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Anonymous Editorial Board . . . . . . . . . . . . i--i J. T. Oden Preface . . . . . . . . . . . . . . . . iii--iii Richard E. Ewing On efficient time-stepping methods for nonlinear partial differential equations 1--13 Richard Franke and David Salinas An efficient method for solving stiff transient field problems arising from FEM formulations . . . . . . . . . . . . 15--21 Myron Ginsberg Monitoring Floating-Point Error Propagation in Scientific Computation 23--43 Linda J. Hayes An alternating-direction collocation method for finite element approximations on rectangles . . . . . . . . . . . . . 45--50 V. M. Kovenya The implicit difference scheme for numerical solving the equations of gas dynamics . . . . . . . . . . . . . . . . 51--59 H. N. Lee and R. E. Meyers On time dependent multi-grid numerical technique . . . . . . . . . . . . . . . 61--65 J. W. Neuberger A type-independent iterative method for systems of nonlinear partial differential equations: Application to the problem of transonic flow . . . . . 67--78 B. Prasad Variable penalty methods for constrained minimization . . . . . . . . . . . . . . 79--97 Michael E. Rose Numerical methods for flows through porous media --- II . . . . . . . . . . 99--122 B. Yu. Scobelev and Yu. I. Molorodov Subcritical autooscillations and nonlinear neutral curve for Poiseuille flow . . . . . . . . . . . . . . . . . . 123--133 P-T. D. Spanos Numerical simulations of a van der Pol oscillator . . . . . . . . . . . . . . . 135--145 P. E. Zadunaisky and G. Lafferriere On an iterative improvement of the approximate solution of some ordinary differential equations . . . . . . . . . 147--154
E. H. Kaufman, Jr. and D. J. Leeming and G. D. Taylor A combined Remes-differential correction algorithm for rational approximation: experimental results . . . . . . . . . . 155--160 John S. McMath and S. E. Sims and C. R. Hallum A comparison of various derivatives for matrix valued functions . . . . . . . . 161--166 John M. Gersting, Jr. Numerical methods for eigensystems: the Orr--Sommerfeld problem as an initial value problem . . . . . . . . . . . . . 167--174 I. Norman Katz and Leon Cooper Optimal location on a sphere . . . . . . 175--196 R. A. Usmani and S. A. Warsi Quintic spline solutions of boundary value problems . . . . . . . . . . . . . 197--203 R. A. Usmani and S. A. Warsi Smooth spline solutions for boundary value problems in plate deflection theory . . . . . . . . . . . . . . . . . 205--211 G. S. Guram and A. C. Smith Stagnation flows of micropolar fluids with strong and weak interactions . . . 213--233 M. Anwar and G. S. Guram Numerical solution of a micropolar flow between a rotating and a stationary disc 235--245 C. C. Travis and Glen Haddock Estimating system equilibrium from response to an input of short duration 247--249 Steven M. Serbin On the construction and analysis of approximations of arbitrarily high-order for proportionally-damped second order systems . . . . . . . . . . . . . . . . 251--263 George J. Fix and Max D. Gunzburger On numerical methods for acoustic problems . . . . . . . . . . . . . . . . 265--278
Irene Gargantini Parallel Square-Root Iterations for Multiple Roots . . . . . . . . . . . . . 279--288 Ron Shonkwiler On age-dependent branching processes with immigration . . . . . . . . . . . . 289--296 N. Metropolis Summation of imprecise numbers . . . . . 297--299 Beny Neta On three inequalities . . . . . . . . . 301--304 Luc Devroye Generating the maximum of independent identically distributed random variables 305--315 Richard S. Bucy and Kenneth D. Senne Nonlinear filtering algorithms for vector processing machines . . . . . . . 317--338 S. McKee and H. Brunner The repetition factor and numerical stability of Volterra integral equations 339--347 G. R. Dunlop A rapid computational method for improvements to nearest neighbour interpolation . . . . . . . . . . . . . 349--353 William W. Lau On nodal blocking of a retransmitted packet in a computer communication network . . . . . . . . . . . . . . . . 355--371
Labib Iskandar and Padam C. Jain Numerical solution of equations having inelastic solitary wave interaction . . 373--383 J. F. Traub and H. Wo\'zniakowski Convergence and complexity of interpolatory-newton iteration in a Banach space . . . . . . . . . . . . . . 385--400 G. Thomas The consistence error of extended variational principles in the finite element method . . . . . . . . . . . . . 401--409 N. D. Francis Computation of generalised inverse of a special class of matrices . . . . . . . 411--413 Dominic G. B. Edelen Programs for computer implementation of the exterior calculus with applications to isovector calculations . . . . . . . 415--424 D. Asztalos Optimal control of finite source priority queues with computer system applications . . . . . . . . . . . . . . 425--431 J. M. Trojan Tight bounds on the complexity index of one-point iterations . . . . . . . . . . 433--441 P. K. Bhattacharyya and G. T. Symm A novel formulation and solution of the plane elastostatic displacement problem 443--448 Anonymous Announcement . . . . . . . . . . . . . . 449--449
Anonymous Editorial Board . . . . . . . . . . . . iii--iii Eva Bozoki An algorithm for programming function generators . . . . . . . . . . . . . . . 1--5 Y. Beaudoin and M. A. H. Nerenberg Computer codes for computational assistance in the study of asymptotic stability . . . . . . . . . . . . . . . 7--16 Yaakov Yavin and Alida M. Jordaan Optimal controls that maximize the probability of hitting a moving target 17--26 Charles G. Speziale and A. C. Eringen Nonlocal fluid mechanics description of wall turbulence . . . . . . . . . . . . 27--41 A. Bermúdez and C. Moreno Duality methods for solving variational inequalities . . . . . . . . . . . . . . 43--58 Lois Mansfield On mixed finite element methods for elliptic equations . . . . . . . . . . . 59--66 M. Sharir A strong-connectivity algorithm and its applications in data flow analysis . . . 67--72 V. Ya. Pan New combinations of methods for the acceleration of matrix multiplications 73--125
P. Neittaanmäki and R. Picard On the finite element method for time-harmonic acoustic boundary value problems . . . . . . . . . . . . . . . . 127--138 Y. M. Haddad Numerical analysis in nonlinear viscoelasticity . . . . . . . . . . . . 139--145 William Squire In defense of linear quadrature rules 147--149 D. J. Evans Alternating direction implicit preconditioning methods for self adjoint elliptic differential equations . . . . 151--158 A. M. Ballantyne and D. S. Lankford New decision algorithms for finitely presented commutative semigroups . . . . 159--165 Tamás F. Móri On the asymptotic network delay in a model of packet switching . . . . . . . 167--172 M. Arató and A. Benczúr Dynamic placement of records and the classical occupancy problem . . . . . . 173--185 James R. Evans The multicommodity assignment problem: a network aggregation heuristic . . . . . 187--194 Ding Lee and Stanley Preiser Generalized Adams methods for solving underwater wave propagation problems . . 195--202
M. A. Gatto and J. B. Seery Numerical evaluation of the modified Bessel functions $I$ and $K$ . . . . . . 203--209 Roger L. Wainwright Three dimensional $x$-projection method (with acceleration techniques) for solving systems of linear equations . . 211--223 Leon Cooper and I. Norman Katz The Weber problem revisited . . . . . . 225--234 H. Mukai Parallel algorithms for solving systems of nonlinear equations . . . . . . . . . 235--250 David Avis Worst case bounds for the Euclidean matching problem . . . . . . . . . . . . 251--257 Jenifer Haselgrove and S. M. Selim A comparison of bounds for the chromatic number of a graph . . . . . . . . . . . 259--260 Vassilios A. Dougalis and Steven M. Serbin On the efficiency of some fully discrete Galerkin methods for second-order hyperbolic equations . . . . . . . . . . 261--279
Anonymous Obituary . . . . . . . . . . . . . . . . 281--283 K. Ozawa Estimation for the mean and the variance of the round-off error . . . . . . . . . 285--291 Micha Sharir A strange sorting method inspired by formal differentiation . . . . . . . . . 293--298 Luc Devroye How to reduce the average complexity of convex hull finding algorithms . . . . . 299--308 Alkiviadis G. Akritas Vincent's forgotten theorem, its extension and application . . . . . . . 309--317 Cathleen Synge Morawetz A formulation for higher dimensional inverse problems for the wave equation 319--331 Patrick Brezillon and Jean-François Staub and Anne-Marie Perault-Staub and Gérard Milhaud Numerical estimation of the first order derivative: approximate evaluation of an optimal step . . . . . . . . . . . . . . 333--347 David I. Steinberg Book Review: \booktitleComputer modelling in agriculture: By N. R. Brockington. Clarendon Press, Oxford, England 1979. 156pp. (\pounds 8.95 net in U.K.) . . . . . . . . . . . . . . . . 349--349 David I. Steinberg Book Review: \booktitleOptimal strategies in sports: Edited by Shaul P. Ladany and Robert E. Machol. North-Holland, Amsterdam 1977. 231 pp. \$20 (Dfl. 50.00)} . . . . . . . . . . . 349--350 David I. Steinberg Book Review: \booktitleAlgorithms for network programming: By Jeff L. Kennington and Richard V. Helgason. Wiley--Interscience, New York 1980. 291 pp., \$23.50} . . . . . . . . . . . . . 350--350 David I. Steinberg Book Review: \booktitleHome computers: $ 2^{10} $ questions and answers. vol. 1: hardware and vol. 2: software: By Rich Didday, Dilithium Press (Distributed by ISBS, Inc., P.O. Box 555, Forest Grove, OR 97116, U.S.A.) 1977. Vol. 1, 255pp + appendices, \$7.95, Vol. 2, 175pp + appendices, \$6.95, Both Soft Cover . . 350--351 Anonymous Books received . . . . . . . . . . . . . 353--353
Edward W. Ng Simplification of multiple Fourier series: an example of algorithmic approach . . . . . . . . . . . . . . . . 355--359 C. F. Chen and K. K. Leung A new look at partial fraction expansion from a high-level language viewpoint . . 361--367 J. F. Mahoney and B. D. Sivazlian Computation of stock-outs in a multi-installation inventory system . . 369--386 Allan Reiman Computer-Aided Closure of the Lie Algebra Associated with a Nonlinear Partial Differential Equation . . . . . 387--393 Edgar A. Cohen, Jr. A note on normal functions of normal random variables . . . . . . . . . . . . 395--400 D. J. Rodabaugh and S. Thompson A note on the relative efficiency of Adams methods . . . . . . . . . . . . . 401--403 G. H. Worm and C. D. Fiskeaux and P. S. Wludyka A computational form for finding the integral solutions to a system of linear equations . . . . . . . . . . . . . . . 405--406 Luc Devroye On the average complexity of some bucketing algorithms . . . . . . . . . . 407--412 K. Allen and S. Mckee Fixed step discretisation methods for delay differential equations . . . . . . 413--423 Kevin Karplus A proof of the isomorphism of $ w x y z$-transformals and $ 2 \times 2$ integer matrices . . . . . . . . . . . . 425--430 V. Ya. Pan The bit-operation complexity of matrix multiplication and of all pair shortest path problem . . . . . . . . . . . . . . 431--438 Yudell L. Luke Solution of second order difference equations via the $ \tau $-method . . . 439--445
C. A. Asmuth and G. R. Blakley An efficient algorithm for constructing a cryptosystem which is harder to break than two other cryptosystems . . . . . . 447--450 W. H. Presler and R. Broucke Computerized formal solutions of dynamical systems with two degrees of freedom and an application to the Contopoulos potential --- I: the exact resonance case . . . . . . . . . . . . . 451--471 W. H. Presler and R. Broucke Computerized formal solutions of dynamical systems with two degrees of freedom and an application to the Contopoulos potential --- II: the near-resonance case . . . . . . . . . . 473--485 R. Sacks-Davis and L. F. Shampine A type-insensitive ODE code based on second derivative formulas . . . . . . . 487--495 Bart Rice The $0$--$1$ Integer Programming Problem in a finite ring with identity . . . . . 497--502 M. Andrews and D. Jaeger and S. F. McCormick and G. D. Taylor Evaluation of Functions on Microcomputers: $ \exp (x) $ . . . . . . 503--508 Y. Yavin and A. Venter Optimal control of stochastic systems with interrupted observations . . . . . 509--525 Jamer E. Kiefer and George H. Weiss A comparison of two methods for accelerating the convergence of Fourier series . . . . . . . . . . . . . . . . . 527--535 Carl Geiszler A numerical procedure for the selection of the constant interarrival time to a single server queue . . . . . . . . . . 537--546 Luc Devroye On the computer generation of random variables with a given characteristic function . . . . . . . . . . . . . . . . 547--552 Elias A. Lipitakis and David J. Evans Normalized implicit methods for the solution of non-linear elliptic boundary value problems . . . . . . . . . . . . . 553--562
