . . . . . . . . . . 447--462 Ferri Abolhassan and Jörg Keller and Wolfgang J. Paul On the cost-effectiveness of PRAMs . . . 463--487 Jesús N. Ravelo Two graph algorithms derived . . . . . . 489--510
Anthony J. Bonner and Giansalvatore Mecca Querying sequence databases with transducers . . . . . . . . . . . . . . 511--544 Karsten Schmidt How to calculate symmetries of Petri nets . . . . . . . . . . . . . . . . . . 545--590
Hans-Dieter Ehrich and Carlos Caleiro Specifying communication in distributed information systems . . . . . . . . . . 591--616 Gary T. Leavens and Don Pigozzi A complete algebraic characterization of behavioral subtyping . . . . . . . . . . 617--663 Lucian Ilie and Arto Salomaa On the expressiveness of subset-sum representations . . . . . . . . . . . . 665--672
T. C. E. Cheng and Q. Ding Single machine scheduling with deadlines and increasing rates of processing times 673--692 Yoshiki Kinoshita and John Power Data refinement and algebraic structure 693--719 Gunnar Forst and Anders Thorup Minimal Huffman trees . . . . . . . . . 721--734 Hosam Mahmoud and Philippe Flajolet and Philippe Jacquet and Mireille Régnier Analytic variations on bucket selection and sorting . . . . . . . . . . . . . . 735--760 Sergei Gorlatch and Christian Lengauer Abstraction and performance in the design of parallel programs: an overview of the SAT approach . . . . . . . . . . 761--803 Juha Honkala On slender 0L languages over the binary alphabet . . . . . . . . . . . . . . . . 805--815 Benedetto Intrigila and Stefano Varricchio On the generalization of Higman and Kruskal's theorems to regular languages and rational trees . . . . . . . . . . . 817--835
Yonit Kesten and Zohar Manna and Amir Pnueli Verification of clocked and hybrid systems . . . . . . . . . . . . . . . . 837--912 Erzsébet Csuhaj-Varjú and Victor Mitrana Evolutionary systems: a language generating device inspired by evolving communities of cells . . . . . . . . . . 913--926
Frank Tip and Peter F. Sweeney Class hierarchy specialization . . . . . 927--982 Arturo Carpi and Aldo de Luca Special factors, periodicity, and an application to Sturmian words . . . . . 983--1006 Aart Middeldorp and Hitoshi Ohsaki Type introduction for equational rewriting . . . . . . . . . . . . . . . 1007--1029 Anonymous Acknowledgement to Referees . . . . . . 1031--1032
Youichi Kobuchi and Takashi Saito and Hidenobu Nunome Semantics analysis through elementary meanings . . . . . . . . . . . . . . . . 1--19 Desh Ranjan and Enrico Pontelli and Gopal Gupta Data structures for order-sensitive predicates in parallel nondeterministic systems . . . . . . . . . . . . . . . . 21--43 Béatrice Bérard and Claudine Picaronny Accepting Zeno words: a way toward timed refinements . . . . . . . . . . . . . . 45--81
Amir M. Ben-Amram and Neil D. Jones Computational complexity via programming languages: constant factors do matter 83--120 Danny Dubé and Marc Feeley Efficiently building a parse tree from a regular expression . . . . . . . . . . . 121--144 Stefan Andrei and Manfred Kudlek and Radu Stefan Niculescu Some results on the Collatz problem . . 145--160
Soma Chaudhuri and Martha J. Kosa and Jennifer L. Welch One-write algorithms for multivalued regular and atomic registers . . . . . . 161--192 Boting Yang and Paul Gillard The class Steiner minimal tree problem: a lower bound and test problem generation . . . . . . . . . . . . . . . 193--211 Hendrik Jan Hoogeboom and Nik\`e van Vugt Fair sticker languages . . . . . . . . . 213--225
Manfred Broy \em Editorial: Letter from the Editor 227--228 Rob van Glabbeek and Ursula Goltz Refinement of actions and equivalence notions for concurrent systems . . . . . 229--327 A. K. McIver and C. Morgan Demonic, angelic and unbounded probabilistic choices in sequential programs . . . . . . . . . . . . . . . . 329--354 Philippe Chanzy and Luc Devroye and Carlos Zamora-Cura Analysis of range search for random $k$-$d$ trees . . . . . . . . . . . . . 355--383
Ian J. Hayes and Mark Utting A sequential real-time refinement calculus . . . . . . . . . . . . . . . . 385--448 Ferucio Laurentiu Tiplea and Erkki Mäkinen and Corina Apachite Synchronized extension systems . . . . . 449--465
Flavio Corradini and Marco Pistore `Closed Interval Process Algebra' versus `Interval Process Algebra' . . . . . . . 467--509 Henning Fernau Parallel communicating grammar systems with terminal transmission . . . . . . . 511--540
Joseph M. Morris and Alexander Bunkenburg A theory of bunches . . . . . . . . . . 541--561 Luc Moreau and Jean Duprat A construction of distributed reference counting . . . . . . . . . . . . . . . . 563--595 Arturo Carpi and Aldo de Luca Periodic-like words, periodicity, and boxes . . . . . . . . . . . . . . . . . 597--618
Changwook Kim Efficient recognition algorithms for boundary and linear eNCE graph languages 619--632 John Aycock and Nigel Horspool and Jan Janousek and Borivoj Melichar Even faster generalized LR parsing . . . 633--651 Laurent Alonso and René Schott On the tree inclusion problem . . . . . 653--670 Shin-ichi Morimoto and Masataka Sassa Yet another generation of LALR parsers for regular right part grammars . . . . 671--697
Sergio Greco and Domenico Sacc\`a and Carlo Zaniolo Extending stratified datalog to capture complexity classes ranging from ${\cal P}$ to ${\cal QH}$ . . . . . . . . . . . 699--725 Rob van Stee and Han La Poutré Running a job on a collection of partly available machines, with on-line restarts . . . . . . . . . . . . . . . . 727--742 Kim S. Larsen and Thomas Ottmann and Eljas Soisalon-Soininen Relaxed balance for search trees with local rebalancing . . . . . . . . . . . 743--763 Jan Ramon and Maurice Bruynooghe A polynomial time computable metric between point sets . . . . . . . . . . . 765--780
Eike Best and Raymond Devillers and Maciej Koutny Recursion and Petri nets . . . . . . . . 781--829 E. Astesiano and G. Reggio Labelled transition logic: an outline 831--879 Ram Chakka and Peter G. Harrison A Markov modulated multi-server queue with negative customers --- The MM CPP/GE/c/L G-queue . . . . . . . . . . . 881--919
Robert M. Colomb and C. N. G. Dampney and Michael Johnson Category-theoretic fibration as an abstraction mechanism in information systems . . . . . . . . . . . . . . . . 1--44 K. Meinke and L. J. Steggles Correctness of dataflow and systolic algorithms using algebras of streams . . 45--88
Salvatore La Torre and Margherita Napoli Timed tree automata with an application to temporal logic . . . . . . . . . . . 89--116 Masami Ito and Carlos Martín-Vide and Victor Mitrana Group weighted finite transducers . . . 117--129 Jürgen Dassow and Gheorghe Paun and Gabriel Thierrin and Sheng Yu Tree-systems of morphisms . . . . . . . 131--153
Arend Rensink and Heike Wehrheim Process algebra with action dependencies 155--234
Erkki Mäkinen and Tarja Systä Minimally adequate teacher synthesizes statechart diagrams . . . . . . . . . . 235--259 Michael Drmota The variance of the height of digital search trees . . . . . . . . . . . . . . 261--276 Huimin Lin and Wang Yi Axiomatising timed automata . . . . . . 277--305
Dan A. Simovici and Dana Cristofor and Laurentiu Cristofor Impurity measures in databases . . . . . 307--324 Jixue Liu and Millist Vincent Containment and disjointedness in partitioned normal form relations . . . 325--342 Wim H. Hesselink An assertional criterion for atomicity 343--366
Dominic Duggan Object type constructors . . . . . . . . 367--408 Arturo Carpi and Aldo de Luca and Stefano Varricchio Words, univalent factors, and boxes . . 409--436
P. J. M. Frederiks and T. P. van der Weide Deriving and paraphrasing information grammars using object-oriented analysis models . . . . . . . . . . . . . . . . . 437--488 Miguel R. Penabad and Nieves R. Brisaboa and Héctor J. Hernández and others A general procedure to check conjunctive query containment . . . . . . . . . . . 489--529
Antonella Santone Automatic verification of concurrent systems using a formula-based compositional approach . . . . . . . . . 531--564 Kim S. Larsen Relaxed red-black trees with group updates . . . . . . . . . . . . . . . . 565--586 Venkatesan T. Chakaravarthy and Susan Horwitz On the non-approximability of points-to analysis . . . . . . . . . . . . . . . . 587--598
P. Cordero and M. Enciso and I. P. de Guzmán Bases for closed sets of implicants and implicates in temporal logic . . . . . . 599--619 Chris Giannella and Dirk Van Gucht Adding a path connectedness operator to FO $+$ poly (linear) . . . . . . . . . . 621--648 Jean Berstel and Luc Boasson Formal properties of XML grammars and languages . . . . . . . . . . . . . . . 649--671
E. G. Coffman, Jr. and Peter J. Downey and Peter Winkler Packing rectangles in a strip . . . . . 673--693 Paolo Bottoni and Carlos Martín-Vide and Gheorghe P\uaun and others Membrane systems with promoters/inhibitors . . . . . . . . . . 695--720 Mutyam Madhu and Kamala Krithivasan Generalized normal form for rewriting P systems . . . . . . . . . . . . . . . . 721--734
Flavio Corradini and Walter Vogler and Lars Jenner Comparing the worst-case efficiency of asynchronous systems with PAFAS . . . . 735--792 Vincent Vajnovszki Gray visiting Motzkins . . . . . . . . . 793--811 Hosam M. Mahmoud The size of random bucket trees via urn models . . . . . . . . . . . . . . . . . 813--838 Iiro Honkala and Antoine Lobstein On the complexity of the identification problem in Hamming spaces . . . . . . . 839--845 Chuzo Iwamoto and Katsuyuki Tateishi and Kenichi Morita and others A quadratic speedup theorem for iterative arrays . . . . . . . . . . . . 847--858 Anonymous Acknowledgement to Referees . . . . . . 859--860
Stéphane Coulondre A top-down proof procedure for generalized data dependencies . . . . . 1--29 Giuseppe Della Penna and Benedetto Intrigila and Enrico Tronci and others Synchronized regular expressions . . . . 31--70
Alfredo Burrieza and Inma P. de Guzmán A functional approach for temporal $\times$ modal logics . . . . . . . . . 71--96 Leah Epstein Bin stretching revisited . . . . . . . . 97--117 Ján Gawo and Martin Nehéz Stochastic cooperative distributed grammar systems and random graphs . . . 119--140
Friedrich L. Bauer and Manfred Broy Edsger W. Dijkstra --- Acta Informatica and Marktoberdorf . . . . . . . . . . . 141--142 B. Kiepuszewski and A. H. M. ter Hofstede and W. M. P. van der Aalst Fundamentals of control flow in workflows . . . . . . . . . . . . . . . 143--209 Wim H. Hesselink Preference rankings in the face of uncertainty . . . . . . . . . . . . . . 211--231
Axel Wabenhorst Stepwise development of fair distributed systems . . . . . . . . . . . . . . . . 233--271 W. Reisig On Gurevich's theorem on sequential algorithms . . . . . . . . . . . . . . . 273--305
A. Meduna Coincidental extension of scattered context languages . . . . . . . . . . . 307--314 M. Ying Reasoning about probabilistic sequential programs in a probabilistic logic . . . 315--389
Joachim Biskup and Torsten Polle Adding inclusion dependencies to an object-oriented data model with uniqueness constraints . . . . . . . . . 391--449 James D. Currie and Erica Moodie A word on $7$ letters which is non-repetitive up to $\bmod 5$ . . . . . 451--468 Ji\vrí Srba Strong bisimilarity of simple process algebras: complexity lower bounds . . . 469--499 Wan Fokkink and Thuy Duong Vu Structural operational semantics and bounded nondeterminism . . . . . . . . . 501--516 Juan Castellanos and Carlos Martín-Vide and Victor Mitrana and others Networks of evolutionary processors . . 517--529
Mila Majster-Cederbaum and Jinzhao Wu Towards action refinement for true concurrent real time . . . . . . . . . . 531--577 Pedro V. Silva A note on pure and $p$-pure languages 579--595 E. G. Coffman and J. Sethuraman and V. G. Timkovsky Ideal preemptive schedules on two processors . . . . . . . . . . . . . . . 597--612
Joost Engelfriet and Sebastian Maneth A comparison of pebble tree transducers with macro tree transducers . . . . . . 613--698 Alexander Meduna Erratum: Coincidental extension of scattered context languages . . . . . . 699--699 Anonymous Acknowledgement to Referees . . . . . . 701--701
Anonymous Message from the Publisher: Publication in the Online First Directory . . . . . 1--1 Joan Boyar and Lene M. Favrholdt and Kim S. Larsen and others Extending the accommodating function . . 3--35 Ernst-Erich Doberkat Pipelines: Modelling a software architecture through relations . . . . . 37--79 Anonymous Message from the Publisher . . . . . . . ??
Amir M. Ben-Amram and Omer Berkman and Holger Petersen Element distinctness on one-tape Turing machines: a complete solution . . . . . 81--94 Victor Khomenko and Maciej Koutny and Walter Vogler Canonical prefixes of Petri net unfoldings . . . . . . . . . . . . . . . 95--118 Lila Kari and Stavros Konstantinidis and Elena Losseva and others Sticky-free and overhang-free DNA languages . . . . . . . . . . . . . . . 119--157
N. Lesley and A. Fekete Providing view synchrony for group communication services . . . . . . . . . 159--210 Li Layuan and Li Chunlin A distributed QoS-Aware multicast routing protocol . . . . . . . . . . . . 211--233
Andrea Walther Program reversals for evolutions with non-uniform step costs . . . . . . . . . 235--263 Michel Charpentier and K. Mani Chandy Specification transformers: a predicate transformer approach to composition . . 265--301 Wen-Chiung Lee and Chin-Chia Wu and Hua-Jung Sung A bi-criterion single-machine scheduling problem with learning considerations . . 303--315
Roberto Barbuti and Luca Tesei Timed automata with urgent transitions 317--347 Stefan Andrei and Wei-Ngan Chin and Salvador Valerio Cavadini Self-embedded context-free grammars with regular counterparts . . . . . . . . . . 349--365 Yong He and Yiwei Jiang Optimal algorithms for semi-online preemptive scheduling problems on two uniform machines . . . . . . . . . . . . 367--383
Joost Engelfriet and Tjalling Gelsema A new natural structural congruence in the pi-calculus with replication . . . . 385--430 Nicolas Markey Past is for free: on the complexity of verifying linear temporal properties with past . . . . . . . . . . . . . . . 431--458 Elizabeth Scott and Adrian Johnstone Reducing non-determinism in right nulled GLR parsers . . . . . . . . . . . . . . 459--489 Michael Domaratzki Trajectory-based codes . . . . . . . . . 491--527
Stéphane Grumbach and Maurizio Rafanelli and Leonardo Tininini On the equivalence and rewriting of aggregate queries . . . . . . . . . . . 529--584 Silvia Bacchelli and Elena Barcucci and Elisabetta Grazzini and Elisa Pergola Exhaustive generation of combinatorial objects by ECO . . . . . . . . . . . . . 585--602 Thorsten Akkerman and Christoph Buchheim and Michael Jünger and Daniel Teske On the complexity of drawing trees nicely: corrigendum . . . . . . . . . . 603--607
Shlomi Dolev and Elad Schiller Self-stabilizing group communication in directed networks . . . . . . . . . . . 609--636 Steven Delvaux and Leon Horsten On best transitive approximations to simple graphs . . . . . . . . . . . . . 637--655 Leah Epstein and Tamir Tassa Approximation schemes for the Min-Max Starting Time Problem . . . . . . . . . 657--674 Anonymous Acknowledgement to Referees . . . . . . 675--675
Hosam M. Mahmoud Random sprouts as Internet models, and Pólya processes . . . . . . . . . . . . . 1--18 Symeon Bozapalidis and Antonios Kalampakas An axiomatization of graphs . . . . . . 19--61 Hosam M. Mahmoud Erratum: \em The size of random bucket trees via urn models . . . . . . . . . . 63--63
SungSuk Kim and Sun Ok Yang and SangKeun Lee Maintaining mobile transactional consistency in hybrid broadcast environments . . . . . . . . . . . . . . 65--81 Alexander Grigoriev and Gerhard J. Woeginger Project scheduling with irregular costs: complexity, approximability, and algorithms . . . . . . . . . . . . . . . 83--97 Hosam Mahmoud and Tatsuie Tsukiji Limit laws for terminal nodes in random circuits with restricted fan-out: a family of graphs generalizing binary search trees . . . . . . . . . . . . . . 99--110 Artiom Alhazov and Linqiang Pan and Gheorghe P\uaun Trading polarizations for labels in $P$ systems with active membranes . . . . . 111--144 Pierluigi Frisco and Hendrik Jan Hoogeboom $P$ systems with symport/antiport simulating counter automata . . . . . . 145--170 Zheng-Zhu Li and Y. S. Tsai Three-element codes with one $d$-primitive word . . . . . . . . . . . 171--180
Dominic Duggan Type-based hot swapping of running modules . . . . . . . . . . . . . . . . 181--220 Michael G. Lamoureux and Bradford G. Nickerson A deterministic skip list for $k$-dimensional range search . . . . . . 221--255 Erzsébet Csuhaj-Varjú and Carlos Martín-Vide and Victor Mitrana Hybrid networks of evolutionary processors are computationally complete 257--272 Gerth Stòlting Brodal and Erik D. Demaine and J. Ian Munro Fast allocation and deallocation with an improved buddy system . . . . . . . . . 273--291 Christophe Morvan and Chloé Rispal Families of automata characterizing context-sensitive languages . . . . . . 293--314
Yiwei Jiang and Yong He Preemptive online algorithms for scheduling with machine cost . . . . . . 315--340 Kamilla Klonowska and Håkan Lennerstad and Lars Lundberg and Charlie Svahnberg Optimal recovery schemes in fault tolerant distributed computing . . . . . 341--365 Stijn Vansummeren On the complexity of deciding typability in the relational algebra . . . . . . . 367--381
Yifeng Chen and J. W. Sanders The weakest specifunction . . . . . . . 383--414 Antonín Kucera and Jan Strejcek The stuttering principle revisited . . . 415--434 Paolo Zuliani Compiling quantum programs . . . . . . . 435--474 Ingo Schmitt and Gunter Saake A comprehensive database schema integration method based on the theory of formal concepts . . . . . . . . . . . 475--524
Mingsheng Ying $\pi$-calculus with noisy channels . . . 525--593 Leah Epstein and Rob van Stee Online square and cube packing . . . . . 595--606 Anonymous Acknowledgement to Referees . . . . . . 607--607
Iwona Cie\'slik On-line coloring and cliques covering for $K_{s,t}$-free graphs . . . . . . . 1--20 Markus Büttner Enhanced prefetching and caching strategies for single- and multi-disk systems . . . . . . . . . . . . . . . . 21--42 Floris Geerts and Lieven Smits and Jan Van den Bussche $N$-dimensional versus $(N-1)$-dimensional connectivity testing of first-order queries to semi-algebraic sets . . . . . . . . . . . . . . . . . . 43--56 Lars Jacobsen and Kim Skak Larsen Exponentially decreasing number of operations in balanced trees . . . . . . 57--78
Rocco De Nicola and Davide Sangiorgi Types in concurrency . . . . . . . . . . 79--81 Martin Berger and Kohei Honda and Nobuko Yoshida Genericity and the $\pi$-calculus . . . 83--141 Lorenzo Bettini and Betti Venneri and Viviana Bono MOMI: a calculus for mobile mixins . . . 143--190 Simon Gay and Malcolm Hole Subtyping for session types in the pi calculus . . . . . . . . . . . . . . . . 191--225
Matthew Hennessy and Julian Rathke and Nobuko Yoshida SAFE$D$PI: a language for controlling mobile code . . . . . . . . . . . . . . 227--290 Naoki Kobayashi Type-based information flow analysis for the $\pi$-calculus . . . . . . . . . . . 291--347 Barbara König A general framework for types in graph rewriting . . . . . . . . . . . . . . . 349--388
Mila Majster-Cederbaum and Jinzhao Wu and Houguang Yue Refinement of actions for real-time concurrent systems with causal ambiguity 389--418 Andrzej Ehrenfeucht and Tero Harju and Grzegorz Rozenberg Embedding linear orders in grids . . . . 419--428 Francesca Levi A typed encoding of boxed into safe ambients . . . . . . . . . . . . . . . . 429--500 Leah Epstein and Tamir Tassa Vector assignment schemes for asymmetric settings . . . . . . . . . . . . . . . . 501--514 Alberto Trombetta and Danilo Montesi Equivalences and optimizations in an expressive XSLT subset . . . . . . . . . 515--539
Alexander Meduna Deep pushdown automata . . . . . . . . . 541--552 Symeon Bozapalidis and Antonios Kalampakas Recognizability of graph and pattern languages . . . . . . . . . . . . . . . 553--581 Wim H. Hesselink Splitting forward simulations to cope with liveness . . . . . . . . . . . . . 583--602 Srecko Brlek and Elisa Pergola and Olivier Roques Non uniform random generation of generalized Motzkin paths . . . . . . . 603--616 Nikolaj Tatti Safe projections of binary data sets . . 617--638 Ferucio Laurentiu Tiplea and Constantin Enea Abstractions of data types . . . . . . . 639--671
Klaus Indermark and Thomas Noll Algebraic Correctness Proofs for Compiling Recursive Function Definitions with Strictness Information . . . . . . 1--43 Juergen Dingel Compositional Analysis of C/C++ Programs with VeriSoft . . . . . . . . . . . . . 45--71
F. Corradini and M. R. Di Berardini and W. Vogler Fairness of Actions in System Computations . . . . . . . . . . . . . . 73--130 Linqiang Pan and Artiom Alhazov Solving HPP and SAT by $P$ Systems with Active Membranes and Separation Rules 131--145
Amrinder Arora and Fanchun Jin and Gokhan Sahin and Hosam Mahmoud and Hyeong-Ah Choi Throughput analysis in wireless networks with multiple users and multiple channels . . . . . . . . . . . . . . . . 147--164 Tero Harju and Dirk Nowotka Periods in Extensions of Words . . . . . 165--171 Zheng-Zhu Li and H. J. Shyr and Y. S. Tsai Classifications of Dense Languages . . . 173--194 Wim H. Hesselink Refinement verification of the lazy caching algorithm . . . . . . . . . . . 195--222
Henning Bordihn and Markus Holzer Programmed grammars and their relation to the LBA problem . . . . . . . . . . . 223--242 Rafik Aguech and Nabil Lasmar and Hosam Mahmoud Distances in random digital search trees 243--264 Arnaud Carayol and Antoine Meyer Linearly bounded infinite graphs . . . . 265--292
José María Amigó Representing the integers with powers of $2$ and $3$ . . . . . . . . . . . . . . 293--306 Victor Khomenko and Alex Kondratyev and Maciej Koutny and Walter Vogler Merged processes: a new condensed representation of Petri net behaviour 307--330 Artiom Alhazov and Carlos Martín-Vide and Yurii Rogozhin On the number of nodes in universal networks of evolutionary processors . . 331--339 José R. Paramá and Nieves R. Brisaboa and Miguel R. Penabad and Ángeles S. Places A semantic approach to optimize linear datalog programs . . . . . . . . . . . . 341--370