Anonymous Editorial Board . . . . . . . . . . . . i--i Luc Devroye On the computer generation of random convex hulls . . . . . . . . . . . . . . 1--13 Apostolos Gerasoulis The use of piecewise quadratic polynomials for the solution of singular integral equations of Cauchy type . . . 15--22 V. Ya. Pan Trilinear aggregating with implicit canceling for a new acceleration of matrix multiplication . . . . . . . . . 23--34 J. T. Oden and S. J. Kim Interior penalty methods for finite element approximations of the Signorini problem in elastostatics . . . . . . . . 35--56 Leszek Demkowicz On some results concerning the reciprocal formulation for the Signorini's problem . . . . . . . . . . 57--74
H. C. Williams The influence of computers in the development of number theory . . . . . . 75--93 Abraham Ungar A note on Ranger's line rotelet near a plane . . . . . . . . . . . . . . . . . 95--102 H. C. Murrell and Abraham Ungar From Cagniard's method for solving seismic pulse problems to the method of the differential transform . . . . . . . 103--118 Zahari Zlatev Comparison of two pivotal strategies in sparse plane rotations . . . . . . . . . 119--135 V. Pan The bit-operation complexity of approximate evaluation of matrix and polynomial products using modular arithmetic . . . . . . . . . . . . . . . 137--140 E. L. Lusk and Ross A. Overbeek Experiments with resolution-based theorem-proving algorithms . . . . . . . 141--152 David Avis and Godfried T. Toussaint and Binay K. Bhattacharya On the multimodality of distances in convex polygons . . . . . . . . . . . . 153--156 D. J. Evans and S. O. Okolie A quotient-difference algorithm for the determination of eigenvalues of periodic tridiagonal matrices . . . . . . . . . . 157--164 Creon Levit Book Review: \booktitleProgrammable calculators, how to use them: By Roger J. Sippl and Charles J. Sippl. Matrix Publishers, Champaign Illinois 1978. approx 148 figures, 526 pp., ISBN 0-916460-08-8, hard cover. Price \$15.95} . . . . . . . . . . . . . . . . 165--165 John Thomas Love Book Review: \booktitleA programming logic: by Robert L. Constable and Michael J. O'Donnell. Winthrop Publishers, Cambridge, Mass. 1978. 398 pp. \$15.96} . . . . . . . . . . . . . . 165--166
Max D. Gunzburger and R. A. Nicolaides and Janet S. Peterson On conforming mixed finite element methods for incompressible viscous flow problems . . . . . . . . . . . . . . . . 167--179 S. A. Burr Computing cube roots when a fast square root is available . . . . . . . . . . . 181--183 Eugenio G. Omodeo The linked conjunct method for automatic deduction and related search techniques 185--203 A. V. Aho and A. D. Wyner and M. Yannakakis and J. D. Ullman Bounds on the size and transmission rate of communications protocols . . . . . . 205--214 Dale Woods and Joel Huenemann Larger Carmichael numbers . . . . . . . 215--216 Jan G. Verwer Instructive experiments with some Runge--Kutta--Rosenbrock methods . . . . 217--229 Simeon Ola. Fatunla Nonlinear multistep methods for initial value problems . . . . . . . . . . . . . 231--239 Charles J. Colbourn Book Review: \booktitleElements of the theory of computation: By H. R. Lewis and C. H. Papadimitriou. Prentice--Hall, Englewood Cliffs, New Jersey 1981. 466 pp. . . . . . . . . . . . . . . . . . . 241--241 Mark A. Shayman Book Review: \booktitleGeometrical methods for the theory of linear systems: Edited by C. I. Byrnes and C. F. Martin. D. Reidel, Dordrecht, 1980. \$39.50} . . . . . . . . . . . . . . . . 241--242 Anonymous Books received . . . . . . . . . . . . . 243--243
Michel Bercovier On $ c^0 $ beam elements with shear and their corresponding penalty function formulation . . . . . . . . . . . . . . 245--256 M. Yachter On the existence of periodic solutions of the D.E.: $ \ddot \chi + F(\chi) = \epsilon f(\chi \dot \chi, t; \epsilon), \ldots {} (1) $ . . . . . . . . . . . . 257--271 Richard Franke Smooth interpolation of scattered data by local thin plate splines . . . . . . 273--281 Joseph E. Pasciak An iterative algorithm for the volume integral method for magnetostatics problems . . . . . . . . . . . . . . . . 283--290 H. M. Jones and S. McKee The numerical stability of multistep methods for convolution Volterra integral equations: Nonsingular equations . . . . . . . . . . . . . . . 291--303 R. Piessens and Maria Branders Approximation for Bessel functions and their application in the computation of Hankel transforms . . . . . . . . . . . 305--311 Witold F. Krajewski The sequential problem under uncertainty: the development of water systems . . . . . . . . . . . . . . . . 313--318 Irene Gargantini Detection of connectivity for regions represented by linear quadtrees . . . . 319--327 Roger L. Wainwright Four dimensional x-projection method (with acceleration techniques) for solving systems of linear equations . . 329--337
K. V. S. Bhat On the properties of arbitrary hypercubes . . . . . . . . . . . . . . . 339--342 V. Pan Fast matrix multiplication without APA-algorithms . . . . . . . . . . . . . 343--366 Shahid H. Bokhari and M. Yousuff Hussaini and Steven A. Orszag Fast orthogonal derivatives on the star 367--377 R. Alt and J. Vignes Stabilizing Bairstow's method . . . . . 379--387 S. F. McCormick and G. D. Taylor and D. V. Pryor Evaluation of Functions on Microcomputers: $ \ln (x) $ . . . . . . 389--392 G. J. Fix and G. Liang and D. N. Lee Penalty-hybrid finite element method . . 393--399
Warren E. Ferguson, Jr. A simple derivation of Glassman's general $N$ Fast Fourier Transform . . . 401--411 B. Prasad A hybrid variable penalty method for nonlinear programming . . . . . . . . . 413--424 R. W. Lardner and M. S. Belen and H. M. Cekirge Finite difference model for tidal flows in the Arabian Gulf . . . . . . . . . . 425--444 Annie A. M. Cuyt Padé-approximants in operator theory for the solution of nonlinear differential and integral equations . . . . . . . . . 445--466 Benjamin Milder The Golem . . . . . . . . . . . . . . . 467--467 David I. Steinberg Book Review: \booktitleProceedings of the International Symposium on Optimum Structural Design: (The 11th Naval Structural Mechanics Symposium). 587 pp. Price: \$40, postage paid (U.S. only); \$47 prepaid, surface mail (Foreign). Office of Special Professional Education, Harvill Building, University of Arizona, Tucson, AZ 85721 . . . . . . 469--469
Anonymous Editorial Board . . . . . . . . . . . . iii Nick Cercone Preface . . . . . . . . . . . . . . . . v--v David J. Israel Interpreting network formalisms . . . . 1--13 Raymond Reiter and Giovanni Criscuolo Some representational issues in default reasoning . . . . . . . . . . . . . . . 15--27 John F. Sowa Generating language from conceptual graphs . . . . . . . . . . . . . . . . . 29--43 Richard I. Kittredge Semantic processing of texts in restricted sublanguages . . . . . . . . 45--58 Abe Lockman and David Klappholz The control of inferencing in natural language understanding . . . . . . . . . 59--70 Candace L. Sidner What the speaker means: the recognition of speakers' plans in discourse . . . . 71--82 J. G. Meunier and F. Lepage Formal semantic and computer text processing, 1982 . . . . . . . . . . . . 83--95 James F. Allen Argot: a system overview . . . . . . . . 97--109 David D. McDonald Description directed control: Its implications for natural language generation . . . . . . . . . . . . . . . 111--129 Gerald F. DeJong and David L. Waltz Understanding novel language . . . . . . 131--147 Lotfi A. Zadeh A computational approach to fuzzy quantifiers in natural languages . . . . 149--184 William S. Havens Recognition mechanisms for schema-based knowledge representations . . . . . . . 185--199 Gordon I. McCalla An approach to the organization of knowledge and its use in natural language recall tasks . . . . . . . . . 201--214 Nick Cercone and Max Krause and John Boates Minimal and Almost Minimal Perfect Hash Function Search with Application to Natural Language Lexicon Design . . . . 215--231 Bonnie Webber and Aravind Joshi and Eric Mays and Kathleen McKeown Extended natural language data base interactions . . . . . . . . . . . . . . 233--244
L. F. Shampine and L. S. Baca and H.-J. Bauer Output in extrapolation codes . . . . . 245--255 J. R. Cash A variable order deferred correction algorithm for the numerical solution of nonlinear two point boundary value problems . . . . . . . . . . . . . . . . 257--265 A. O. L. Atkin and L. Hay and R. G. Larson Enumeration and construction of pandiagonal Latin squares of prime order 267--292 H. Rohdin Numerical modeling of a moving boundary diffusion/drift problem . . . . . . . . 293--305 Matyas Arato Probability bounds and asymptotic properties of error propagation . . . . 307--310 George B. Purdy A carry-free algorithm for finding the greatest common divisor of two integers 311--316 M. Peter Jurkat Error analysis of Aitken's $ \Delta^2 $ process . . . . . . . . . . . . . . . . 317--322
Matthew Witten Foreword . . . . . . . . . . . . . . . . vii--viii Matthew Witten Hyperbolic partial differential equations: a few opening comments . . . 323--325 Jan Prüss On the qualitative behaviour of populations with age-specific interactions . . . . . . . . . . . . . . 327--339 R. C. MacCamy Simple population models with diffusion 341--344 Fred Brauer Nonlinear age-dependent population growth under harvesting . . . . . . . . 345--352 Eugenio Sinestrari Local and global stability for the solutions of a nonlinear renewal equation . . . . . . . . . . . . . . . . 353--359 Pierangelo Marcati Some considerations on the mathematical approach to nonlinear age dependent population dynamics . . . . . . . . . . 361--370 Richard H. Elderkin Population models with globally age-dependent dynamics: on computing the steady state . . . . . . . . . . . . . . 371--376 Gabriella Di Blasio Asymptotic behavior of an age-structured fish population . . . . . . . . . . . . 377--381 Lea Murphy Density dependent cellular growth in an age structured colony . . . . . . . . . 383--392 Richard M. Feldman and Guy L. Curry A PDE formulation and numerical solution for a boll weevil-cotton crop model . . 393--402 Daniel S. Levine Models of age-dependent predation and cannibalism via the McKendrick equation 403--414 K. P. Hadeler and K. Dietz Nonlinear hyperbolic partial differential equations for the dynamics of parasite populations . . . . . . . . 415--430 Gustaf Gripenberg Stability analysis of a distributed parameter model for the growth of micro-organisms . . . . . . . . . . . . 431--442 G. Adomian Partial differential equations with integral boundary conditions . . . . . . 443--445 Matthew Witten On stochasticity in the Von Foerster hyperbolic partial differential equation system: Further applications to the modeling of an asynchronously dividing cellular system . . . . . . . . . . . . 447--457 J. M. Cushing Bifurcation of time periodic solutions of the McKendrick equations with applications to population dynamics . . 459--478 R. Kannan and V. Lakshmikantham Periodic solutions of nonlinear hyperbolic problems . . . . . . . . . . 479--486 G. F. Webb The semigroup associated with nonlinear age dependent population dynamics . . . 487--497 James C. Frauenthal and Kenneth E. Swick Stability of biochemical reaction tanks 499--506 G. F. D. Duff A special ADI model for the Laplace tidal equations . . . . . . . . . . . . 507--517 W. E. Fitzgibbon Initial boundary value problems for the Carleman equation . . . . . . . . . . . 519--525 Bernard D. Coleman and David R. Owen On the nonequilibrium behavior of solids that transport heat by second sound . . 527--546 Richard Bellman Nonlinear hyperbolic partial differential equations and dynamic programming . . . . . . . . . . . . . . 547--548 Charlie Dey and Suhrit K. Dey Explicit finite difference predictor and convex corrector with applications to hyperbolic partial differential equations . . . . . . . . . . . . . . . 549--557 William J. Layton Stable and unstable numerical boundary conditions for Galerkin approximations to hyperbolic systems . . . . . . . . . 559--566
G. R. Blakley and I. Borosh Modular arithmetic of iterated powers 567--581 E. Loukakis A new backtracking algorithm for generating the family of maximal independent sets of a graph . . . . . . 583--589 A. K. Mitra and Paul Nelson An eigenlength problem arising from a model of patch formation . . . . . . . . 591--593 I. B. Ech-Charif Overall smoothing of first and second derivatives of known functions in a set of points scattered through a domain in the plane $ (R^2) $ . . . . . . . . . . 595--608 A. A. Zenkin Some extensions of Pall's theorem . . . 609--615 Annie Cuyt and Paul van der Cruyssen Abstract Padé-approximants for the solution of a sytem of nonlinear equations . . . . . . . . . . . . . . . 617--624 Erica Jen and Erica Jen and R. P. Srivastav Solving singular integral equations using Gaussian quadrature and overdetermined systems . . . . . . . . . 625--632 Vasant A. Ubhaya Linear time algorithms for convex and monotone approximation . . . . . . . . . 633--643