Wim Janssen and Alexandr Korlyukov and Jan Van den Bussche On the tree-transformation power of XSLT 371--393 Stavros Konstantinidis and Nicolae Santean and Sheng Yu Representation and uniformization of algebraic transductions . . . . . . . . 395--417 Juha Honkala A new bound for the D0L sequence equivalence problem . . . . . . . . . . 419--429 Andrew M. Gravell Verification conditions are code . . . . 431--447
Ernst-Rüdiger Olderog and Anders P. Ravn Editorial: Hybrid Systems . . . . . . . 449--450 Eugene Asarin and Thao Dang and Antoine Girard Hybridization methods for the analysis of nonlinear systems . . . . . . . . . . 451--476 Paulo Tabuada Symbolic models for control systems . . 477--500 Rafael Wisniewski and Martin Raussen Geometric analysis of nondeterminacy in dynamical systems . . . . . . . . . . . 501--519
James D. Currie and Terry I. Visentin On Abelian $2$-avoidable binary patterns 521--533 Yuxi Fu Fair ambients . . . . . . . . . . . . . 535--594 Anonymous Acknowledgement to referees . . . . . . 595--595
Ladislav Vagner and Borivoj Melichar Parallel LL parsing . . . . . . . . . . 1--21 Tian-Shyr Dai and Yuh-Dauh Lyuu An exact subexponential-time lattice algorithm for Asian options . . . . . . 23--39 John Derrick and Heike Wehrheim On using data abstractions for model checking refinements . . . . . . . . . . 41--71 Ladislav Vagner and Borivoj Melichar Parallel LL parsing . . . . . . . . . . 73--73
Jan A. Bergstra and Inge Bethke and Alban Ponse Decision problems for pushdown threads 75--90 Stefan Kahrs Infinitary rewriting: meta-theory and convergence . . . . . . . . . . . . . . 91--121 Wim H. Hesselink A criterion for atomicity revisited . . 123--151
Lila Kari and Kalpana Mahalingam and Gabriel Thierrin The syntactic monoid of hairpin-free languages . . . . . . . . . . . . . . . 153--166 Alexander Okhotin Recursive descent parsing for Boolean grammars . . . . . . . . . . . . . . . . 167--189 Vesa Halava and Mika Hirvensalo Improved matrix pair undecidability results . . . . . . . . . . . . . . . . 191--205 Millist W. Vincent and Jixue Liu and Mukesh Mohania On the equivalence between FDs in XML and FDs in relations . . . . . . . . . . 207--247 Gilles Geeraerts and Jean-François Raskin and Laurent Van Begin Well-structured languages . . . . . . . 249--288
Foto Afrati and Rada Chirkova and Manolis Gergatsoulis and Vassia Pavlaki View selection for real conjunctive queries . . . . . . . . . . . . . . . . 289--321 Joseph M. Morris and Malcolm Tyrrell Dual unbounded nondeterminacy, recursion, and fixpoints . . . . . . . . 323--344 Chuzo Iwamoto and Naoki Hatayama and Yoshiaki Nakashiba and Kenichi Morita and Katsunobu Imai Translational lemmas for DLOGTIME-uniform circuits, alternating TMs, and PRAMs . . . . . . . . . . . . . 345--359 Antonio Bernini and Elisabetta Grazzini and Elisa Pergola and Renzo Pinzani A general exhaustive generation algorithm for Gray structures . . . . . 361--376
Rachele Fuzzati and Massimo Merro and Uwe Nestmann Distributed Consensus, revisited . . . . 377--425 Elizabeth Scott and Adrian Johnstone and Rob Economopoulos BRNGLR: a cubic Tomita-style GLR parsing algorithm . . . . . . . . . . . . . . . 427--461
Serge Haddad and Denis Poitrenaud Recursive Petri nets . . . . . . . . . . 463--508 Naomi Nishimura and Prabhakar Ragde and Stefan Szeider Solving #SAT using vertex covers . . . . 509--523 J. A. Bergstra and C. A. Middelburg Synchronous cooperation for explicit multi-threading . . . . . . . . . . . . 525--569 Yiwei Jiang and Yong He Optimal semi-online algorithms for preemptive scheduling problems with inexact partial information . . . . . . 571--590 Toon Calders The complexity of satisfying constraints on databases of transactions . . . . . . 591--624 Anonymous Acknowledgement to Referees . . . . . . 625--625
Symeon Bozapalidis Picture deformation . . . . . . . . . . 1--31 Amr Elmasry and Michael L. Fredman Adaptive sorting: an information theoretic perspective . . . . . . . . . 33--42 Zhenhua Duan and Cong Tian and Li Zhang A decision procedure for propositional projection temporal logic with infinite models . . . . . . . . . . . . . . . . . 43--78
Iwona Cie\'slik On-line graph coloring of $\mathbb{P}_5$-free graphs . . . . . . . 79--91 Matteo Magnani and Danilo Montesi Management of interval probabilistic data . . . . . . . . . . . . . . . . . . 93--130 Tomás Brázdil and Antonín Kucera and Oldrich Strazovský Deciding probabilistic bisimilarity over infinite-state probabilistic systems . . 131--154
Leah Epstein and Asaf Levin and Rob van Stee Two-dimensional packing with conflicts 155--175 Martin Kutrib and Andreas Malcher and Detlef Wotschke The Boolean closure of linear context-free languages . . . . . . . . . 177--191 Amr Elmasry and Claus Jensen and Jyrki Katajainen Two-tier relaxed heaps . . . . . . . . . 193--210 Rudolf Berghammer Applying relation algebra and RelView to solve problems on orders and lattices 211--236
N. Broutin and L. Devroye and E. McLeish Weighted height of random trees . . . . 237--277 Ryszard Janicki Relational structures model of concurrency . . . . . . . . . . . . . . 279--320
Larissa Meinicke and Ian J. Hayes Algebraic reasoning for probabilistic action systems and while-loops . . . . . 321--382 Robert Brijder and Hendrik Jan Hoogeboom The fibers and range of reduction graphs in ciliates . . . . . . . . . . . . . . 383--402
Benny Godlin and Ofer Strichman Inference rules for proving the equivalence of recursive procedures . . 403--439 Joseph M. Morris and Malcolm Tyrrell Modelling higher-order dual nondeterminacy . . . . . . . . . . . . . 441--465
Chen-Ming Fan and C. C. Huang and H. J. Shyr Regular autodense languages . . . . . . 467--477 Ferruccio Damiani and Elena Giachino and Paola Giannini and Sophia Drossopoulou A type safe state abstraction for coordination in Java-like languages . . 479--536 Hanna Klaudel and Franck Pommereau M-nets: a survey . . . . . . . . . . . . 537--564 Sebastian Link Charting the completeness frontier of inference systems for multivalued dependencies . . . . . . . . . . . . . . 565--591 Alexander Meduna and Ji\vrí Techet Scattered context grammars that erase nonterminals in a generalized $k$-limited way . . . . . . . . . . . . 593--608
Laura Bozzelli and Mojmír K\vretínsky and Vojt\vech \vRehák and Jan Strej\vcek On decidability of LTL model checking for process rewrite systems . . . . . . 1--28 Vince Várány Semi-synchronous transductions . . . . . 29--42 Rza Bashirov and Fabrice Kordon and Hüseyin Lort Exploiting colored Petri nets to decide on permutation admissibility . . . . . . 43--55 Amir M. Ben-Amram A complexity tradeoff in ranking-function termination proofs . . 57--72 Alex A. Aravind and Wim H. Hesselink A queue based mutual exclusion algorithm 73--86
Roland Meyer A theory of structural stationarity in the $\pi$-Calculus . . . . . . . . . . . 87--137 Joost Engelfriet The time complexity of typechecking tree-walking tree transducers . . . . . 139--154 K. Subramani and Hong-Jian Lai and Xiaofeng Gu Random walks for selected boolean implication and equivalence problems . . 155--168
Zden\vek Sawa and Petr Jan\vcar Hardness of equivalence checking for composed finite-state systems . . . . . 169--191 Cezar Câmpeanu and Nicolae Santean On the closure of pattern expressions languages under intersection with regular languages . . . . . . . . . . . 193--207 Flavio Corradini and Maria Rita Di Berardini and Walter Vogler Liveness of a mutex algorithm in a fair process algebra . . . . . . . . . . . . 209--235 Eike Best and Philippe Darondeau A decomposition theorem for finite persistent transition systems . . . . . 237--254
Achim D. Brucker and Burkhart Wolff Semantics, calculi, and analysis for object-oriented specifications . . . . . 255--284 Kamilla Klonowska and Lars Lundberg and Håkan Lennerstad The maximum gain of increasing the number of preemptions in multiprocessor scheduling . . . . . . . . . . . . . . . 285--295 José Enrique Armendáriz-Iñigo and José Ramón González de Mendívil and José Ramón Garitagoitia and Francesc D. Muñoz-Esco Correctness proof of a database replication protocol under the perspective of the I/O automaton model 297--330
Davide Bresolin and Angelo Montanari and Gabriele Puppis A theory of ultimately periodic languages and automata with an application to time granularity . . . . 331--360 Gabriel Ciobanu and Sergiu Rudeanu Final and sequential behaviours of M-automata . . . . . . . . . . . . . . . 361--374 J. A. Bergstra and C. A. Middelburg Machine structure oriented control code logic . . . . . . . . . . . . . . . . . 375--401
Paolo Zuliani Reasoning about faulty quantum programs 403--432 Victor Khomenko and Mark Schaefer and Walter Vogler and Ralf Wollowski STG decomposition strategies in combination with unfolding . . . . . . . 433--474
Md. Sumon Shahriar and Jixue Liu Preserving key in XML data transformation . . . . . . . . . . . . . 475--507 Argimiro Arratia Quesada and Iain A. Stewart On the power of deep pushdown stacks . . 509--531 Jan Janou\vsek and Bo\vrivoj Melichar On regular tree languages and deterministic pushdown automata . . . . 533--547
John Aycock and Angelo Borsotti Early action in an Earley parser . . . . 549--559 Joost Engelfriet and Eric Lilin and Andreas Maletti Extended multi bottom-up tree transducers: Composition and decomposition . . . . . . . . . . . . . 561--590 Arturo Carpi and Flavio D'Alessandro Strongly transitive automata and the \vCerný conjecture . . . . . . . . . . . 591--607
Peter Habermehl and Radu Iosif and Tom Vojnar Automata-based verification of programs with tree updates . . . . . . . . . . . 1--31 Mohammad Mahdi Jaghoori and Marjan Sirjani and Mohammad Reza Mousavi and Ehsan Khamespanah and Ali Movaghar Symmetry and partial order reduction techniques in model checking Rebeca . . 33--66 Tien Van Do M/M/1 retrial queue with working vacations . . . . . . . . . . . . . . . 67--75
Rudolf Berghammer and Michael Winter Embedding mappings and splittings with applications . . . . . . . . . . . . . . 77--110 Massimo Merro On the observational theory of the CPS-calculus . . . . . . . . . . . . . . 111--132 Remco Loos and Florin Manea and Victor Mitrana Small universal accepting hybrid networks of evolutionary processors . . 133--146
Luca Aceto and Wan Fokkink and Anna Ingolfsdottir and MohammadReza Mousavi Lifting non-finite axiomatizability results to extensions of process algebras . . . . . . . . . . . . . . . . 147--177 Ik-Soon Kim and Kwangkeun Yi LR error repair using the A* algorithm 179--207
Chen-Ming Fan and C. C. Huang and H. J. Shyr and Kuo-Hsiang Chen A note on autodense related languages 209--219 Mingsheng Ying and Yuan Feng Quantum loop programs . . . . . . . . . 221--250 Christian Dax and Felix Klaedtke and Martin Lange On regular temporal logics with past . . 251--277
Ruggero Lanotte and Andrea Maggiolo-Schettini and Angelo Troina Reachability results for timed automata with unbounded data structures . . . . . 279--311 Shlomi Dolev and Nir Tzachar Randomization adaptive self-stabilization . . . . . . . . . . . 313--323 Dorit S. Hochbaum and Asaf Levin How to allocate review tasks for robust ranking . . . . . . . . . . . . . . . . 325--345 C. C. Huang A note on pure codes . . . . . . . . . . 347--357
Joan Boyar and Martin R. Ehmsen and Jens S. Kohrt and Kim S. Larsen A theoretical comparison of LRU and LRU-K . . . . . . . . . . . . . . . . . 359--374 Leah Epstein Equilibria for two parallel links: the strong price of anarchy versus the price of anarchy . . . . . . . . . . . . . . . 375--389 Martin Kutrib and Hartmut Messerschmidt and Friedrich Otto On stateless deterministic restarting automata . . . . . . . . . . . . . . . . 391--412 Chen-Ming Fan and C. C. Huang A note on prefix primitive words . . . . 413--423
Zheng-Zhu Li and Y. S. Tsai Some properties of the disjunctive languages contained in Q . . . . . . . . 1--18 Juha Honkala A characterization of rational D0L power series . . . . . . . . . . . . . . . . . 19--24 F. Blanchet-Sadri and Robert Merca\cs and Sean Simmons and Eric Weissenstein Avoidable binary patterns in partial words . . . . . . . . . . . . . . . . . 25--41 Victor Mitrana and Cristina T\^\irn\uauc\ua New bounds for the query complexity of an algorithm that learns DFAs with correction and equivalence queries . . . 43--50 Md. Enamul Kabir and Hua Wang and Elisa Bertino Efficient systematic clustering method for $k$-anonymization . . . . . . . . . 51--66
Alex A. Aravind and Wim H. Hesselink Nonatomic dual bakery algorithm with bounded tokens . . . . . . . . . . . . . 67--96 Ana Cavalcanti and Marie-Claude Gaudel Testing for refinement in Circus . . . . 97--147
Alexander Meduna and Petr Zemek One-sided random context grammars . . . 149--163 Frank Drewes and Johanna Högberg and Andreas Maletti MAT learners for tree series: an abstract data type and two realizations 165--189 Daniel Seidel and Janis Voigtländer Refined typing to localize the impact of forced strictness on free theorems . . . 191--211
Artem Polyvyanyy and Matthias Weidlich and Mathias Weske Connectivity of workflow nets: the foundations of stepwise verification . . 213--242 Tien Van Do and Ram Chakka and Nam H. Do and László Pap A Markovian queue with varying number of servers and applications to the performance comparison of HSDPA user equipment . . . . . . . . . . . . . . . 243--269
Daowen Qiu and Lvzhou Li and Xiangfu Zou and Paulo Mateus and Jozef Gruska Multi-letter quantum finite automata: decidability of the equivalence and minimization of states . . . . . . . . . 271--290 Markus N. Rabe and Sven Schewe Finite optimal control for time-bounded reachability in CTMDPs and continuous-time Markov games . . . . . . 291--315 Sándor Vágvölgyi CHAP and rewrite components . . . . . . 317--361
Juan Perna and Jim Woodcock and Augusto Sampaio and Juliano Iyoda Correct hardware synthesis: an algebraic approach . . . . . . . . . . . . . . . . 363--396 Pál Dömösi and György Maróti On $\alpha_2$-$\nu_2$-products of automata . . . . . . . . . . . . . . . . 397--408 Bogdan Aman and Gabriel Ciobanu Solving a weak NP-complete problem in polynomial time by using mutual mobile membrane systems . . . . . . . . . . . . 409--415 Amit Chakrabarti and Venkatesan Guruswami and Andrew Wirth and Anthony Wirth The query complexity of estimating weighted averages . . . . . . . . . . . 417--426
Edward G. Coffman and Dariusz Dereniowski and Wieslaw Kubiak An efficient algorithm for finding ideal schedules . . . . . . . . . . . . . . . 1--14 Yunhe Wang and Li Jiao Using transition set sequences to partition behaviors of Petri nets . . . 15--28 Symeon Bozapalidis and Zoltán Fülöp and George Rahonis Equational weighted tree transformations 29--52 F. Blanchet-Sadri and Robert Mercas and Sean Simmons and Eric Weissenstein Erratum to: ``Avoidable binary patterns in partial words'' . . . . . . . . . . . 53--54
Alexander Meduna and Petr Zemek Nonterminal complexity of one-sided random context grammars . . . . . . . . 55--68 Christian Stahl and Walter Vogler A trace-based service semantics guaranteeing deadlock freedom . . . . . 69--103 A. Lorencs The identity problem of finitely generated bi-ideals . . . . . . . . . . 105--115
Pierre Lescanne and Matthieu Perrinel `Backward' coinduction, Nash equilibrium and the rationality of escalation . . . 117--137 J. A. Bergstra and C. A. Middelburg Instruction sequence processing operators . . . . . . . . . . . . . . . 139--172 Junhu Wang and Jeffrey Xu Yu and Chaoyi Pang and Chengfei Liu Least common container of tree pattern queries and its applications . . . . . . 173--202
Christel Baier and Tomás Brázdil and Marcus Größer and Antonín Kucera Stochastic game logic . . . . . . . . . 203--224 Christian Choffrut and Andreas Malcher and Carlo Mereghetti and Beatrice Palano First-order logics: some characterizations and closure properties 225--248 Laura Bozzelli and Axel Legay and Sophie Pinchinat On timed alternating simulation for concurrent timed games . . . . . . . . . 249--279
Chen-Ming Fan and Cheng-Chih Huang and Christine Chifen Tseng and Jen-Tse Wang Prefix-primitive annihilators of languages under some operations . . . . 281--293 Bastian Katz and Ignaz Rutter and Gerhard Woeginger An algorithmic study of switch graphs 295--312 Antonella Santone and Gigliola Vaglini Abstract reduction in directed model checking CCS processes . . . . . . . . . 313--341 Walter Guttmann Algebras for iteration and infinite computations . . . . . . . . . . . . . . 343--359
Zhiyi Tan and Long Wan and Qi Zhang and Wei Ren Inefficiency of equilibria for the machine covering game on uniform machines . . . . . . . . . . . . . . . . 361--379 Petr A. Golovach and Bernard Lidický and Barnaby Martin and Daniël Paulusma Finding vertex-surjective graph homomorphisms . . . . . . . . . . . . . 381--394 Cristian Ioan Vasile and Ana Brândusa Pavel and Ioan Dumitrache and Gheorghe Paun On the power of enzymatic numerical P systems . . . . . . . . . . . . . . . . 395--412 Pascal Caron and Jean-Marc Champarnaud and Ludovic Mignot Multi-tilde-bar expressions and their automata . . . . . . . . . . . . . . . . 413--436
Cao Chunhua and Yang Di and Liu Yin Disjunctive languages related to $p$-primitive words . . . . . . . . . . 437--444 Xian Xu Distinguishing and relating higher-order and first-order processes by expressiveness . . . . . . . . . . . . . 445--484 Michael Brand Does indirect addressing matter? . . . . 485--491
Fernando Arroyo and Juan Castellanos and Jürgen Dassow and Victor Mitrana \ldots Accepting splicing systems with permitting and forbidding words . . . . 1--14 Jetty Kleijn and Maciej Koutny and Marta Pietkiewicz-Koutny \ldots Step semantics of boolean nets . . . . . 15--39 Jürgen Dassow and Florin Manea and Bianca Truthe Networks of evolutionary processors: the power of subregular filters . . . . . . 41--75
Lorenzo Bettini and Ferruccio Damiani and Ina Schaefer Compositional type checking of delta-oriented software product lines 77--122 Stefan Kahrs Infinitary rewriting: closure operators, equivalences and models . . . . . . . . 123--156
Stefano Bilotta and Elisabetta Grazzini and Elisa Pergola and Renzo Pinzani Avoiding cross-bifix-free binary words 157--173 Tamar Aizikowitz and Michael Kaminski Conjunctive grammars and alternating pushdown automata . . . . . . . . . . . 175--197 Wim H. Hesselink Verifying a simplification of mutual exclusion by Lycklama--Hadzilacos . . . 199--228
Benedek Nagy and Friedrich Otto Deterministic pushdown-CD-systems of stateless deterministic $ R(1) $-automata . . . . . . . . . . . . . . . 229--255 Dongfeng Chen and Rada Chirkova and Fereidoon Sadri and Tiia J. Salo Query optimization in information integration . . . . . . . . . . . . . . 257--287 Amr Elmasry and Arash Farzan and John Iacono On the hierarchy of distribution-sensitive properties for data structures . . . . . . . . . . . . 289--295