J. R. Cash The integration of stiff initial value problems in ODEs using modified extended backward differentiation formulae . . . 645--657 Yudell L. Luke and Bing Y. Ting and Jet Wimp Solution of the difference equation for Gauss' hypergeometric function by use of the tau method . . . . . . . . . . . . . 659--668 Jet Wimp Irreducible recurrences and representation theorems for $_3 F_2 (1)$ 669--678 Robert Kalaba and Asher Tishler and Jia Song Wang Decell's finite algorithm for generalized inverses and tests to determine the rank of a matrix . . . . . 679--686 George J. Fix and Max D. Gunzburger and Janet S. Peterson On finite element approximations of problems having inhomogeneous essential boundary conditions . . . . . . . . . . 687--700 Anonymous Announcement and call for papers . . . . 701--701
Leang S. Shieh and Yih T. Tsay and R. E. Yates Block transformations of a class of multivariable control systems to four basic block companion forms . . . . . . 703--714 George B. Purdy A binary algorithm for solving $n$ by $n$ systems of integer equations . . . . 715--719 A. C. Smith One-parameter Jacobi transformations of sequences . . . . . . . . . . . . . . . 721--733 V. Ya. Pan The projective power method for the algebraic eigenvalue problem . . . . . . 735--745 Godfried T. Toussaint The symmetric all-furthest- neighbor problem . . . . . . . . . . . . . . . . 747--754
Anonymous Editorial Board . . . . . . . . . . . . ii--iii Simeon O. Fatunla One leg multistep method for second order differential equation . . . . . . 1--4 E. L. Ortiz and H. Samara Numerical solution of partial differential equations with variable coefficients with an operational approach to the tau method . . . . . . . 5--13 S. Kothari and S. Lakshmivarahan On the concealability of messages by the Williams public-key encryption scheme 15--24 Joel Berman and Masao Mukaidono Enumerating fuzzy switching functions and free Kleene algebras . . . . . . . . 25--35 Robert J. Martin and Gary L. Mullen Reducing multinomial coefficients modulo a prime power . . . . . . . . . . . . . 37--41 F. R. K. Chung On optimal linear arrangements of trees 43--60 P. d'Alessandro and M. Dalla Mora Systems, memory, causality, evolution and recursive equations . . . . . . . . 61--69 Herbert E. Salzer A generalization of Layman--Lotocki\uì exponential interpolation . . . . . . . 71--75 Wilhelm Werner Newton-like methods for the computation of fixed points . . . . . . . . . . . . 77--86 Reuven Chen Solution of location problems with radial cost functions . . . . . . . . . 87--94
Anonymous Hyperbolic partial differential equations . . . . . . . . . . . . . . . 95--95 Miodrag S. Petkovi\'c and Lidija V. Stefanovi\'c The Numerical Stability of the Generalized Root Iterations for Polynomial Zeros . . . . . . . . . . . . 97--106 George H. Ellis and Layne T. Watson A parallel algorithm for simple roots for polynomials . . . . . . . . . . . . 107--121 J. R. Cash Diagonally implicit Runge--Kutta formulae for the numerical integration of nonlinear two-point boundary value problems . . . . . . . . . . . . . . . . 123--137 Diran Sarafyan Continuous approximate solution of ordinary differential equations and their systems . . . . . . . . . . . . . 139--159 Robert Piessens The computation of Bessel functions on a small computer . . . . . . . . . . . . . 161--166 D. J. Abel Comments on ``Detection of connectivity for regions represented by linear quadtrees'' . . . . . . . . . . . . . . 167--170 Elias A. Lipitakis Solving elliptic boundary-value problems on parallel processors by approximate inverse matrix semi-direct methods based on the multiple explicit Jacobi iteration . . . . . . . . . . . . . . . 171--184 T. Mahadeva Rao Conversion of Hensel Codes to rational numbers . . . . . . . . . . . . . . . . 185--189 Ervin Y. Rodin Book reports . . . . . . . . . . . . . . 191--205
Y. Yavin The numerical solution of three stochastic differential games . . . . . 207--234 P. Cherenack Conditions for cubic spline interpolation on triangular elements . . 235--244 S. Balasundaram and P. K. Bhattacharyya A mixed finite element method for fourth order elliptic equations with variable coefficients . . . . . . . . . . . . . . 245--256 Ding Lee and Kenneth R. Jackson and Stanley Preiser An improved implementation of generalized Adams methods for underwater wave propagation problems . . . . . . . 257--263 N. Pitcher and S. McKee Two sided error bounds for discretisation methods in special $q$ th order ordinary differential equations 265--277 Mary W. Cooper and Keyvan Farhangian A dynamic programming algorithm for multiple-choice constraints . . . . . . 279--282 Paul Dierckx Computation of least-squares spline approximations to data over incomplete grids . . . . . . . . . . . . . . . . . 283--289 S. K. Jena and M. N. Mathur Mixed convection flow of a micropolar fluid from an isothermal vertical plate 291--304 Ervin Y. Rodin Book reports . . . . . . . . . . . . . . 305--314
H. Ford and L. R. Hunt and Renjeng Su A simple algorithm for computing canonical forms . . . . . . . . . . . . 315--326 H. Kagiwada and R. Kalaba and N. Rasakhoo and K. Spingarn Numerical experiments using Sukhanov's initial-value method for nonlinear two-point boundary value problems . . . 327--330 Ming-Liang Lin and Ernst Leiss and Bayliss McInnis Division and sign detection algorithms for residue number systems . . . . . . . 331--342 S. C. Choi Two-stage sequential tests for proportions and means with follow-up period . . . . . . . . . . . . . . . . . 343--349 G. W. Wasilkowski Some nonlinear problems are as easy as the approximation problem . . . . . . . 351--363 Vasant A. Ubhaya $O$ ( $n$ ) algorithms for discrete $n$-point approximation by quasi-convex functions . . . . . . . . . . . . . . . 365--368 J. V. Knop and K. Szymanski and N. Trinajsti\'c and P. Krivka Computer generation of all $1$-factors for a class of graphs with all vertices of degree two or three . . . . . . . . . 369--382 P. G. Moschopoulos and W. B. Canada The distribution function of a linear combination of chi-squares . . . . . . . 383--386 M. L. Baart and R. J. Y. McLeod Recursive calculation of curved finite elements stiffness matrices . . . . . . 387--397 Ervin Y. Rodin Book reports . . . . . . . . . . . . . . 399--404
Anonymous Computational techniques and applications conference . . . . . . . . iii--iii A. H. Al-Rabeh A note on the Enright updating technique 405--411 G. Louchard The Brownian excursion area: a numerical analysis . . . . . . . . . . . . . . . . 413--417 L. F. Shampine Stability of explicit Runge--Kutta methods . . . . . . . . . . . . . . . . 419--432 Herbert E. Salzer Confluent general-factorial difference and derivative operators and polynomial-exponential interpolation . . 433--439 Huashu Qin On the controllability of a nonlinear control system . . . . . . . . . . . . . 441--451 Eugene L. Wachspress Split-level iteration . . . . . . . . . 453--456 Eugene L. Wachspress Generalized ADI preconditioning . . . . 457--461 C. L. Cox and G. J. Fix On the accuracy of least squares methods in the presence of corner singularities 463--475 Anonymous Publisher's notice to authors and subscribers . . . . . . . . . . . . . . 477--477
Anonymous Index . . . . . . . . . . . . . . . . . i--i Anonymous Editorial Board . . . . . . . . . . . . iii--iii Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix Matthew Witten Foreword . . . . . . . . . . . . . . . . xi--xii Matthew Witten In memoriam . . . . . . . . . . . . . . xiii--xiii ThomasL. Satty Partial differential equations: an outline . . . . . . . . . . . . . . . . 1--4 T. Petrodulas and R. Aris and R. W. Carr Analysis of the counter-current moving-bed chromatographic reactor . . . 5--34 Bernard D. Coleman On the cold drawing of polymers . . . . 35--65 R. Vichnevetsky and E. C. Pariser High order numerical Sommerfeld boundary conditions: Theory and experiments . . . 67--78 S. K. Dey An implicit numerical solver for nonlinear hyperbolic partial differential equations . . . . . . . . . 79--91 William Layton On the behavior over long time intervals of finite difference and finite element approximations to first order hyperbolic systems . . . . . . . . . . . . . . . . 93--112 C. Begue and O. Pironneau Hyperbolic systems with periodic boundary conditions: an example with Euler equations . . . . . . . . . . . . 113--128 Gary A. Sod A random choice method with application to reaction-diffusion systems in combustion . . . . . . . . . . . . . . . 129--144 D. J. Evans and A. R. Abdullah A new explicit method for the diffusion-convention equation . . . . . 145--154 K. Kunisch and W. Schappacher and G. F. Webb Nonlinear age-dependent population dynamics with random diffusion . . . . . 155--173 J. M. Cushing Global branches of equilibrium solutions of the McKendrick equations for age-structured population growth . . . . 175--188 R. Grimmer and J. Prüss On linear Volterra equations in Banach spaces . . . . . . . . . . . . . . . . . 189--205 P. Marcati On a nonconservative huyperbolic system describing the nonlinear age dependent populations growth . . . . . . . . . . . 207--222 Michel Rascle The Riemann problem for a nonlinear non-strictly hyperbolic system arising in biology . . . . . . . . . . . . . . . 223--238 K. Kreith and C. A. Swanson Kiguradze classes for characteristics initial value problems . . . . . . . . . 239--247 V. Lakshmikantham and S. G. Pandit Periodic solutions of hyperbolic partial differential equations . . . . . . . . . 249--259 Frederick Bloom Systems of nonlinear hyperbolic equations associated with problems of classical electromagnatic theory . . . . 261--279 Richard Bellman and Semyon M. Meerkov Simplified analysis of a hyperbolic system . . . . . . . . . . . . . . . . . 281--282 G. Adomian and G. E. Adomian Cellular systems and aging models . . . 283--291 Marvin Zeman Uniqueness of solutions to the initial-value problem for partial differential equations with multiple characteristics . . . . . . . . . . . . 293--305 Peter A. McCoy Hyperbolic boundary value problems arising from symmetric Poisson processes 307--313 R. C. MacCamy and Eduardo Socolovsky A numerical procedure for the porous media equation . . . . . . . . . . . . . 315--319
István Bencsik and György Michaletzky Prediction and filtration of a partially observed vector ARMA system of first order . . . . . . . . . . . . . . . . . 321--328 Simeon Ola Fatunla One leg hybrid formulas for second-order differential equations . . . . . . . . . 329--333 John W. Barrett and Charles M. Elliott Fixed mesh finite element approximations to a free boundary problem for an elliptic equation with an oblique derivative boundary condition . . . . . 335--345 M. Orlowski On the determination of all pairs of symmetric furthest neighbor vertices of a simple polygon . . . . . . . . . . . . 347--353 V. Pan Fast finite methods for a system of linear inequalities . . . . . . . . . . 355--394 J. R. Cash Block embedded explicit Runge--Kutta methods . . . . . . . . . . . . . . . . 395--409 Timothy N. Phillips and Milton E. Rose A finite difference scheme for a class of first-order elliptic partial differential equations . . . . . . . . . 411--417 Ervin Y. Rodin Book Reports . . . . . . . . . . . . . . 419--420
Anonymous Editorial board . . . . . . . . . . . . ii--ii Anonymous Preface . . . . . . . . . . . . . . . . v--v Gordon McCalla and Nick Cercone Techniques and issues in the design of applied artificial intelligence systems 421--430 J. Glasgow and R. Browse Programming languages for artificial intelligence . . . . . . . . . . . . . . 431--448 Tom Bylander and Sanjay Mittal and B. Chandrasekaran CSRL: a language for expert systems for diagnosis . . . . . . . . . . . . . . . 449--456 N. S. Sridharan and J. L. Bresina Knowledge structures for planning in realistic domains . . . . . . . . . . . 457--480 Robert F. Hadley Shadow: a natural language query analyzer . . . . . . . . . . . . . . . . 481--504 Jay Glicksman Symbiosis in computational vision systems . . . . . . . . . . . . . . . . 505--515 Marlene Jones (Colbourn) Applications of artificial intelligence within education . . . . . . . . . . . . 517--526 Jon Sticklen and B. Chadrasekaran and J. W. Smith and John Svirbely MDX--MYCIN: the MDX paradigm applied to the mycin domain . . . . . . . . . . . . 527--539
Annie Cuyt and Paul Van der Cruyssen Rounding error analysis for forward continued fraction algorithms . . . . . 541--564 Abraham Ungar and H. C. Murrell The differential transform and its application to an electrostatics image problem . . . . . . . . . . . . . . . . 565--572 Beny Neta and Heng-Ming Tai $ L U $ factorization on parallel computers . . . . . . . . . . . . . . . 573--579 Dimitri Hatziavramidis and Hwar-Ching Ku An integral Chebyshev expansion method for boundary-value problems of O.D.E. type . . . . . . . . . . . . . . . . . . 581--586 John Scott Butler The statistical bias of numerically integrated statistical procedures . . . 587--593 M. R. Farmer and G. Loizou Locating multiple zeros interactively 595--603 J. R. Cash Adaptive Runge--Kutta methods for nonlinear two-point boundary value problems with mild boundary layers . . . 605--619 Eugene L. Wachspress Editor's introduction to \booktitleAutomatic indexed calculation of Wachspress' rational finite element functions'' by G. R. Dalton . . . . . . 621--623 G. R. Dalton Automatic indexed calculation of Wachspress' rational finite element functions . . . . . . . . . . . . . . . 625--641
Anonymous Subject index . . . . . . . . . . . . . i--ii Anonymous Author index . . . . . . . . . . . . . . iii--iv Martin H. Schultz and Ding Lee Foreword . . . . . . . . . . . . . . . . vii--vii William A. Von Winkle Introduction . . . . . . . . . . . . . . ix--ix Leopold B. Felsen Give us this day a stable code . . . . . xi--xi Garrett Birkhoff Some mathematical problems of numerical ocean acoustics . . . . . . . . . . . . 643--654 A. Bayliss and C. I. Goldstein and E. Turkel The numerical solution of the Helmholtz Equation for wave propagation problems in underwater acoustics . . . . . . . . 655--665 Vladimir Rokhlin Application of volume integrals to the solution of partial differential equations . . . . . . . . . . . . . . . 667--679 W. F. Ames Invariant solutions of the underwater acoustic wave equation . . . . . . . . . 681--685 L. B. Felsen Numerically efficient spectral representations for guided ocean acoustics . . . . . . . . . . . . . . . 687--698 Henrik Schmidt and Finn B. Jensen Efficient numerical solution technique for wave propagation in horizontally stratified environments . . . . . . . . 699--715 Michael F. Werby and Stanley A. Chin-Bing Some numerical techniques and their use in the extension of $T$-matrix and null-field approaches to scattering . . 717--731 R. Vichnevetsky Propagation and spurious reflection in finite-element approximations of hyperbolic equations . . . . . . . . . . 733--746 Tony F. Chan and Longjun Shen and Ding Lee Difference schemes for the parabolic wave equation in ocean acoustics . . . . 747--754 John A. DeSanto Some computational problems in ocean acoustics . . . . . . . . . . . . . . . 755--763 George J. Fix and Manil Suri Three-dimensional mass-conserving elements for compressible flows . . . . 765--776 Martin H. Schultz Multiple array processors for ocean acoustic problems . . . . . . . . . . . 777--785 Ira B. Bernstein and Timothy M. Smith Geometric acoustics as applied to ocean ranging and improvements . . . . . . . . 787--793 R. B. Evans and K. E. Gilbert Acoustic propagation in a refracting ocean waveguide with an irregular interface . . . . . . . . . . . . . . . 795--805 Ding Lee and Robert M. Kennedy A numerical treatment of a mixed type dynamic motion equation arising from a towed acoustic antenna in the ocean . . 807--816 Gregory A. Kriegsmann A multiscale derivation of a new parabolic equation which includes density variations . . . . . . . . . . . 817--821 Suzanne T. McDaniel Applications of energy methods to finite-difference solutions of the parabolic wave equation . . . . . . . . 823--829 Allan D. Pierce The natural reference wavenumber for parabolic approximations in ocean acoustics . . . . . . . . . . . . . . . 831--841 B. Edward McDonald and W. A. Kuperman Time-domain solution of the parabolic equation including nonlinearity . . . . 843--851 William L. Siegmann and Ding Lee Aspects of three-dimensional parabolic equation computations . . . . . . . . . 853--862 R. N. Baer and D. H. Berman and J. S. Perkins and E. B. Wright A three-dimensional model for acoustic scattering from rough ocean bathymetry 863--871 D. F. St. Mary Analysis of an implicit finite-difference scheme for a third-order partial differential equation in three dimensions . . . . . . 873--885 J. T. Kuo and Y. C. Teng and P. Pecholcs and J. Blair A note on the influence of the elasticity on wave propagation in an acoustic/elastic coupled medium . . . . 887--896
Sung C. Choi Approximate sequential test for the Behrens--Fisher problem . . . . . . . . 897--902 Riaz A. Usmani Some new finite difference methods for computing eigenvalues of two-point boundary-value problems . . . . . . . . 903--909 V. Y. Pan On application of some recent techniques of the design of algebraic algorithms to the sequential and parallel evaluation of the roots of a polynomial and to some other numerical problems . . . . . . . . 911--917 V. Y. Pan The bit complexity of matrix multiplication and of related computations in linear algebra. The segmented $ \lambda $ algorithms . . . . 919--928 Tony F. Chan and Longjun Shen and Ding Lee A stable explicit scheme for the ocean acoustic wave equation . . . . . . . . . 929--936 Germana Peggion and James J. O'Brien An explicit finite-difference scheme for solving the ocean acoustic parabolic wave equation . . . . . . . . . . . . . 937--942 István Bencsik Approximate predictor and filter for partially observed vector ARMA processes 943--947 Michael A. Driscoll and R. P. Srivastav Rational function approximations in the numerical solution of Cauchy-type singular integral equations . . . . . . 949--965 Michael R. Chernick and David M. Wincelberg Time series analysis of the strategic petroleum reserve's brine pipeline test data . . . . . . . . . . . . . . . . . . 967--982 Ervin Y. Rodin Book reports . . . . . . . . . . . . . . 983--986
JoséMario Martínez The projection method for solving nonlinear systems of equations under the ``most violated constraint'' control . . 987--993 I. Babu\vska and R. C. Morgan Composites with a periodic structure: mathematical analysis and numerical treatment . . . . . . . . . . . . . . . 995--1005 Jacques Lanteigne and Claude de Tourreil The mechanical performance of GRP used in electrical suspension insulators . . 1007--1021 Shahram Aivaz-Zadeh Mokari and Epiphane Ramahefarison and Georges Verchery Composite structure analysis with microcomputer using classical and interface finite elements . . . . . . . 1023--1042 M. Bouzidi and P. Duhamel Non-stationary heat conduction in composite slabs with coupling. Application to enclosures: numerical computation of the analytical solution 1043--1055 P. D. Mangalgiri and B. Dattaguru and A. K. Rao Fasteners in composite plates: effects of interfacial friction . . . . . . . . 1057--1068
Zahari Zlatev and Jerzy Wasniewski and Kjeld Schaumburg Exploiting the sparsity in the solution of linear ordinary differential equations . . . . . . . . . . . . . . . 1069--1087 T. R. Walsh On the size of quadtrees generalized to $d$-dimensional binary pictures . . . . 1089--1097 Yu. M. Volin and G. M. Ostrovskii Automatic computation of derivatives with the use of the multilevel differentiating technique-1. Algorithmic basis . . . . . . . . . . . . . . . . . 1099--1114 G. Steven Gipson On bounding the errors in three Runge--Kutta type formulations . . . . . 1115--1125 V. Pan On the complexity of a pivot step of the revised simplex algorithm . . . . . . . 1127--1140
Anonymous Software survey section . . . . . . . . i--iii Anonymous List of Contents . . . . . . . . . . . . ix--xv Anonymous Author index . . . . . . . . . . . . . . xvi--xvi M. S. Abadir and H. K. Reghbati Functional specification and testing of logic circuits . . . . . . . . . . . . . 1143--1153 Joseph JáJá Lower bounds on monotone arithmetic circuits with restricted depths . . . . 1155--1164 Reuven Chen Solution of minimax problems using equivalent differentiable functions . . 1165--1169 Mikhail J. Atallah Some dynamic computational geometry problems . . . . . . . . . . . . . . . . 1171--1181 Riaz A. Usmani and Ravi P. Agarwal An $A$-stable extended trapezoidal rule for the integration of ordinary differential equations . . . . . . . . . 1183--1191 M. de la Sen Multirate digital adaptive control . . . 1193--1210 David H. Tompkins Affine approximation of isoparametric elements . . . . . . . . . . . . . . . . 1211--1225 Michael McKenna and Godfried T. Toussaint Finding the minimum vertex distance between two disjoint convex polygons in linear time . . . . . . . . . . . . . . 1227--1242 Anonymous NBS parallel computer benchmark collection . . . . . . . . . . . . . . . 1243--1243
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Papers to appear in symmetry (Part 2) ix--ix Ervin Y. Rodin Foreword . . . . . . . . . . . . . . . . xi--xii István Hargittai Preface . . . . . . . . . . . . . . . . xiii--xv István Hargittai Limits of perfection . . . . . . . . . . 1--17 Alan L. Mackay But what is symmetry? . . . . . . . . . 19--20 Alan L. Mackay Generalised crystallography . . . . . . 21--37 György Doczi Seen and unseen symmetries: a picture essay . . . . . . . . . . . . . . . . . 39--62 A. L. Loeb Symmetry and modularity . . . . . . . . 63--75 Harold Osborne Symmetry as an aesthetic factor . . . . 77--82 L. Fejes Tóth Symmetry induced by economy . . . . . . 83--91 I. I. Shafranovskii Magic rectangles in the table of the 32 classes of symmetry . . . . . . . . . . 93--96 J. Brandmüller An extension of the Neumann--Minnigerode--Curie principle 97--100 Dana Wilson Symmetry and its ``love--hate'' role in music . . . . . . . . . . . . . . . . . 101--112 Jon Brunvoll and Bjòrg Cyvin and Einar Cyvin and Sven Cyvin and Aage Paus and Martin Stòlevik and Reidar Stòlevik The computerized Soma cube . . . . . . . 113--121 Caroline H. MacGillavry The symmetry of M. C. Escher's ``impossible'' images . . . . . . . . . 123--138 Douglas Dunham Hyperbolic symmetry . . . . . . . . . . 139--153 Heinz Herrmann Asymmetry and symmetry in cellular organization . . . . . . . . . . . . . . 155--167 Philip D. Mannheim Symmetry and spontaneously broken symmetry in the physics of elementary particles . . . . . . . . . . . . . . . 169--183 Ralph H. Bartram Symmetry of point imperfections in solids . . . . . . . . . . . . . . . . . 185--196 B. Pavlovi\'c and N. Trinajsti\'c On symmetry and asymmetry in literature 197--227 Ralph G. Pearson Symmetry rules for chemical reactions 229--236 B. K. Vainshtein Symmetry of biological macromolecules and their associations . . . . . . . . . 237--269 Haruo Hosoya Matching and symmetry of graphs . . . . 271--290 V. Molnar and F. Molnar Symmetry-making and -breaking in visual art . . . . . . . . . . . . . . . . . . 291--301 John G. Harries Symmetry and notation: Regularity and symmetry in notated computer graphics 303--314 Peter Hilton and Jean Pedersen Symmetry in mathematics . . . . . . . . 315--328 Hans Giger Moirés . . . . . . . . . . . . . . . . . 329--361 Werner Witschi Moirés . . . . . . . . . . . . . . . . . 363--378 Yu. A. Urmantsev Symmetry of system and system of symmetry . . . . . . . . . . . . . . . . 379--405 D. W. Crowe The mosaic patterns of H. J. Woods . . . 407--411 Klaus Sander Bilateral symmetry in insects: Could it derive from circular asymmetries during early embryogenesis? . . . . . . . . . . 413--418 Hans Meinhardt Formation of symmetric and asymmetric structures during development of higher organisms . . . . . . . . . . . . . . . 419--433 Roberto Donnini The visualization of music: Symmetry and asymmetry . . . . . . . . . . . . . . . 435--463 A. Gavezzotti and M. Simonetta On the symmetry of periodic structures in two dimensions . . . . . . . . . . . 465--476 Barbara E. Lowrey A space view of a symmetric object . . . 477--485 William B. Jensen Classification, symmetry and the periodic table . . . . . . . . . . . . . 487--510
Anonymous Foreword . . . . . . . . . . . . . . . . vii--vii Anonymous Foreword . . . . . . . . . . . . . . . . vii--vii S. C. Choi Discrimination and classification: Overview . . . . . . . . . . . . . . . . 173--177 W. J. Krzanowski Multiple discriminant analysis in the presence of mixed continuous and categorical data . . . . . . . . . . . . 179--185 Ioannis G. Vlachonikolis On the estimation of the expected probability of misclassification in discriminant analysis with mixed binary and continuous variables . . . . . . . . 187--195 B. J. Murphy and M. A. Moran Parametric and kernel density methods in discriminant analysis: Another comparison . . . . . . . . . . . . . . . 197--207 A. Albert and E. Lesaffre Multiple group logistic discrimination 209--224 Tie-Hua Ng and Ronald H. Randles Distribution-free partial discrimination procedures . . . . . . . . . . . . . . . 225--234 Gregory G. Enas and Sung C. Choi Choice of the smoothing parameter and efficiency of k-nearest neighbor classification . . . . . . . . . . . . . 235--244 M. C. Costanza and T. Ashikaga Monte Carlo study of forward stepwise discrimination based on small samples 245--252 James D. Knoke The robust estimation of classification error rates . . . . . . . . . . . . . . 253--260 G. J. McLachlan Assessing the performance of an allocation rule . . . . . . . . . . . . 261--272 Terence J. O'Neill The variance of the error rates of classification rules . . . . . . . . . . 273--287 D. J. Hand Estimating class sizes by adjusting fallible classifier results . . . . . . 289--299 A. K. Gupta On a classification rule for multiple measurements . . . . . . . . . . . . . . 301--308