Wim H. Hesselink A distributed resource allocation algorithm for many processes . . . . . . 297--329 Vesa Halava and Tero Harju New proof for the undecidability of the circular PCP . . . . . . . . . . . . . . 331--341 Marie G. Christ and Lene M. Favrholdt and Kim S. Larsen Online multi-coloring on the path revisited . . . . . . . . . . . . . . . 343--357
Jeongbong Seo and Sungwoo Park Judgmental subtyping systems with intersection types and modal types . . . 359--380 Clelia De Felice A note on the factorization conjecture 381--402 Fernando Rosa-Velardo Petri nets with name creation for transient secure association . . . . . . 403--436
Yangjia Li and Nengkun Yu and Mingsheng Ying Termination of nondeterministic quantum programs . . . . . . . . . . . . . . . . 1--24 Laura Bozzelli and César Sánchez Visibly rational expressions . . . . . . 25--49 Suo Ping Li and Yong Qiang Zhou and Yong Zhou Delay and energy efficiency analysis of multicast cooperative ARQ over wireless networks . . . . . . . . . . . . . . . . 51--60
Eleni Mandrali and George Rahonis On weighted first-order logics with discounting . . . . . . . . . . . . . . 61--106 Francesco Ranzato An efficient simulation algorithm on Kripke structures . . . . . . . . . . . 107--125
Doron Peled and Sven Schewe Editorial: special issue on synthesis 127--128 Krishnendu Chatterjee and Mickael Randour and Jean-François Raskin Strategy synthesis for multi-dimensional quantitative objectives . . . . . . . . 129--163 Peter Bulychev and Alexandre David and Kim G. Larsen and Guangyuan Li Efficient controller synthesis for a fragment of $ {\rm MTL}_{0, \infty } $ 165--192 Roderick Bloem and Krishnendu Chatterjee and Karin Greimel Synthesizing robust systems . . . . . . 193--220 Wladimir Fridman and Bernd Puchala Distributed synthesis for regular and contextfree specifications . . . . . . . 221--260
Uli Fahrenberg and Axel Legay General quantitative specification theories with modal transition systems 261--295 Zoltán Fülöp and Heiko Vogler Forward and backward application of symbolic tree transducers . . . . . . . 297--325 Alexander Meduna and Petr Zemek Controlled finite automata . . . . . . . 327--337
Cao Chunhua and Yang Shuang and Yang Di Some kinds of primitive and non-primitive words . . . . . . . . . . 339--346 Miquel Bertran and Francesc Babot and August Climent Formal communication elimination and sequentialization equivalence proofs for distributed system models . . . . . . . 347--418
Walter Cazzola and Edoardo Vacchi On the incremental growth and shrinkage of LR goto-graphs . . . . . . . . . . . 419--447 Manuel Sorge and Hannes Moser and Rolf Niedermeier and Mathias Weller Exploiting a hypergraph model for finding Golomb rulers . . . . . . . . . 449--471 Rémy Belmonte and Petr A. Golovach and Pim van 't Hof and Daniël Paulusma Parameterized complexity of three edge contraction problems with degree constraints . . . . . . . . . . . . . . 473--497
Walter Vogler and Christian Stahl and Richard Müller Trace- and failure-based semantics for responsiveness . . . . . . . . . . . . . 499--552 Martin Kutrib and Andreas Malcher and Matthias Wendlandt Head and state hierarchies for unary multi-head finite automata . . . . . . . 553--569
Ernst-Rüdiger Olderog Letter from the Managing Editor . . . . 1--2 Rob J. van Glabbeek and Ursula Goltz and Ernst-Rüdiger Olderog Special issue on ``Combining Compositionality and Concurrency'': part 1 . . . . . . . . . . . . . . . . . . . 3--4 Roberto Bruni and Ugo Montanari and Matteo Sammartino Revisiting causality, coalgebraically 5--33 Eike Best and Raymond Devillers Synthesis and reengineering of persistent systems . . . . . . . . . . . 35--60 Marco Bernardo and Rocco De Nicola and Michele Loreti Revisiting bisimilarity and its modal logic for nondeterministic and probabilistic processes . . . . . . . . 61--106
Gerald Lüttgen and Flavio Corradini Special issue on ``Comprehending asynchrony in specification and analysis'' dedicated to Walter Vogler on the occasion of his 60th birthday . . . 107--108 Han-Hing Dang and Bernhard Möller Modal algebra and Petri nets . . . . . . 109--132 Eike Best and Raymond Devillers State space axioms for $T$-systems . . . 133--152 Jörg Desel and Görkem Kilinç Observable liveness of Petri nets . . . 153--174 Rob J. van Glabbeek and Peter Höfner CCS: It's not fair! . . . . . . . . . . 175--205 Antti Valmari On constructibility and unconstructibility of LTS operators from other LTS operators . . . . . . . . . . 207--234 Rolf Hennicker and Alexander Knapp Moving from interface theories to assembly theories . . . . . . . . . . . 235--268 Nikola Benes and Jan Kretínský and Kim G. Larsen and Mikael H. Mòller and Salomon Sickert and Jirí Srba Refinement checking on parametric modal transition systems . . . . . . . . . . . 269--297
Manfred Broy A life dedicated to informatics: an obituary for Prof. Friedrich L. Bauer 299--301 Rob J. van Glabbeek and Ursula Goltz and Ernst-Rüdiger Olderog Special issue on ``Combining Compositionality and Concurrency'': part 2 . . . . . . . . . . . . . . . . . . . 303--304 Gerald Lüttgen and Walter Vogler and Sascha Fendrich Richer interface automata with optimistic and pessimistic compatibility 305--336 Hubert Garavel and Frédéric Lang and Radu Mateescu Compositional verification of asynchronous concurrent systems using CADP . . . . . . . . . . . . . . . . . . 337--392 Joaquín Aguado and Michael Mendler and Reinhard von Hanxleden and Insa Fuhrmann Denotational fixed-point semantics for constructive scheduling of synchronous concurrency . . . . . . . . . . . . . . 393--442 Joachim Klein and Christel Baier and Sascha Klüppelholz Compositional construction of most general controllers . . . . . . . . . . 443--482
Chen-Ming Fan and Jen-Tse Wang and Cheng-Chih Huang Some properties of involution binary relations . . . . . . . . . . . . . . . 483--495 Frank Drewes and Berthold Hoffmann Contextual hyperedge replacement . . . . 497--524 Alejandro Sánchez and César Sánchez Parametrized invariance for infinite state processes . . . . . . . . . . . . 525--557
Joost Engelfriet Two-way pebble transducers for partial functions and their composition . . . . 559--571 A. Bernini and S. Bilotta and R. Pinzani and A. Sabri and V. Vajnovszki Gray code orders for $q$-ary words avoiding a given factor . . . . . . . . 573--592 Friedrich Otto and Frantisek Mráz Deterministic ordered restarting automata for picture languages . . . . . 593--623
Suoping Li and Yongqiang Zhou and Duo Peng and Zufang Dou and Yong Zhou Analysis of dual-hop and multiple relays cooperative truncated ARQ with relay selection in WSNs . . . . . . . . . . . 1--22 Chunhua Cao and Haiyan Liu and Di Yang Characterizations of $k$-comma codes and $k$-comma intercodes . . . . . . . . . . 23--33 Ryszard Janicki and Jetty Kleijn and Maciej Koutny and \Lukasz Mikulski Step traces . . . . . . . . . . . . . . 35--65 Yo-Sub Han and Sang-Ki Ko and Kai Salomaa State complexity of deletion and bipolar deletion . . . . . . . . . . . . . . . . 67--85
Cesar Sanchez and K. Brent Venable and Esteban Zimanyi Special issue on temporal representation and reasoning (TIME'13) . . . . . . . . 87--88 Luke Hunsberger Efficient execution of dynamically controllable simple temporal networks with uncertainty . . . . . . . . . . . . 89--147 Jean-François Condotta and Souhila Kaci and Yakoub Salhi Optimization in temporal qualitative constraint networks . . . . . . . . . . 149--170 Marcello M. Bersani and Matteo Rossi and Pierluigi San Pietro A tool for deciding the satisfiability of continuous-time metric temporal logic 171--206
Luca Aceto and Dario Della Monica and Valentin Goranko and Anna Ingólfsdóttir and Angelo Montanari and Guido Sciavicco A complete classification of the expressiveness of interval logics of Allen's relations: the general and the dense cases . . . . . . . . . . . . . . 207--246 Viktor Schuppan Extracting unsatisfiable cores for LTL via temporal resolution . . . . . . . . 247--299 Mark Reynolds Metric temporal logic revisited . . . . 301--324
Bernd Finkbeiner and Cesar Sanchez Special issue on Rich Models, EU-COST Action IC0901 Rich-Model Toolkit . . . . 325--326 Hila Peleg and Sharon Shoham and Eran Yahav and Hongseok Yang Symbolic automata for representing big code . . . . . . . . . . . . . . . . . . 327--356 Parosh Aziz Abdulla and Lukás Holík and Bengt Jonsson and Ondrej Lengál and Cong Quy Trinh and Tomás Vojnar Verification of heap manipulating programs with ordered data by extended forest automata . . . . . . . . . . . . 357--385 Jérôme Leroux and Philipp Rümmer and Pavle Suboti\'c Guiding Craig interpolation with domain-specific abstractions . . . . . . 387--424 Christian von Essen and Barbara Jobstmann and David Parker and Rahul Varshneya Synthesizing efficient systems in probabilistic environments . . . . . . . 425--457
Xiaoning Peng and Zhijun Xiao Optimal covers in the relational database model . . . . . . . . . . . . . 459--468 Egon Börger and Klaus-Dieter Schewe Concurrent abstract state machines . . . 469--492 Anthony W. Lin and Sanming Zhou A linear-time algorithm for the orbit problem over cyclic groups . . . . . . . 493--508 Holger Bock Axelsen and Robert Glück On reversible Turing machines and their function universality . . . . . . . . . 509--543