J. G. Verwer On the shift parameter in the backward beam method for parabolic problems for preceding times . . . . . . . . . . . . 309--318 Miroslav Morhác Precise deconvolution using the Fermat number transform . . . . . . . . . . . . 319--329 Wilhelm Werner Iterative solution of systems of nonlinear equations based upon quadratic approximations . . . . . . . . . . . . . 331--343 S. Thompson and P. G. Tuttle Benchmark fluid flow problems for continuous simulation languages . . . . 345--351
Jianqin Mao Optimal orthonormalization of the strapdown matrix by using singular value decomposition . . . . . . . . . . . . . 353--362
Claude Lacombe and Claude Bédard Interpolation function of a general triangular mid-edge finite element . . . 363--373 Anonymous Erratum . . . . . . . . . . . . . . . . 375--375
Kh. S. Mamedov Crystallographic patterns . . . . . . . 511--529 Norman H. Gray Symmetry in a natural fracture pattern: the origin of columnar joint networks 531--545 V. I. Sokolov Chirality in the world of stereochemistry . . . . . . . . . . . . 547--563 Marjorie Senechal Geometry and crystal symmetry . . . . . 565--578 H. S. M. Coxeter The generalized Petersen graph G(24, 5) 579--583 Zdenek Slanina An interplay between the phenomenon of chemical isomerism and symmetry requirements: a perennial source of stimuli for molecular-structure concepts, as well as for algebraic and computational chemistry . . . . . . . . 585--616 Lee M. Johnson Milton's mathematical symbol of theodicy 617--627 Arthur L. Loeb Symmetry in court and country dance . . 629--639 Branko Grünbaum and Zdenka Grünbaum and G. C. Shepard Symmetry in Moorish and other ornaments 641--653 Jay Kappraff The geometry of coastlines: a study in fractals . . . . . . . . . . . . . . . . 655--671 Doris Schattschneider In black and white: how to create perfectly colored symmetric patterns . . 673--695 Zvonimir B. Maksi\'c Symmetry, hybridization and bonding in molecules . . . . . . . . . . . . . . . 697--723 Erzsébet Rózsa Symmetry in Muslim arts . . . . . . . . 725--750 Konrad Fichtner Non-space-group symmetry in crystallography . . . . . . . . . . . . 751--762 Carl W. David Voronoi polyhedra and the docking problem . . . . . . . . . . . . . . . . 763--766 Dorothy K. Washburn Pattern symmetry and colored repetition in cultural contexts . . . . . . . . . . 767--781 J. Brandmüller and B. Hrouda and A. V. Wickede Symmetry in archaeology . . . . . . . . 783--787 Reidar Stòlevik and Jon Brunvoll and Bjòrg Cyvin and Sven Cyvin Strange patterns generated from simple rules with possible relevance to crystallization and other phenomena . . 789--801 A. L. MacKay and J. Klinowski Towards a grammar of inorganic structure 803--824 A. T. Fomenko Symmetries of soap films . . . . . . . . 825--834 Agnes Denes Notes on a visual philosophy . . . . . . 835--848 Riichirô Chûjô Symmetry in polymer science . . . . . . 849--857 S. J. Cyvin and I. Gutman Kekulé structures and their symmetry properties . . . . . . . . . . . . . . . 859--876 Raanan Liebermann The gapon formalism . . . . . . . . . . 877--881 Peter Scharfenberg On symmetries in the graphic art of Horst Barting . . . . . . . . . . . . . 883--893 ekabs Zvilna Colored symmetries in space-time . . . . 895--910, IN1, 911 Jay Kappraff A course in the mathematics of design 913--948 Emil Makovicky Symmetrology of art: coloured and generalized symmetries . . . . . . . . . 949--980 L. A. Cummings A recurring geometrical pattern in the early renaissance imagination . . . . . 981--997 Alexandru T. Balaban Symmetry in chemical structures and reactions . . . . . . . . . . . . . . . 999--1020 I. Hargittai and B. Chamberland The VSEPR model of molecular geometry 1021--1038 Denis Blackmore The mathematical theory of chaos . . . . 1039--1045
Anonymous Index . . . . . . . . . . . . . . . . . i--i Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix Luping Huang and Tai-Ping Liu A conservative, piecewise-steady difference scheme for transonic nozzle flow . . . . . . . . . . . . . . . . . . 377--388 Boris A. Kupershmidt Discretization of ideal fluid dynamics in the Eulerian representation . . . . . 389--412 H. C. Yee Linearized form of implicit TVD schemes for the multidimensional Euler and Navier--Stokes equations . . . . . . . . 413--432 D. Marchesin and P. J. Paes-Leme A Riemann problem in gas dynamics with bifurcation . . . . . . . . . . . . . . 433--455 G. Perla Menzala Scattering properties of wave equations with time-dependent potentials . . . . . 457--475 Frederick Bloom The influence of nonlinear conduction on singularity formation in the intense plane-wave, nonlinear dielectric interaction problem . . . . . . . . . . 477--489 O. Diekmann and H. J. A. M. Heijmans and H. R. Thieme On the stability of the cell-size distribution II: Time-periodic developmental rates . . . . . . . . . . 491--512 J. M. Cushing Periodic McKendrick equations for age-structered population growth . . . . 513--526 G. F. Webb Logistic models of structured population growth . . . . . . . . . . . . . . . . . 527--539 Pierangelo Marcati Abstract stability theory and applications to hyperbolic equations with time dependent dissipative force fields . . . . . . . . . . . . . . . . . 541--550 Peter A. McCoy Singularities of hyperbolic PDEs in two complex variables . . . . . . . . . . . 551--556 G. Adomian and N. Bellomo On the Tricomi problem . . . . . . . . . 557--563 William Layton High-accuracy finite-element methods for positive symmetric systems . . . . . . . 565--579 Laurence A. Bales Higher-order single-step fully discrete approximations for nonlinear second-order hyperbolic equations . . . 581--604 Ohannes A. Karakashian Galerkin single-step methods for second-order hyperbolic equations . . . 605--613 W. B. Lindquist Construction of solutions for two-dimensional Riemann problems . . . . 615--630 Glenn Webb Review of \booktitleTrends in Theory and Practice of Nonlinear Differential Equations, Lecture Notes in Pure and Applied Mathematics: Vol. 90, Marcel Dekker, Inc., New York and Basel, 1984, V. Lakshmikantham, Ed. . . . . . . . . . 631--631 Kevin P. Meade Review of \booktitleNonlinear Partial Differential Equations in Engineering and Applied Science, Lecture Notes in Pure and Applied Mathematics: Vol. 54, Marcel Dekker, Inc., New York and Basel, 1984, R. L. Sternberg, A. J. Kalinowski and J. S. Papadakis, Eds. . . . . . . . 631--632 Kevin P. Meade Book Review: \booktitleReview of PDE software: Modules, interfaces and systems: Elsevier Science Publishing Company, Inc., New York, 1984, B. Engquist and T. Smedsaas, Eds. . . . . . 632--632
Anonymous List of contents and author index volume 12B, 1986 . . . . . . . . . . . . . . . i--v, vii Eduardo L. Ortiz Professor Yudell L. Luke: From tables to algorithms . . . . . . . . . . . . . . . 1047--1052 A. H. Ahmed and K. Wright Error estimation for collocation solution of linear ordinary differential equations . . . . . . . . . . . . . . . 1053--1059 C. A. Brebbia and D. Nardini Solution of parabolic and hyperbolic time dependent problems using boundary elements . . . . . . . . . . . . . . . . 1061--1072 P. L. Butzer and W. Engels and U. Wipperfürth An extension of the dyadic calculus with fractional order derivatives: General theory . . . . . . . . . . . . . . . . . 1073--1090 C. W. Clenshaw and Daniel W. Lozier and Frank W. J. Olver and P. R. Turner Generalized Exponential and Logarithmic Functions . . . . . . . . . . . . . . . 1091--1101 S. W. Ellacott A survey of Faber methods in numerical approximation . . . . . . . . . . . . . 1103--1107 S. O. Fatunla Numerical treatment of singular initial value problems . . . . . . . . . . . . . 1109--1115 G. Ben-yu and A. R. Mitchell and B. D. Sleeman Spatial effects in a two-dimensional model of the budworm-balsam fir ecosystem . . . . . . . . . . . . . . . 1117--1132 W. Haussmann and K. Zeller Approximate Zolotarev polynomials . . . 1133--1140 J. D. Lambert A stable sequence of steplengths for Euler's rule applied to stiff systems of differential equations . . . . . . . . . 1141--1151 K. M. Liu and E. L. Ortiz Numerical solution of eigenvalue problems for partial differential equations with the Tau-lines method . . 1153--1168 H. H. Kagiwada and R. Kalaba and K. Spingarn Automatic solution of nonlinear integral equations . . . . . . . . . . . . . . . 1169--1184 E. Marchi Cooperative equilibrium . . . . . . . . 1185--1186 G. Marsaglia The incomplete $ \Gamma $ function as a continuous Poisson distribution . . . . 1187--1190 G. Meinardus An approximation theoretic alternative to asymptotic expansions for special functions . . . . . . . . . . . . . . . 1191--1201 Y. Martinez and A. Pham Ngoc Dinh A generalization of Tikhonov's regularization of zero and first order 1203--1208 J. J. H. Miller Optimal uniform difference schemes for linear initial-value problems . . . . . 1209--1215 J. J. Modi and J. D. Pryce Mobile Jacobi schemes for parallel computation . . . . . . . . . . . . . . 1217--1224 E. L. Ortiz and K.-S. Pun A bidimensional tau-elements method for the numerical solution of nonlinear partial differential equations with an application to Burgers' equation . . . . 1225--1240 R. Piessens and M. Branders Computation of Fourier and Laplace transforms of singular functions using modified moments . . . . . . . . . . . . 1241--1248 P. Rabinowitz A stable Gauss--Kronrod algorithm for Cauchy principal-value integrals . . . . 1249--1254 T. J. Rivlin Optimal recovery of multivariate contractions . . . . . . . . . . . . . . 1255--1258 F. Robert Machine iteration for a linear function 1259--1274 R. Rodríguez and P. E. Zadunaisky A stable method to estimate perturbations in differential equations 1275--1286 L. F. Shampine Conservation laws and the numerical solution of ODEs . . . . . . . . . . . . 1287--1296 K. Wang and P. J. Davis Group matrices for the quaternion and generalized dihedral groups . . . . . . 1297--1301
Anonymous The research contributions of Richard Bellman . . . . . . . . . . . . . . . . 633--651 K. J. Åström and A. Helmersson Dual control of an integrator with unknown gain . . . . . . . . . . . . . . 653--662 N. Bellomo and R. Riganti Time evolution and fluctuations of the probability density and entropy function for a class of nonlinear stochastic systems in mathematical physics . . . . 663--675 E. Beretta and V. Capasso On the general structure of epidemic systems. Global asymptotic stability . . 677--694 Kenneth L. Cooke and Joseph Wiener Stability regions for linear equations with piecewise continuous delay . . . . 695--701 E. D. Denman Invariant imbedding, scattering processes and projectors in systems . . 703--717 Augustine O. Esogbue and Nazir A. Warsi A high-level computing algorithm for diverging and converging branch nonserial dynamic programming systems 719--732 V. Faber and Thomas A. Manteuffel and Andrew B. White, Jr. and G. Milton Wing Asymptotic behavior of singular values and singular functions of certain convolution operators . . . . . . . . . 733--747 Yasuhiro Fujita and Makiko Nisio Nonlinear semigroups associated with optimal stopping of controlled diffusions under partial observation . . 749--760 Svetoslav D. Gaidov Nash-equilibrium in stochastic differential games . . . . . . . . . . . 761--768 Michael J. Hartley Calibration of macroeconomic models with incomplete data --- a systems approach 769--775 Lawrence Hendler and Stephen S. Friedland Image plane holography for holographic presentation of a three-dimensional data base . . . . . . . . . . . . . . . . . . 777--784 Harriet H. Kagiwada and Robert E. Kalaba The work of Richard Bellman --- I. Optimization . . . . . . . . . . . . . . 785--790 J.-T. Lim and S. M. Meerkov Distributed communications in collision channels with errors . . . . . . . . . . 791--802 Aage R. Mòller Systems identification using pseudorandom noise applied to a sensorineural system . . . . . . . . . . 803--814 Curtis Outlaw and Leroy Derr and Diran Sarafyan A sixth-order imbedded Runge--Kutta algorithm with continuously variable weights . . . . . . . . . . . . . . . . 815--824 Hagop Panossian Richard Bellman and stochastic control systems . . . . . . . . . . . . . . . . 825--829 Robert S. Roth Quasilinearization and terminal observation . . . . . . . . . . . . . . 831--838
Yuval Lirov and Michael W. Vannier System analysis of stereotactic neurosurgery based on CT scans . . . . . 839--858 Jerry L. Bona and Vassilios A. Dougalis and Ohannes A. Karakashian Fully discrete Galerkin methods for the Korteweg--de Vries equation . . . . . . 859--884 L. F. Shampine Global error estimation with one-step methods . . . . . . . . . . . . . . . . 885--894
Apostolos Gerasoulis The singular value decomposition of the Gauss--Chebyshev and Lobatto--Chebyshev methods for Cauchy Singular Integral Equations . . . . . . . . . . . . . . . 895--907 J. F. Andrus Differential inequalities and their application to a convergence proof of quasilinearization . . . . . . . . . . . 909--919 P. L. Butzer and W. Engels and U. Wipperfürth An extension of the dyadic calculus with fractional order derivatives. Further theory and applications . . . . . . . . 921--943 Anonymous Book reports . . . . . . . . . . . . . . 945--949
M. S. Petkovi\'c and G. V. Milovanovi\'c and L. V. Stefanovi\'c Some higher-order methods for the simultaneous approximation of multiple polynomial zeros . . . . . . . . . . . . 951--962 C. F. Chen and G. Freeman A new formula for partial fraction expansion of a transfer matrix . . . . . 963--968 J. Angeles and M. A. Alvarado and A.-R. Mansouri A spline-based method of solution of nonlinear two-point boundary-value problems . . . . . . . . . . . . . . . . 969--985 M. Head-Gordon and P. Piela Parallel algorithms for solving linear equations using Givens transformations 987--990 A. W. Leung and D. A. Murio $ L_2 $ convergence for positive finite-difference solutions of the diffusive logistic equation in two-dimensional bounded domains . . . . 991--1005 J. R. Dormand and P. J. Prince Runge--Kutta triples . . . . . . . . . . 1007--1017
W. S. Yousif and D. J. Evans An iterative algorithm for the solution of a tridiagonal linear system of equations . . . . . . . . . . . . . . . 1019--1027 J. R. Cash Numerical integration of non-linear two-point boundary-value problems using iterated deferred corrections --- I: a survey and comparison of some one-step formulae . . . . . . . . . . . . . . . . 1029--1048 J. J. Miñambres and M. de la Sen Application of numerical methods to the acceleration of the convergence of the adaptive control algorithms: the one-dimensional case . . . . . . . . . . 1049--1056 A. Boyarsky Computer orbits . . . . . . . . . . . . 1057--1064 R. W. Lardner and H. M. Cekirge and N. Gunay Numerical solution of the two-dimensional tidal equations using the method of characteristics . . . . . 1065--1080 H. M. Cekirge and R. W. Lardner and R. J. Fraga Adaptation of the solution of the two-dimensional tidal equations using the method of characteristics to wind-induced currents and storm surges 1081--1090
R. Kalaba and L. Tesfatsion Automatic differentiation of functions of derivatives . . . . . . . . . . . . . 1091--1103 D. Bini and V. Pan Fast parallel algorithms for polynomial division over an arbitrary field of constants . . . . . . . . . . . . . . . 1105--1118 G. Adomian Solution of the Navier--Stokes equation --- I . . . . . . . . . . . . . . . . . 1119--1124 S. Thompson Remarks on the choice of a stiff ordinary differential equation solver 1125--1141 R. P. Agarwal and Y. M. Chow Finite-difference methods for boundary-value problems of differential equations with deviating arguments . . . 1143--1153 W. Schneider A simple technique for adding tension to parabolic blending interpolation . . . . 1155--1160
Anonymous List of contents and author index volume 12A, 1986 . . . . . . . . . . . . . . . i--x A. Srivastava and S. L. Paveri-Fontana Numerical experiments on the rational Runge--Kutta method . . . . . . . . . . 1161--1170 H. S. Qin Some sufficient conditions for occurring bifurcation . . . . . . . . . . . . . . 1171--1182 S. Thompson The effect of partial pivoting in sparse ordinary differential equation solvers 1183--1191 A. Kharab A numerical solution of a free-boundary problem on the unsaturated flow of liquids in porous media . . . . . . . . 1193--1200 K. S. Parihar and M. P. Ramachandran Piecewise cubic interpolatory polynomials and approximate solution of singular integral equations . . . . . . 1201--1215 V. Pan and J. Reif Fast and efficient linear programming and linear least-squares computations 1217--1227
Anonymous Editorial Board . . . . . . . . . . . . iii--iii Anonymous Foreword . . . . . . . . . . . . . . . . vii--vii Anonymous Preface . . . . . . . . . . . . . . . . ix--x M. Corless and G. Leitmann and J. M. Skowronski Adaptive control for avoidance or evasion in an uncertain environment . . 1--11 E. A. Galperin and J. M. Skowronski pursuit--evasion differential games with uncertainties in dynamics . . . . . . . 13--35 J. M. Skowronski and R. J. Stonier The Barrier in a pursuit--evasion game with two targets . . . . . . . . . . . . 37--45 M. Pachter and T. Miloh The geometric approach to the construction of the barrier surface in differential games . . . . . . . . . . . 47--67 M. Pachter Simple-motion pursuit--evasion in the half plane . . . . . . . . . . . . . . . 69--82 S. Gutman and M. Esh and M. Gefen Simple linear pursuit--evasion games . . 83--95 M. D. Ardema and N. Rajan An approach to three-dimensional aircraft pursuit--evasion . . . . . . . 97--110 U. R. Prasad and N. Rajan Aircraft pursuit--evasion problems with variable speeds . . . . . . . . . . . . 111--121 J. Shinar and A. Davidovitz A two-target game analysis in line-of-sight coordinates . . . . . . . 123--140 Y. Yavin A stochastic two-target pursuit--evasion differential game with three players moving in a plane . . . . . . . . . . . 141--149 A. W. Merz Stochastic guidance laws in satellite pursuit--evasion . . . . . . . . . . . . 151--156 B. Järmark On closed-loop controls in pursuit--evasion . . . . . . . . . . . . 157--166 K. Moritz and R. Polis and K. H. Well pursuit--evasion in medium-range air-combat scenarios . . . . . . . . . . 167--180 W. L. Chan and S. K. Ng Partially observable linear--quadratic stochastic pursuit--evasion games . . . 181--189 Y. Yavin Pursuit--evasion differential games with deception or interrupted observation . . 191--203 P. Bernhard and A.-L. Colomb and G. P. Papavassilopoulos Rabbit and hunter game: Two discrete stochastic formulations . . . . . . . . 205--225 H.-C. Lai and K. Tanaka An $n$-person noncooperative discounted vector valued dynamic game with a stopped set . . . . . . . . . . . . . . 227--237 T. Basar and P. R. Kumar On worst case design strategies . . . . 239--245 S.-I. Aihara and A. Bagchi Linear--quadratic stochastic differential games for distributed parameter systems . . . . . . . . . . . 247--259 E. Y. Rodin and Y. Lirov and S. Mittnik and B. G. McElhaney and L. Wilbur Artificial intelligence in air combat games . . . . . . . . . . . . . . . . . 261--274 E. Y. Rodin A pursuit--evasion bibliography --- Version 1 . . . . . . . . . . . . . . . 275--340
Anonymous Editorial: Software survey section . . . i--iii M. de la Sen and C. Gil-Aguirrebeitia A stable adaptive control design for discrete plants with unmodelled dynamics 341--350 S. Goyal and S. M. Serbin A class of Rosenbrock-type schemes for second-order nonlinear systems of ordinary differential equations . . . . 351--362 C. Asmuth An application of group representation theory to picture recognition . . . . . 363--365 F. D. van Niekerk Non-linear one-step methods for initial value problems . . . . . . . . . . . . . 367--371 A. H. Al-Rabeh A variable parameter embedded Dirk algorithm for the numerical integration of stiff systems of ODEs . . . . . . . . 373--379 D. A. Murio Automatic numerical differentiation by discrete mollification . . . . . . . . . 381--386 G. A. Baker and W. N. Jureidini A nonstandard finite element method for the stationary two-dimensional Navier--Stokes equations . . . . . . . . 387--400 M. Orlowski and M. Pachter Linear programming in $ R^3 $ and the skeleton and largest incircle of a convex polygon . . . . . . . . . . . . . 401--405 Anonymous Book reports . . . . . . . . . . . . . . 407--412
H. K. Reghbati Foreword . . . . . . . . . . . . . . . . vii--vii M. S. Abadir and H. K. Reghbati Functional test generation using binary decision diagrams . . . . . . . . . . . 413--430 K. K. Saluja and L. Shen and S. Y. H. Su A simplified algorithm for testing microprocessors . . . . . . . . . . . . 431--441 W.-T. Cheng and J. H. Patel Testing in two-dimensional iterative logic arrays . . . . . . . . . . . . . . 443--454 S. Mouradd and J. L. A. Hughes and E. J. McCluskey Effectiveness of single fault tests to detect multiple faults in parity trees 455--459 S. Xu and S. Y. H. Su A systematic technique for detecting and locating bridging and stuck-at faults in I/O pins of LSI/VLSI chips . . . . . . . 461--474 S. B. Akers The use of linear sums in exhaustive testing . . . . . . . . . . . . . . . . 475--483 K. K. Chau and C. R. Kime Selective I/O scan: a diagnosable design technique for VLSI systems . . . . . . . 485--502 K. K. Saluja and H. Fujiwara and K. Kinoshita A testable design of programmable logic arrays with universal control and minimal overhead . . . . . . . . . . . . 503--517 M. S. Abadir and M. A. Breuer Test schedules for VLSI circuits having built-in test hardware . . . . . . . . . 519--536 T. Sridhar and D. S. Ho and T. J. Powell and S. M. Thatte Analysis and simulation of parallel signature analyzers . . . . . . . . . . 537--545 B. Bose $2$-dimensional arithmetic residue check codes . . . . . . . . . . . . . . . . . 547--554 N. K. Jha and J. A. Abraham Techniques for efficiently implementing totally self-checking checkers in MOS technology . . . . . . . . . . . . . . . 555--566 A. K. Somani and V. K. Agarwal Diagnosis in hybrid fault situations under aim and a unified t-characterization theorem . . . . . . . 567--576 M. S. Krishnamoorthy and B. Krishnamurthy Fault diameter of interconnection networks . . . . . . . . . . . . . . . . 577--582
Anonymous Editorial: Software survey section . . . i--iii S. R. Wu and J. T. Oden Convergence and error estimates for finite element solutions of elastohydrodynamic lubrication . . . . . 583--593 J. Letessier The numerical resolution of birth and death Kolmogorov equations . . . . . . . 595--600 K. Ranai and C. Pursglove and P. H. Leng Optimal file allocation in a loop topology local area network . . . . . . 601--610 H. Zedan An AN-stable Rosenbrock-type method for solving stiff differential equations . . 611--615 B. Codenotti and P. Favati Low rank modifications of Jacobi and JOR iterative methods . . . . . . . . . . . 617--621 R. de Villiers and C. J. Wright and Y. Yavin A stochastic pursuit--evasion differential game in $3$-D: Optimal evasion strategies . . . . . . . . . . . 623--630 B. Codenotti and P. Favati Iterative methods for the parallel solution of linear systems . . . . . . . 631--633 G. S. Gipson An effective difference scheme for quasilinear diffuion . . . . . . . . . . 635--646 C. G. Hamner and D. W. Turner and D. M. Young Comparisons of several graphical methods for representing multivariate data . . . 647--655 Anonymous Book reports . . . . . . . . . . . . . . 657--659
Anonymous Editorial: Software survey section . . . i--iii A. Tanikawa and H. Mukai New Lagrangian function for nonconvex primal-dual decomposition . . . . . . . 661--676 S. Thompson Stability of some continuously imbedded Runge--Kutta methods of Sarafyan . . . . 677--680 G. Lotti A parallel perturbed biharmonic solver 681--686 F. Brossier Asymptotic behaviour of the perturbation of a given mean flow . . . . . . . . . . 687--709 T. A. Foley Interpolation and approximation of $3$-D and $4$-D scattered data . . . . . . . . 711--740
Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix G. Adomian A general approach to solution of partial differential equation systems 741--747 G. F. Webb Dynamics of structured populations with inherited properties . . . . . . . . . . 749--757 H. Wu and P. J. H. Sharpe and E. J. Rykiel, Jr. Age-size population dynamics: Derivation of a general matrix methodology . . . . 759--766 W. E. Fitzgibbon A hyperbolic system from a neural transmission model . . . . . . . . . . . 767--769 G. A. Sod A dictionary approach to reaction-diffusion systems with nonlinear diffusion coefficients . . . . 771--783 O. A. Karakashian Runge--Kutta--Nyström methods for hyperbolic problems with time-dependent coefficients . . . . . . . . . . . . . . 785--800 C. Bardos and V. Cea and P. Grisvard Error estimates related to singular perturbations of first-order equations and systems . . . . . . . . . . . . . . 801--829 A. R. B. Abdullah and D. J. Evans A new strategy for solving second-order hyperbolic equations using asymmetric formulae . . . . . . . . . . . . . . . . 831--838 S. S. Hu and X. M. Shao Adaptive hybridized spline differentiators for numerical solution of the advection equation . . . . . . . 839--849 G. Toscani and N. Bellomo The Enskog--Boltzmann equation in the whole space $ R^3 $: Some global existence, uniqueness and stability results . . . . . . . . . . . . . . . . 851--859 F. Bloom A condition implying the global existence of $ C^1 $ solutions for a class of nonlinear transmission lines 861--879 B. A. Kupershmidt Cylindrically invariant flows in relativistic fluid dynamics . . . . . . 881--887 N. Iraniparast Qualitative behaviour of solutions of the Goursat problem for hyperbolic differential equations . . . . . . . . . 889--900 E. Venturino Nonlinearly interacting age-dependent populations . . . . . . . . . . . . . . 901--911 R. Elderkin Book Review: \booktitleTheory of nonlinear age-dependent population dynamics (Monographs and textbooks in pure and applied mathematics, vol. 89): By G. F. Webb. Dekker, New York (1985). vi + 294 pp. \$65.00} . . . . . . . . . 913--915