Davide Bresolin and Guido Sciavicco Special issue: selected papers from the 21st International Symposium on Temporal Representations and Reasoning (TIME-2014) . . . . . . . . . . . . . . 545--546 Carlo Combi and Pietro Sala Mining approximate interval-based temporal dependencies . . . . . . . . . 547--585 Alberto Molinari and Angelo Montanari and Aniello Murano and Giuseppe Perelli and Adriano Peron Checking interval properties of computations . . . . . . . . . . . . . . 587--619 Angelo Montanari and Marco Pazzaglia and Pietro Sala Metric propositional neighborhood logic with an equivalence relation . . . . . . 621--648 Marta Cialdea Mayer and Andrea Orlandini and Alessandro Umbrico Planning and execution with flexible timelines: a formal account . . . . . . 649--680 Alessandro Cimatti and Luke Hunsberger and Andrea Micheli and Roberto Posenato and Marco Roveri Dynamic controllability via Timed Game Automata . . . . . . . . . . . . . . . . 681--722 Mikael Nilsson and Jonas Kvarnström and Patrick Doherty Efficient processing of simple temporal networks with uncertainty: algorithms for dynamic controllability verification 723--752
Luca Aceto and David de Frutos Escrig Special issue: Selected papers from the 26th International Conference on Concurrency Theory (CONCUR 2015) . . . . 1--2 Paul Hunter and Guillermo A. Pérez and Jean-François Raskin Reactive synthesis without regret . . . 3--39 Romain Brenguier and Jean-François Raskin and Ocan Sankur Assume-admissible synthesis . . . . . . 41--83 Thomas Brihaye and Gilles Geeraerts and Axel Haddad and Benjamin Monmege Pseudopolynomial iterative algorithm to solve total-payoff games and min-cost reachability games . . . . . . . . . . . 85--125
Filippo Bonchi and Daniela Petri\csan and Damien Pous and Jurriaan Rot A general account of coinduction up-to 127--190 Javier Esparza and Pierre Ganty and Jérôme Leroux and Rupak Majumdar Verification of population protocols . . 191--215 Sadegh Esmaeil Zadeh Soudjani and Alessandro Abate and Rupak Majumdar Dynamic Bayesian networks for formal verification of structured stochastic processes . . . . . . . . . . . . . . . 217--242
Marco Carbone and Fabrizio Montesi and Carsten Schürmann and Nobuko Yoshida Multiparty session types as coherence proofs . . . . . . . . . . . . . . . . . 243--269 Dimitrios Kouzapas and Jorge A. Pérez and Nobuko Yoshida Characteristic bisimulation for higher-order session processes . . . . . 271--341
Mohammad Mahdi Jaghoori and Frank de Boer and Delphine Longuet and Tom Chothia and Marjan Sirjani Compositional schedulability analysis of real-time actor-based systems . . . . . 343--378 Lila Kari and Manasi S. Kulkarni Disjunctivity and other properties of sets of pseudo-bordered words . . . . . 379--398 Pierpaolo Degano and Gian-Luigi Ferrari and Gianluca Mezzetti Regular and context-free nominal traces 399--433 Bogdan Aman and Gabriel Ciobanu Efficiently solving the Bin Packing problem through bio-inspired mobility 435--445
A. Marin and S. Rossi On the relations between Markov chain lumpability and reversibility . . . . . 447--485 Kingshuk Chatterjee and Kumar Sankar Ray Reversible Watson--Crick automata . . . 487--499 Achour Mostéfaoui and Michel Raynal Signature-free asynchronous Byzantine systems: from multivalued to binary consensus with $ t < n / 3 $, $ O(n^2) $ messages, and constant time . . . . . . 501--520 Ke Gu and Weijia Jia and Guojun Wang and Sheng Wen Efficient and secure attribute-based signature for monotone predicates . . . 521--541
Krishnendu Chatterjee and Rüdiger Ehlers Special issue: Synthesis and SYNT 2014 543--544 Aaron Bohy and Véronique Bruy\`ere and Jean-François Raskin and Nathalie Bertrand Symblicit algorithms for mean-payoff and shortest path in monotonic Markov decision processes . . . . . . . . . . . 545--587 Milan Ceska and Frits Dannenberg and Nicola Paoletti and Marta Kwiatkowska and Lubos Brim Precise parameter synthesis for stochastic biochemical systems . . . . . 589--623
Chung-Hao Huang and Sven Schewe and Farn Wang Model-checking iterated games . . . . . 625--654 Takashi Tomita and Atsushi Ueno and Masaya Shimakawa and Shigeki Hagihara and Naoki Yonezaki Safraless LTL synthesis considering maximal realizability . . . . . . . . . 655--692 Susmit Jha and Sanjit A. Seshia A theory of formal synthesis via inductive learning . . . . . . . . . . . 693--726
Christel Baier and Cesare Tinelli Special issue of the 21st International Conference on Tools and Algorithms for the Construction and Analysis of Systems (TACAS 2015) . . . . . . . . . . . . . . 727--728 Dmitry Chistikov and Rayna Dimitrova and Rupak Majumdar Approximate counting in SMT and value estimation for probabilistic programs 729--764 Mirco Giacobbe and Calin C. Guet and Ashutosh Gupta and Thomas A. Henzinger and Tiago Paixão and Tatjana Petrov Model checking the evolution of gene regulatory networks . . . . . . . . . . 765--787 Parosh Aziz Abdulla and Stavros Aronis and Mohamed Faouzi Atig and Bengt Jonsson and Carl Leonardsson and Konstantinos Sagonas Stateless model checking for TSO and PSO 789--818
Édouard Bonnet and Vangelis Th. Paschos Sparsification and subexponential approximation . . . . . . . . . . . . . 1--15 Henrik Björklund and Wim Martens and Thomas Schwentick Conjunctive query containment over trees using schema information . . . . . . . . 17--56 Lene M. Favrholdt and Jesper W. Mikkelsen Online edge coloring of paths and trees with a fixed number of colors . . . . . 57--80 Juha Honkala A new bound for the D0L language equivalence problem . . . . . . . . . . 81--88
Javier Esparza and Enrico Tronci Preface for the special issue GandALF 2015 . . . . . . . . . . . . . . . . . . 89--90 Patricia Bouyer and Nicolas Markey and Mickael Randour and Kim G. Larsen and Simon Laursen Average-energy games . . . . . . . . . . 91--127 Martin Zimmermann Parameterized linear temporal logics meet costs: still not costlier than LTL 129--152 Rayna Dimitrova and Rupak Majumdar Reachability analysis of reversal-bounded automata on series--parallel graphs . . . . . . . . 153--189
Hazem Torfah and Martin Zimmermann The complexity of counting models of linear-time temporal logic . . . . . . . 191--212 Hadassa Daltrophe and Shlomi Dolev and Zvi Lotker Big data interpolation using functional representation . . . . . . . . . . . . . 213--225 Roberto Barbuti and Roberta Gori and Francesca Levi and Paolo Milazzo Generalized contexts for reaction systems: definition and study of dynamic causalities . . . . . . . . . . . . . . 227--267
Ferruccio Damiani and Luca Padovani and Ina Schaefer and Christoph Seidl A core calculus for dynamic delta-oriented programming . . . . . . . 269--307 David Basin and Felix Klaedtke and Eugen Zalinescu Algorithms for monitoring real-time properties . . . . . . . . . . . . . . . 309--338 Raymond Devillers Factorisation of transition systems . . 339--362
Elie Fares and Jean-Paul Bodeveix and Mamoun Filali Event algebra for transition systems composition application to timed automata . . . . . . . . . . . . . . . . 363--400 Sjoerd Cranen and Jeroen J. A. Keiren and Tim A. C. Willemse Parity game reductions . . . . . . . . . 401--444 Cao Chunhua and Lu Qing and Yang Di A first step in characterizing three-element codes . . . . . . . . . . 445--457
Frank de Boer and Nikolaj Bjorner Preface for the special issue ``FM15'' 459--460 Lijun Zhang and Pengfei Yang and Lei Song and Holger Hermanns and Christian Eisentraut and David N. Jansen and Jens Chr. Godskesen Probabilistic bisimulation for realistic schedulers . . . . . . . . . . . . . . . 461--488 Sòren Debois and Thomas T. Hildebrandt and Tijs Slaats Replication, refinement & reachability: complexity in dynamic condition-response graphs . . . . . . . . . . . . . . . . . 489--520 Gianluca Amato and Simone Di Nardo Di Maio and Maria Chiara Meo and Francesca Scozzari Descending chains and narrowing on template abstract domains . . . . . . . 521--545
Angelo Borsotti and Luca Breveglieri and Stefano Crespi Reghizzi and Angelo Morzenti Fast deterministic parsers for transition networks . . . . . . . . . . 547--574 Eike Best and Raymond Devillers and Uli Schlachter Bounded choice-free Petri net synthesis: algorithmic issues . . . . . . . . . . . 575--611 Hongbo Zhang An analysis of the $ M^X $ /M/1 queue with multiple working vacations by GI/M/1 type Markov process . . . . . . . 613--624
Bernd Finkbeiner and Geguang Pu and Lijun Zhang Preface for the special issue for ATVA 2015 . . . . . . . . . . . . . . . . . . 625--626 Paul Hunter and Guillermo A. Pérez and Jean-François Raskin Looking at mean payoff through foggy windows . . . . . . . . . . . . . . . . 627--647 Chao Wang and Yi Lv and Peng Wu TSO-to-TSO linearizability is undecidable . . . . . . . . . . . . . . 649--668 Dietmar Berwanger and Anup Basil Mathew and Marie van den Bogaard Hierarchical information and the synthesis of distributed strategies . . 669--701 Rachel Faran and Orna Kupferman Spanning the spectrum from safety to liveness . . . . . . . . . . . . . . . . 703--732
Masoud Ebrahimi and Gholamreza Sotudeh and Ali Movaghar Symbolic checking of Fuzzy CTL on Fuzzy Program Graph . . . . . . . . . . . . . 1--33 Henning Fernau and Lakshmanan Kuppusamy and Indhumathi Raman On path-controlled insertion-deletion systems . . . . . . . . . . . . . . . . 35--59 Paolo Baldan and Fabio Gadducci Petri nets are dioids: a new algebraic foundation for non-deterministic net theory . . . . . . . . . . . . . . . . . 61--92
Jörg Desel and Javier Esparza and Philipp Hoffmann Negotiation as concurrency primitive . . 93--159 Rosa Abbasi and Fatemeh Ghassemi and Ramtin Khosravi Verification of asynchronous systems with an unspecified component . . . . . 161--203
Tomás Fiedor and Lukás Holík and Ondrej Lengál and Tomás Vojnar Nested antichains for WS1S . . . . . . . 205--228 Wolfgang Reisig Associative composition of components with double-sided interfaces . . . . . . 229--253 Benjamin Lucien Kaminski and Joost-Pieter Katoen and Christoph Matheja On the hardness of analyzing probabilistic programs . . . . . . . . . 255--285
Sascha Fendrich and Gerald Lüttgen A generalised theory of Interface Automata, component compatibility and error . . . . . . . . . . . . . . . . . 287--319 Soumyadip Bandyopadhyay and Dipankar Sarkar and Chittaranjan Mandal Equivalence checking of Petri net models of programs using static and dynamic cut-points . . . . . . . . . . . . . . . 321--383 David Monniaux On the decidability of the existence of polyhedral invariants in transition systems . . . . . . . . . . . . . . . . 385--389
Amr Elmasry and Mostafa Kahla and Fady Ahdy and Mahmoud Hashem Red-black trees with constant update time . . . . . . . . . . . . . . . . . . 391--404 Pietro Cenciarelli and Daniele Gorla and Ivano Salvo Depletable channels: dynamics, behaviour, and efficiency in network design . . . . . . . . . . . . . . . . . 405--431 Sathyanarayanan Srinivasan and Ramesh Kandukoori A Paxos based algorithm to minimize the overhead of process recovery in consensus . . . . . . . . . . . . . . . 433--446 Zoltán Fülöp and Heiko Vogler Weighted iterated linear control . . . . 447--469
Huiyan Chen and Chenchen Zhang Identity-based signatures in standard model . . . . . . . . . . . . . . . . . 471--486 Andreas Krebs and Arne Meier and Martin Mundhenk The model checking fingerprints of CTL operators . . . . . . . . . . . . . . . 487--519 Adrian Atanasiu and Ghajendran Poovanandran and Wen Chean Teh Parikh matrices for powers of words . . 521--535 Petr Jancar and David Purser Structural liveness of Petri nets is ExpSpace-hard and decidable . . . . . . 537--552
Ilaria Castellani and Mariangiola Dezani-Ciancaglini and Paola Giannini Reversible sessions with flexible choices . . . . . . . . . . . . . . . . 553--583 Jurriaan Rot Distributive laws for monotone specifications . . . . . . . . . . . . . 585--617 Paul Bonsma and Daniël Paulusma Using contracted solution graphs for solving reconfiguration problems . . . . 619--648
Roderick Bloem and Paulo Tabuada Preface for the SYNT . . . . . . . . . . 1--1 Michael Luttenberger and Philipp J. Meyer and Salomon Sickert Practical synthesis of reactive systems from LTL specifications via parity games 3--36 Elizabeth Firman and Shahar Maoz and Jan Oliver Ringert Performance heuristics for GR(1) synthesis and related algorithms . . . . 37--79 Swen Jacobs and Mouhammad Sakr A symbolic algorithm for lazy synthesis of eager strategies . . . . . . . . . . 81--106 Rayna Dimitrova and Mahsa Ghasemi and Ufuk Topcu Reactive synthesis with maximum realizability of linear temporal logic specifications . . . . . . . . . . . . . 107--135 Bernd Finkbeiner and Christopher Hahn and Philip Lukert and Marvin Stenger Synthesis from hyperproperties . . . . . 137--163 Hila Peleg and Shachar Itzhaky and Sharon Shoham and Eran Yahav Programming by predicates: a formal model for interactive synthesis . . . . 165--193 Daniel Neider and Alexander Weinert and Martin Zimmermann Synthesizing optimally resilient controllers . . . . . . . . . . . . . . 195--221 Alessandro Abate and Iury Bessa and Lucas Cordeiro and Cristina David Automated formal synthesis of provably safe digital controllers for continuous plants . . . . . . . . . . . . . . . . . 223--244 Antoine Girard and Gregor Gössler Safety synthesis for incrementally stable switched systems using discretization-free multi-resolution abstractions . . . . . . . . . . . . . . 245--269 Nahal Mirzaie and Fathiyeh Faghih and Swen Jacobs and Borzoo Bonakdarpour Parameterized synthesis of self-stabilizing protocols in symmetric networks . . . . . . . . . . . . . . . . 271--304
Peter Höfner and Carroll Morgan and Vaughan Pratt Preface . . . . . . . . . . . . . . . . 305--311 Ursula Goltz and Jens-W. Schicke-Uffmann Synchronous and asynchronous communication(s) between three parties 313--320 Vaughan Pratt My time with Rob . . . . . . . . . . . . 321--322 Ansgar Fehnker Out for coffee: with Rob . . . . . . . . 323--327 Maciej Gazda and Wan Fokkink and Vittorio Massaro Congruence from the operator's point of view . . . . . . . . . . . . . . . . . . 329--351 Antti Valmari All congruences below stability-preserving fair testing or CFFD . . . . . . . . . . . . . . . . . . 353--383 Jan A. Bergstra and Alban Ponse Arithmetical datatypes with true fractions . . . . . . . . . . . . . . . 385--402 David Mestel and A. W. Roscoe Translating between models of concurrency . . . . . . . . . . . . . . 403--438 Benjamin Bisping and Uwe Nestmann and Kirstin Peters Coupled similarity: the first 32 years 439--463 Christel Baier and Pedro R. D'Argenio and Holger Hermanns On the probabilistic bisimulation spectrum with silent moves . . . . . . . 465--512 Walter Vogler and Gerald Lüttgen A linear-time branching-time perspective on interface automata . . . . . . . . . 513--550 Mark Bouwman and Bas Luttik and Tim Willemse Off-the-shelf automated analysis of liveness properties for just paths . . . 551--590 Manuel Gieseking and Ernst-Rüdiger Olderog and Nick Würdemann Solving high-level Petri games . . . . . 591--626 Xudong Qin and Simon Bliudze and Eric Madelaine and Zechen Hou and Yuxin Deng SMT-based generation of symbolic automata . . . . . . . . . . . . . . . . 627--656 Chenyi Zhang Minimal consistent DFA from sample strings . . . . . . . . . . . . . . . . 657--670 Marc Jasper and Maximilian Schlüter and Bernhard Steffen Characteristic invariants in Hennessy--Milner logic . . . . . . . . . 671--687 Mathias Claus Jensen and Kim Guldstrand Larsen A complete axiomatization of weighted branching bisimulation . . . . . . . . . 689--725 Jörg Endrullis and Jan Willem Klop and Rena Bakhshi Transducer degrees: atoms, infima and suprema . . . . . . . . . . . . . . . . 727--758
Kirstin Peters and Simone Tini Preface to special issue: EXPRESS/SOS 2016 + 2017 . . . . . . . . . . . . . . 759--760 Eduard Baranov and Simon Bliudze Expressiveness of component-based frameworks: a study of the expressiveness of BIP . . . . . . . . . 761--800 Hans Hüttel Using session types for reasoning about boundedness in the $ \pi $-calculus . . 801--827 Eduard Baranov and Simon Bliudze Correction to: Expressiveness of component-based frameworks: a study of the expressiveness of BIP . . . . . . . 829--829
Ivan Lanese and Doriana Medi\'c and Claudio Antares Mezzina Static versus dynamic reversibility in CCS . . . . . . . . . . . . . . . . . . 1--34 Steven Engels and Tony Tan and Jan Van den Bussche Subsequence versus substring constraints in sequence pattern languages . . . . . 35--56 Arnab Bhattacharyya and Ashutosh Gupta and Mukund Thattai A formal methods approach to predicting new features of the eukaryotic vesicle traffic system . . . . . . . . . . . . . 57--93 Joost Engelfriet and Kazuhiro Inaba and Sebastian Maneth Linear-bounded composition of tree-walking tree transducers: linear size increase and complexity . . . . . . 95--152
Benedek Nagy and Shaghayegh Parchami On deterministic sensing $ 5 ' \rightarrow 3 ' $ Watson--Crick finite automata: a full hierarchy in 2detLIN 153--175 Johanna Björklund and Loek Cleophas Aggregation-based minimization of finite state automata . . . . . . . . . . . . . 177--194 Angelo Borsotti and Luca Breveglieri and Angelo Morzenti A deterministic parsing algorithm for ambiguous regular expressions . . . . . 195--229 Debayan Ganguly and Kingshuk Chatterjee and Kumar Sankar Ray Watson--Crick quantum finite automata 231--240
Henning Fernau and Andreas Malcher and Giovanni Pighizzini Preface to Martin Kutrib Festschrift . . 241--242 Ahmad Ostovar and Suna Bensch and Thomas Hellström Natural language guided object retrieval in images . . . . . . . . . . . . . . . 243--261 Henning Bordihn and György Vaszil Reversible parallel communicating finite automata systems . . . . . . . . . . . . 263--279 Jürgen Dassow Operational complexity and right linear grammars . . . . . . . . . . . . . . . . 281--299 Henning Bordihn and Markus Holzer On the number of active states in finite automata . . . . . . . . . . . . . . . . 301--318 Supreeti Kamilya and Jarkko Kari Nilpotency and periodic points in non-uniform cellular automata . . . . . 319--333 Sebastian Jakobi and Katja Meckel and Beatrice Palano The descriptional power of queue automata of constant length . . . . . . 335--356 Stavros Konstantinidis and António Machiavelo and Rogério Reis On the size of partial derivatives and the word membership problem . . . . . . 357--375 Kenichi Morita An instruction set for reversible Turing machines . . . . . . . . . . . . . . . . 377--396 Friedrich Otto and Matthias Wendlandt Reversibility for stateless ordered RRWW-automata . . . . . . . . . . . . . 397--425 Hiroshi Umeo and Naoki Kamikawa and Gen Fujita A new class of the smallest FSSP partial solutions for 1D rings of length $ n = 2^k - 1 $ . . . . . . . . . . . . . . . 427--450 Thomas Worsch A faster algorithm for the Birthday Song Singers Synchronization Problem (FSSP) in one-dimensional CA with multiple speeds . . . . . . . . . . . . . . . . . 451--462
Viliam Geffert and Christos A. Kapoutsis and Mohammad Zakzok Complement for two-way alternating automata . . . . . . . . . . . . . . . . 463--495 Mingshuai Chen and Martin Fränzle and Naijun Zhan Indecision and delays are the parents of failure-taming them algorithmically by synthesizing delay-resilient control . . 497--528 Roberto Gorrieri Team bisimilarity, and its associated modal logic, for BPP nets . . . . . . . 529--569 Litan Kumar Das and Kumar Sankar Ray Bitopological duality for algebras of Fitting's logic and natural duality extension . . . . . . . . . . . . . . . 571--584