Anonymous Editorial: Software survey section . . . i--iii Anonymous List of contents and author index volume 13, 1987 . . . . . . . . . . . . . . . . i--ix B. Pourbabai Markovian queueing systems with retrials and heterogeneous servers . . . . . . . 917--923 P. A. Farrell Uniform and optimal schemes for stiff initial-value problems . . . . . . . . . 925--936 J. R. Dormand and P. J. Prince Runge--Kutta--Nystrom triples . . . . . 937--949 P. J. Szab\lowski Stochastic approximation with dependent disturbances --- I . . . . . . . . . . . 951--972 P. J. Szab\lowski Generalized laws of large numbers and auxiliary results concerning stochastic approximation with dependent disturbances --- II . . . . . . . . . . 973--987
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Software survey section . . . . . . . . i--v E. Y. Rodin Foreword . . . . . . . . . . . . . . . . vii--vii B. A. Fusaro Mathematics and the microcomputer . . . 1--2 F. J. Hickernell and W. Proskurowski Design of a calculus microcomputer laboratory . . . . . . . . . . . . . . . 3--24 J. L. Van Iwaarden The computer as a teaching tool in ordinary differential equations . . . . 25--32 R. E. Myers Fundamental concepts of microcomputer graphics . . . . . . . . . . . . . . . . 33--42 G. Williams The microcomputer in linear algebra . . 43--52 L. B. Rall An introduction to the scientific computing language Pascal-SC . . . . . . 53--69 F. S. Gordon and S. P. Gordon Microcomputer graphics for statistical education . . . . . . . . . . . . . . . 71--80
Anonymous Editorial: Software survey section . . . i--iii A. Gerasoulis and R. P. Srivastav The stability of the Gauss--Chebyshev method for Cauchy singular integral equations . . . . . . . . . . . . . . . 81--90 A. E. Ali Mathematical modelling of side-looking radar imaging geometry and errors . . . 91--117 J. He Practical stability of discontinuous large-scale systems . . . . . . . . . . 119--125 G. Subramanian and C. V. Raghava Rao and K. Pramadavalli A circular cylinder in a flow field with parabolic velocity distribution --- a numerical study . . . . . . . . . . . . 127--132 R. Pérez-Gómez The four regular mosaics missing in the Alhambra . . . . . . . . . . . . . . . . 133--137 P. L. Mills and S. Lai and M. P. Dudukovi\'c and P. A. Ramachandran Comparison of solution methods for a mathematical model of dilute solute mass transfer with chemical reaction on a nonuniform surface . . . . . . . . . . . 139--151
Anonymous Software survey section . . . . . . . . i--iii S. V. R. Rao and K. F. Willis Micro-computer applications in environmental engineering . . . . . . . 153--156 J. G. Reid Normal functions of normal random variables . . . . . . . . . . . . . . . 157--160 D. J. Hand A shrunken leaving-one-out estimator of error rate . . . . . . . . . . . . . . . 161--167 W. S. Yousif and D. J. Evans The modified alternating group explicit (MAGE) algorithm for solving tridiagonal linear equations . . . . . . . . . . . . 169--172 S. S. Al-Fedaghi The two-row constraints realization problem . . . . . . . . . . . . . . . . 173--183 A. Vanderbauwhede Note on a paper by H. S. Qin . . . . . . 185--187 U. Eckhardt and M. G. El Sheikh A Fourier method for initial value problems with mixed boundary conditions 189--199 A. de Palma and C. Lef\`evre and M. Ben-Akiva A dynamic model of peak period traffic flows and delays in a corridor . . . . . 201--223 W. S. Yousif and D. J. Evans Application of the AGE algorithm to the SLOR and ADI methods . . . . . . . . . . 225--228 Anonymous Book reports . . . . . . . . . . . . . . 229--232
Anonymous Editorial: Software survey section . . . i--iii Adam W. Bojanczyk and Richard P. Brent A systolic algorithm for extended GCD computation . . . . . . . . . . . . . . 233--238 D. Greenspan Quasimolecular modeling of cavity flow 239--248 L. Mansfield Finite element approximation of stationary interior viscous flow problems . . . . . . . . . . . . . . . . 249--254 L. F. Shampine Interpolation for variable order, Runge--Kutta methods . . . . . . . . . . 255--260 C. Chiccoli and S. Lorenzutta and G. Maino A numerical method for generalized exponential integrals . . . . . . . . . 261--268 J. W. Seaman, Jr. and D. W. Turner and D. M. Young Polyhedron graphs for displaying multivariate data . . . . . . . . . . . 269--277 T. C. E. Cheng Minimizing the maximum deviation of job completion time about a common due-date 279--283 V. Pan Algebraic complexity of computing polynomial zeros . . . . . . . . . . . . 285--304
E. Y. Rodin Foreword . . . . . . . . . . . . . . . . vii--vii D. Lee and S. T. McDaniel Preface . . . . . . . . . . . . . . . . ix--ix Anonymous Introduction . . . . . . . . . . . . . . 305--307 Anonymous Ocean acoustic wave propagation problems 309--316 Anonymous Finite difference schemes . . . . . . . 317--325 Anonymous Initial and boundary conditions . . . . 327--340 Anonymous Range step size analysis . . . . . . . . 341--349 Anonymous Wide-angle capability . . . . . . . . . 351--360 Anonymous Applicable solution methods other than the implicit finite difference scheme 361--368 Anonymous Representative test examples . . . . . . 369--383 Anonymous Listing of computer codes . . . . . . . 385--419 Anonymous Reference citation index . . . . . . . . 421--421 Anonymous Subject index . . . . . . . . . . . . . 423--423
Anonymous Editorial: Software survey section . . . i--iii B. Codenotti and P. Favati New techniques for the solution of linear systems by iterative methods . . 425--428 M. de la Sen A discrete stable robust MRAC design with an extra adaptation parameter . . . 429--435 X. Ying and I. N. Katz A uniform formulation for the calculation of stress singularities in the plane elasticity of a wedge composed of multiple isotropic materials . . . . 437--458 E. Greenwell Yanik A discrete maximum principle for collocation methods . . . . . . . . . . 459--464 H. P. Singh and D. D. Tripathi and R. B. Mishra The structure of magnetized rotating polytropes . . . . . . . . . . . . . . . 465--469 L. S. Shieh and S. Ganesan and J. M. Navarro Transformations of a class of time-varying multivariable control systems to block companion forms . . . . 471--477 M. S. Petkovi\'c Some interval iterations for finding a zero of a polynomial with error bounds 479--495 G. Adomian Semilinear wave equations . . . . . . . 497--499 Anonymous Book reports . . . . . . . . . . . . . . 501--503
Anonymous Editorial: Software survey section . . . i--iii R. Seydel New methods for calculating the stability of periodic solutions . . . . 505--510 H. P. Singh and D. D. Tripathi and R. B. Mishra Finite-difference methods for boundary value problems at high Grashof number 511--518 R. P. Agarwal and R. C. Gupta Linear methods for differential equations of Sobolev type . . . . . . . 519--525 C.-A. Wang Multiple numerical solutions of buoyancy induced flows of a vertical ice wall melting in saturated porous media . . . 527--540 C. S. Yang and J. F. Wang and J. Y. Lee and F. T. Boesch Reliability properties of the hypercube network . . . . . . . . . . . . . . . . 541--548 H. Brunner Implicit Runge--Kutta--Nyström methods for general second-order Volterra integro-differential equations . . . . . 549--559 W. W. Hager Bidiagonalization and diagonalization 561--572 D. J. Hand and G. M. Fitzmaurice Error rate estimation by mixture decomposition . . . . . . . . . . . . . 573--578
Anonymous Editorial: Software survey section . . . i--iii T. C. E. Cheng Optimal total-work-content-power due-date determination and sequencing 579--582 V. A. Ubhaya An $O$ ( $n$ ) algorithm for least squares quasi-convex approximation . . . 583--590 V. Pan Sequential and parallel complexity of approximate evaluation of polynomial zeros . . . . . . . . . . . . . . . . . 591--622 H. P. Singh and D. D. Tripathi and R. B. Mishra Structure of a point heat source near an interface . . . . . . . . . . . . . . . 623--627 L. S. Shieh and S. R. Lian and C. B. Park and N. P. Coleman Fast and stable recursive algorithms for continuous-time and discrete-time model conversions . . . . . . . . . . . . . . 629--644 K. Ranai Simulation performance of information placement strategies . . . . . . . . . . 645--654 E. Y. Rodin Letters to the editor . . . . . . . . . 655--656
Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix M. Witten Mathematical modeling and computers in medicine: Editor's remarks . . . . . . . xi--xii J. R. Lumb Lymphocyte differentiation, repertoire development and migration: the need for mathematical models . . . . . . . . . . 657--697 D. R. Rigney Inherited rate model of the cell cycle: Kinetics of related cells, EPI-genetics of ribosomal DNA transcription and the evaluation of cancer-therapy fractionation schedules and doses . . . 699--739 H. Franke and H. E. Wichmann and C. S. Potten and L. Todd Modelling of the influence of $^3$ HTdR on cell kinetics in mouse epidermis . . 741--749 F. W. Schultz and A. C. M. Martens and A. Hagenbeek Computer simulation of the progression of an acute myelocytic leukemia in the brown Norway rat . . . . . . . . . . . . 751--761 A. Bertuzzi and A. Gandolfi and A. Germani and R. Vitelli and G. Badaracco and G. Starace Study of cell kinetics by computer-analyzed flow cytometric histograms . . . . . . . . . . . . . . . 763--770 C. Rossi General software for the analysis of cytofluorimetric data by E-M methods . . 771--782 W. Düchting and Th. Vogelsaenger An approach of modelling and simulating the spread of heterogeneous tumor cells in a three-dimensional tissue segment 783--792 S. Gaglio and M. Genovesi and C. Ruggiero and G. Spinelli and C. Nicolini and G. Bonadonna and P. Valagussa Expert systems for cancer chemotherapy 793--802 P. Periti A system theoretical approach to the optimization of cancer treatment . . . . 803--816 I. Kramer A dynamical model estimating the upper and lower bounds of the infectivity of the HTLV--III/LAV virus for the male bisexual and homosexual population in the absence of preventative measures . . 817--828 A. G. Shannon and J. H. Clarke and L. J. Hills Contingency relations for infectious diseases . . . . . . . . . . . . . . . . 829--833 C. P. Tsokos and M. N. O\uguztöreli A probabilistic model for breast cancer survival data . . . . . . . . . . . . . 835--840 J. Eller and I. Györi and M. Zöllei and F. Krizsa Modelling thrombopoiesis regulation --- I: Model description and stimulation results . . . . . . . . . . . . . . . . 841--848 I. Györi and J. Eller Modelling thrombopoiesis regulation --- II: Mathematical investigation of the model . . . . . . . . . . . . . . . . . 849--859 W. D. Wosilait and R. H. Luecke and M. P. Ryan Numerical simulations of the infusion of adriamycin using a physiological flow model . . . . . . . . . . . . . . . . . 861--868 J. M. Robins and H. Morgenstern The foundations of confounding in epidemiology . . . . . . . . . . . . . . 869--916 J. M. Robins Errata to ``A new approach to causal intefence in mortality studies with a sustained exposure period --- application to control of the healthy worker survivor effect'' Mathl Modelling \bf 7(9-12), 1393--1512 (1986) . . . . . 917--921 J. M. Robins Addendum to ``A new approach to causal inference in mortality studies with a sustained exposure period --- application to control of the healthy worker survivor effect'' . . . . . . . . 923--945 G. Stefanek Book Review: \booktitleThe handbook of artificial intelligence: Vol. 1. by A. Barr and E. A. Feigenbaum. Kaufman, Calif. (1981). 409 pp. . . . . . . . . . 947--947 K. M. Walsh Book Review: \booktitleMicrocomputers and laboratory instruments: By D. J. Malcolme-Lawes. Plenum Press, New York, (1984). 246 pp. . . . . . . . . . . . . 947--947 Z. Grossman Book Review: \booktitleSystem Theory in Immunology (Lecture Notes in Biomathematics): Vol. 32. Edited by S. Levin Springer, New York (1979). 273 pp. 948--948 J. H. Graham Book Review: \booktitleRobot analysis and control: By Haruhiko Asada and Jean-Jacque E. Slotine. Wiley--Interscience, New York (1986). 266 pp. . . . . . . . . . . . . . . . . 948--949 C. O'Connor Book Review: \booktitleImage analysis and mathematical morphology: By J. Serra. academic press, New York (1982) 949--949 K. Kamel Book Review: \booktitleProceedings ISMIII'82: First IEEE Computer Society International Symposium on Medical Imaging and Image Interpretation: Berlin, IEEE Computer Society Press (1982). 610 pp. . . . . . . . . . . . . 950--950 R. A. Greenberg Book Review: \booktitleThe design and analysis of clinical experiments: By Joseph L. Fleiss. Wiley, New York (1986). 432 pp. . . . . . . . . . . . . 950--951 C. O'Connor Book Review: \booktitleAn introduction to multivariate statistical analysis: 2nd edn. by T. W. Anderson. 675 pp. Wiley, New York (1984) . . . . . . . . . 951--951 G. Conway Book Review: \booktitleAdvanced graphics with the IBM personal computer: By I. O. Angell. Wiley, New York (1985). 273 pp. 951--952 E. Nicolau Book Review: \booktitleTechnical, technological and social implications of bioengineering (implicatii tehnice, tehnologice si sociale ale bioingineriei): By E. Niculescu-Mizil. Editura Stiintific\ua si enciclopedic\ua, Bucuresti (1982) 240 pp. 13 lei . . . . . . . . . . . . . . . 952--953 M. Witten Math advantage . . . . . . . . . . . . . 955--955 G. Conway Fastback . . . . . . . . . . . . . . . . 956--957 G. Conway Lightning . . . . . . . . . . . . . . . 957--958