Julian Gutierrez and Aniello Murano and Michael Wooldridge Equilibria for games with combined qualitative and quantitative objectives 585--610 Rabia Mazhar and Muddassar Azam Sindhu DKL: an efficient algorithm for learning deterministic Kripke structures . . . . 611--651 Ming Xu and Cheng-Chao Huang and Yuan Feng Measuring the constrained reachability in quantum Markov chains . . . . . . . . 653--674 Manuel Gieseking and Ernst-Rüdiger Olderog and Nick Würdemann Correction to: Solving high-level Petri games . . . . . . . . . . . . . . . . . 675--676 Walter Vogler and Gerald Lüttgen Correction to: A linear-time branching-time perspective on interface automata . . . . . . . . . . . . . . . . 677--677
Tamás Tóth and István Majzik Configurable verification of timed automata with discrete variables . . . . 1--35 Mauricio Cano and Hugo A. López and Camilo Rueda Session-based concurrency, declaratively 1--87 James Baxter and Pedro Ribeiro and Ana Cavalcanti Sound reasoning in tock-CSP . . . . . . 125--162 Martin Kutrib and Andreas Malcher and Christian Schneider Finite automata with undirected state graphs . . . . . . . . . . . . . . . . . 163--181
Mert Ergurtuna and Beyazit Yalcinkaya and Ebru Aydin Gol An automated system repair framework with signal temporal logic . . . . . . . 183--209 Andrea Marin and Carla Piazza and Sabina Rossi Proportional lumpability and proportional bisimilarity . . . . . . . 211--244 Amr Elmasry and Jyrki Katajainen Regular numeral systems for data structures . . . . . . . . . . . . . . . 245--281 James Baxter and Pedro Ribeiro and Ana Cavalcanti Correction to: Sound reasoning in \em tock-CSP . . . . . . . . . . . . . . . . 283--283
Henning Fernau and Markus Holzer and Petra Wolf Preface to Klaus-Jörn Lange Festschrift 285--287 Eric Allender and Archit Chauhan and Samir Datta Depth-first search in directed planar graphs, revisited . . . . . . . . . . . 289--319 Michaël Cadilhac and Charles Paperman The regular languages of wire linear AC$^0$ . . . . . . . . . . . . . . . . . 321--336 Jürgen Dassow and Ismaël Jecker Operational complexity and pumping lemmas . . . . . . . . . . . . . . . . . 337--355 Volker Diekert and Henning Fernau and Petra Wolf Properties of graphs specified by a regular language . . . . . . . . . . . . 357--385 Thomas Erlebach and Jakob T. Spooner Exploration of $k$-edge-deficient temporal graphs . . . . . . . . . . . . 387--407 Kaoru Fujioka and Fumiya Okubo and Takashi Yokomori $ \mathcal {L} $-reduction computation revisited . . . . . . . . . . . . . . . 409--426 Hans-Joachim Böckenhauer and Elisabet Burjons and Peter Rossmanith Reoptimization of parameterized problems 427--450 Sanjay Jain and Birzhan Moldagaliyev and Tien Dat Tran Lamplighter groups and automata . . . . 451--478 Hanan Shabana and M. V. Volkov Careful synchronization of partial deterministic finite automata . . . . . 479--504 Petra Wolf On the decidability of finding a positive ILP-instance in a regular set of ILP-instances . . . . . . . . . . . . 505--519
Ayleen Schinko and Walter Vogler and Gerald Lüttgen Interface Automata for Shared Memory . . 521--556 Radim Kocman and Zbynek Krivka and Benedek Nagy A jumping $ 5 ' \rightarrow 3 ' $ Watson--Crick finite automata model . . 557--584 Jan Kretínský and Tobias Meggendorfer and Maximilian Weininger Index appearance record with preorders 585--618 Viliam Geffert and Christos A. Kapoutsis and Mohammad Zakzok Improved complement for two-way alternating automata . . . . . . . . . . 619--669 Paul Hunter and Guillermo A. Pérez and Jean-François Raskin Correction to: Reactive synthesis without regret . . . . . . . . . . . . . 671--671
Marcin Michalak Hierarchical heuristics for Boolean-reasoning-based binary bicluster induction . . . . . . . . . . . . . . . 673--685 Marek Chrobak and Mordecai Golin and J. Ian Munro and Neal E. Young On Huang and Wong's algorithm for generalized binary split trees . . . . . 687--708 Philip Bille and Inge Li Gòrtz From regular expression matching to parsing . . . . . . . . . . . . . . . . 709--724 Soumyadip Bandyopadhyay and Dipankar Sarkar and Chittaranjan Mandal and Holger Giese Translation validation of coloured Petri net models of programs on integers . . . 725--759
Haiyan Guo and Bo Zhou Minimum status of trees with a given degree sequence . . . . . . . . . . . . 1--10 Rob van Glabbeek Reactive bisimulation semantics for a process algebra with timeouts . . . . . 11--57 Shlomi Dolev and Yin Li Secret-shared RAM indefinite private and secure RAM execution of perfectly unrevealed programs . . . . . . . . . . 59--78 Dietrich Kuske and Christian Schwarz Alternating complexity of counting first-order logic for the subword order 79--100
Asaf Levin and Tal Shusterman Weighted throughput in a single machine preemptive scheduling with continuous controllable processing times . . . . . 101--122 Giovanni Pighizzini and Luca Prigioniero Pushdown automata and constant height: decidability and bounds . . . . . . . . 123--144 Mahboubeh Samadi and Fatemeh Ghassemi and Ramtin Khosravi Decentralized runtime verification of message sequences in message-based systems . . . . . . . . . . . . . . . . 145--178 Ivano Lodato and Snehal M. Shekatkar and Tian An Wong On partial information retrieval: the unconstrained 100 prisoner problem . . . 179--208
Besma Khaireddine and Aleksandr Zakharchenko and Matias Martinez and Ali Mili Toward a theory of program repair . . . 209--255 Jingnan Xie and Harry B. Hunt III On the undecidability and descriptional complexity of synchronized regular expressions . . . . . . . . . . . . . . 257--278 Niklas Kochdumper and Matthias Althoff Constrained polynomial zonotopes . . . . 279--316 Pál Dömösi and Géza Horváth and Norbert Tihanyi Simple chain automaton random number generator for IoT devices . . . . . . . 317--329
Henning Fernau Editorial 2023: changes and invariants 331--333 Farnaz Sheikhi and Behnam Zeraatkar and Sama Hanaie Dot to dot, simple or sophisticated: a survey on shape reconstruction algorithms . . . . . . . . . . . . . . . 335--359 Richard Lassaigne and Michel de Rougemont Testing membership for timed automata 361--384 Luca Aceto and Ian Cassar and Adrian Francalanza and Anna Ingólfsdóttir On first-order runtime enforcement of branching-time properties . . . . . . . 385--451 Chunhua Cao and Jiao Xu and Lei Liao and Di Yang and Guichuan Jia and Qian Du The second step in characterizing a three-word code . . . . . . . . . . . . 453--465
Tonatiuh Tapia-Flores and Ernesto López-Mellado Discovering workflow nets of concurrent iterative processes . . . . . . . . . . 1--21 Hao Wu and Yu-Fang Chen and Zhilin Wu and Bican Xia and Naijun Zhan A decision procedure for string constraints with string/integer conversion and flat regular constraints 23--52 Shuyang Gao and Leen Hatem and Hosam Mahmoud Balancing $m$-ary search trees with compressions on the fringe . . . . . . . 53--66 Haiyan Liu and Rongdong Cui and Tianjie Zhang $n$-PS-codes, 2-infix-outfix codes and some related classes of codes . . . . . 67--81 Shlomi Dolev and Sayaka Kamei and Yoshiaki Katayama and Fukuhito Ooshita and Koichi Wada Neighborhood mutual remainder: self-stabilizing distributed implementation and applications . . . . 83--100
Giannis Alonistiotis and Antonis Antonopoulos and Nikolaos Melissinos and Aris Pagourtzis and Stavros Petsalakis and Manolis Vasilakis Approximating subset sum ratio via partition computations . . . . . . . . . 101--113 Cahit Dede New families of Laplacian borderenergetic graphs . . . . . . . . . 115--129 Hao Li and Daowen Qiu and Le Luo and Paulo Mateus Exact distributed quantum algorithm for generalized Simon's problem . . . . . . 131--159 Attila Bagossy and Péter Battyányi An encoding of the $ \lambda $-calculus in the String MultiSet Rewriting calculus . . . . . . . . . . . . . . . . 161--181 Gang Yang and Jiannan Zhou and Changxiang He and Yaping Mao Distance-edge-monitoring sets of networks . . . . . . . . . . . . . . . . 183--198
Kamaledin Ghiasi-Shirazi and Taraneh Ghandi and Ali Taghizadeh and Ali Rahimi-Baigi Revisiting 2-3 red--black trees with a pedagogically sound yet efficient deletion algorithm: parity-seeking . . . 199--229 Shiping Chen and Xinyu Ge Reachability analysis of linear systems 231--260 Wided Ghardallou and Hessamaldin Mohammadi and Richard C. Linger and Mark Pleszkoch and JiMeng Loh and Ali Mili Invariant relations for affine loops . . 261--314 Wenfeng Lai and Adiesha Liyanage and Binhai Zhu and Peng Zou The longest letter-duplicated subsequence and related problems . . . . 315--329
Henning Fernau Editorial 2024: moving forwards in the electronic age . . . . . . . . . . . . . 331--332 Burkay Sucu and Ebru Aydin Gol Cycle encoding-based parameter synthesis for timed automata safety . . . . . . . 333--356 R. Mahendra Kumar and N. Sadagopan A closer look at Hamiltonicity and domination through the lens of diameter and convexity . . . . . . . . . . . . . 357--382 Pamela Fleischmann and Lukas Haschke and Tim Löck and Dirk Nowotka Word-representable graphs from a word's perspective . . . . . . . . . . . . . . 383--400 Koustav De and Harshil Mittal and Palash Dey and Neeldhara Misra Parameterized aspects of distinct Kemeny rank aggregation . . . . . . . . . . . . 401--414 Davaajav Jargalsaikhan and Diptarama Hendrian and Yohei Ueki and Ryo Yoshinaka and Ayumi Shinohara Serial and parallel algorithms for order-preserving pattern matching based on the duel-and-sweep paradigm . . . . . 415--444 Shunsuke Inenaga Linear-size suffix tries and linear-size CDAWGs simplified and improved . . . . . 445--468
Lucas P. Ramos and Felipe A. Louza and Guilherme P. Telles Comparative genomics with succinct colored de Bruijn graphs . . . . . . . . ??