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Software survey section . . . . . . . . i--iii Anonymous Announcement . . . . . . . . . . . . . . iv--iv J.-P. Berrut Rational functions for guaranteed and experimentally well-conditioned global interpolation . . . . . . . . . . . . . 1--16 J. C. Misra and S. I. Singh Study on the mechanics of aneurysms in the left ventricle of the heart . . . . 17--27 M. R. Chernick and V. K. Murthy and C. D. Nealy Estimation of error rate for linear discriminant functions by resampling: Non-Gaussian populations . . . . . . . . 29--37 D. A. Murio and C. C. Roth An integral solution for the inverse heat conduction problem after the method of Weber . . . . . . . . . . . . . . . . 39--51 L. Devroye The expected size of some graphs in computational geometry . . . . . . . . . 53--64 G. Adomian Elliptic equations and decomposition . . 65--67 W. J. Turner Better leak detection in gas pipelines 69--75 D. J. Evans and B. B. Sanugi A nonlinear trapezoidal formula for the solution of initial value problems . . . 77--79
Anonymous Editorial: Software survey section . . . i--iii Anonymous Applications of supercomputers in engineering: Southampton University, England 5--7 September 1989 . . . . . . iv--iv Anonymous Call for papers: Advances in partial differential equations (an annual special issue of \booktitleComputers & Mathematical with Applications) . . . . iv--iv W. A. Webb A nonlinear public key cryptosystem . . 81--84 J. C. Misra and S. Samanta A mathematical model for the biomechanics of the body of a vertebra 85--96 N. Medhin and M. Sambandham Numerical solution of a system of random Volterra integral equations-1. Successive approximation method . . . . 97--105 R. P. Agarwal Boundary value problems for second order differential equations of Sobolev type 107--118 K. Ranai and P. H. Leng Topological reliability analysis of local-area computer networks . . . . . . 119--129 R. S. Bucy and L. A. Campbell Determination of steady state behavior for periodic discrete filtering problems 131--140 D. Greenspan Quasimolecular channel and vortex street modeling on a supercomputer . . . . . . 141--151 M. Alborzi Sampling plan . . . . . . . . . . . . . 153--157 Anonymous Book reports . . . . . . . . . . . . . . 159--160
Anonymous Software survey section . . . . . . . . i--iii Anonymous Applications of supercomputers in engineering . . . . . . . . . . . . . . iv--iv Anonymous Call for papers . . . . . . . . . . . . iv--iv H. P. Singh and D. D. Tripathi and R. B. Mishra Physical study of steady electromagnetofluid-dynamic viscous flows . . . . . . . . . . . . . . . . . 161--168 S. J. Kim and J. T. Oden A note on the numerical analysis of material damage based on the theory of materials of type $N$ . . . . . . . . . 169--174 S. Chowdhury and M. A. Breuer Optimization algorithms for a class of nonlinear programming problems . . . . . 175--184 Z. Zlatev and H. B. Nielsen Solving large and sparse linear least-squares problems by conjugate gradient algorithms . . . . . . . . . . 185--202 D. A. Voss and S. M. Serbin Two-step hybrid methods for periodic initial value problems . . . . . . . . . 203--208 J. L. Lambert Finding a partial solution to a linear system of equations in positive integers 209--212 L. F. Shampine and W. Zhang Efficient integration of ordinary differential equations by transformation 213--220 H.-W. D. Chiang and S. Fleeter Locally analytical prediction of the steady inviscid incompressible flow through an airfoil cascade . . . . . . . 221--233 Anonymous Book reports . . . . . . . . . . . . . . 235--240
Frank Harary and Keith Phillips Preface . . . . . . . . . . . . . . . . vii--vii C. A. Barefoot and R. Entringer Computer observations of cycles in cubic graphs . . . . . . . . . . . . . . . . . 241--246 C. Esposito Graph graphics: Theory and practice . . 247--253 G. Exoo Some new computer generated results in Ramsey graph theory . . . . . . . . . . 255--257 M. Goldberg and Z. Miller A parallel algorithm for bisection width in trees . . . . . . . . . . . . . . . . 259--266 Niall Graham and Frank Harary Covering and packing in graphs --- V: Mispacking subcubes in hypercubes . . . 267--270 Frank Harary Cubical graphs and cubical dimensions 271--275 Frank Harary and John P. Hayes and Horng-Jyh Wu A survey of the theory of hypercube graphs . . . . . . . . . . . . . . . . . 277--289 Frank Harary and D. Frank Hsu Node-graceful graphs . . . . . . . . . . 291--298 Frank Harary and Martin Lewinter The starlike trees which span a hypercube . . . . . . . . . . . . . . . 299--302 W. C. Herndon Graph codes and a definition of structural similarity . . . . . . . . . 303--309 William H. Julian Banyan models for the parallel implementation of the fast Fourier transform algorithm . . . . . . . . . . 311--317 Michael J. Manthey and Keith Phillips A unique hierarchy on the successive condensations of a digraph . . . . . . . 319--323 D. Partridge Connectionist networks qua graphs . . . 325--331 F. Richman Computers, trees and Abelian groups . . 333--336 R. W. Schvaneveldt and D. W. Dearholt and F. T. Durso Graph theoretic foundations of pathfinder networks . . . . . . . . . . 337--345
Anonymous Editorial: Software survey section . . . i--iii Anonymous ASE 89: Applications of supercomputers in engineering . . . . . . . . . . . . . v Anonymous Call for papers . . . . . . . . . . . . v E. Y. Rodin The importance of being Robert Maxwell: an appraisal . . . . . . . . . . . . . . v--vi Anonymous Second IMACS international symposium on computational acoustics . . . . . . . . vi H. P. Singh and D. D. Tripathi and H. K. Pandey The development of circulation-preserving MHD flows via spherical mapping . . . . . . . . . . . 347--350 K. P. Chung Steady state solution and convergence rate of time-dependent Markov chains of queuing networks . . . . . . . . . . . . 351--358 I. Bencsik and Gy. Michaletzky Generalized least squares innovation representation . . . . . . . . . . . . . 359--365 J. M. Martínez An accelerated successive orthogonal projections method for solving large-scale linear feasibility problems 367--373 W. D. Gropp Local uniform mesh refinement on loosely-coupled parallel processors . . 375--387 M. De La Sen A robust indirect discrete adaptive-control approach based on passivity results for nonlinear systems 389--403 P. K. Bhattacharyya and S. Gopalsamy An equilibrium finite element method for fourth order elliptic equations with variable coefficients . . . . . . . . . 405--424 Anonymous Book reports . . . . . . . . . . . . . . 425--426
Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix Anonymous Foreword . . . . . . . . . . . . . . . . xi--xi T. V. Kostova Numerical solutions of a hyperbolic differential-integral equation . . . . . 427--436 S. A. Obaid and A. Benharbit Stream functions of certain rotating cylinders . . . . . . . . . . . . . . . 437--446 Q. Du and M. Gunzburger and W. Layton A low dispersion, high accuracy finite element method for first order hyperbolic systems in several space variables . . . . . . . . . . . . . . . 447--457 F. Bloom Formation of shock discontinuities for a class of nonlinear transmission lines 459--472 B. Cahlon Existence theorems of random solutions to stochastic functional integral equations . . . . . . . . . . . . . . . 473--481 D. S. Chandrasekharaiah and K. S. Srinath and L. Debnath Magneto-thermo-elastic disturbances with thermal relaxation in a solid due to heat sources . . . . . . . . . . . . . . 483--490 F. Bloom Almost global existence in the plane wave- nonlinear dielectric interaction problem . . . . . . . . . . . . . . . . 491--510 Jia Li Persistence and extinction in continuous age-structured population models . . . . 511--523 S. S. Hu and X. M. Shao Adaptive hybridized spline differentiators for numerical solution of the advection equation . . . . . . . 525--534 L. A. Bales Error estimates for single step fully discrete approximations for nonlinear second order hyperbolic equations . . . 535--553 J. H. Swart Hopf bifurcation and the stability of non-linear age-dependent population models . . . . . . . . . . . . . . . . . 555--564 K. Schuhmacher and H. Thieme Some theoretical and numerical aspects of modelling dispersion in the development of ectotherms . . . . . . . 565--594 H. Holden and L. Holden and R. Hòegh-Krohn A numerical method for first order nonlinear scalar conservation laws in one-dimension . . . . . . . . . . . . . 595--602 M. A. Astaburuaga and C. Fernandez and G. Perla Menzala Huygens' principle and semilinear wave equations . . . . . . . . . . . . . . . 603--609 E. A. Socolovsky Lagrangian non-oscillatory and FEM schemes for the porous media equation 611--617 S. K. Dey Effects of boundary conditions on numerical solution of implicit hyperbolic difference equations . . . . 619--622 E. J. Kansa Shock computations with adaptive mesh refinement and moving grids . . . . . . 623--634 I. Györi The method of lines for the solutions of some nonlinear partial differential equations . . . . . . . . . . . . . . . 635--658 D. J. Evans and M. S. Sahimi Group explicit methods for hyperbolic equations . . . . . . . . . . . . . . . 659--697 M. S. Sahimi and D. J. Evans Group explicit methods for the numerical solution of the wave equation . . . . . 699--709 G. Adomian Corrigenda and comment on ``A general approach to solution of partial differential equation systems'' . . . . 711--711
Anonymous Editorial: Software survey section . . . i--iii T. Wada and H. Akaike and Y. Yamada and E. Udagawa Application of multivariate autoregressive modelling for analysis of immunologic networks in man . . . . . . 713--722 A. Tuzhilin Atomatics as mathematical modelling and knowledge representation: Applications to systems analysis in computer and information sciences . . . . . . . . . . 723--742 H. S. Green and T. Triffet Information processing by the cortex . . 743--756 G. Drauschke and M. Tasche Exact deconvolution using number-theoretic transforms . . . . . . 757--768 P. L. Mills and P. A. Ramachandran Mathematical modelling of chemical engineering systems by finite element analysis using PDE/PROTRAN . . . . . . . 769--794 Anonymous Book reports . . . . . . . . . . . . . . 795--796
Anonymous Preface . . . . . . . . . . . . . . . . vii--vii D. Dubois and H. Prade Incomplete conjunctive information . . . 797--810 L. Baowen and W. Peizhuang and L. Xihui and S. Yong Fuzzy bags and relations with set-valued statistics . . . . . . . . . . . . . . . 811--818 J. W. Davenport and J. C. Bezdek and R. J. Hathaway Parameter estimation for finite mixture distributions . . . . . . . . . . . . . 819--828 C. S. McCahon and E. S. Lee Project network analysis with fuzzy activity times . . . . . . . . . . . . . 829--838 J. Bigham The inductive inference of pattern recognition rules which are capable of a linguistic interpretation . . . . . . . 839--862 J.-Y. Wu and V. Van Brunt and W.-R. Zhang and J. C. Bezdek Tower packing evaluation using linguistic variables . . . . . . . . . . 863--869 M. L. N. McAllister Fuzzy intersection graphs . . . . . . . 871--886 E. S. Lee and R.-J. Li Comparison of fuzzy numbers based on the probability measure of fuzzy events . . 887--896
Anonymous Editorial: Software survey section . . . i--iii Anonymous Softstrip data strip containing the table of contents of this issue . . . . iv--iv M. R. Chernick and C. D. Nealy and V. K. Murthy Resampling-type error rate estimation for linear discriminant functions: Pearson VII distributions . . . . . . . 897--902 J. S. H. Tsai and L. S. Shieh and R. E. Yates Fast and Stable Algorithms for Computing the Principal $n$ th Root of a Complex Matrix and the Matrix Sector Function 903--913 L. Schroeder and S. Fleeter Locally analytic numerical method and application to viscous internal and external flows . . . . . . . . . . . . . 915--932 B. Codenotti The bit-cost of some algorithms for the solution of linear systems . . . . . . . 933--937 M. Haghighi Computation of prime numbers by using a probabilistic algorithm . . . . . . . . 939--942 L. Baringhaus and N. Henze and D. Morgenstern Some elementary proofs of the normality of $ X Y(X^2 + Y^2){^12} $ when $X$ and $Y$ are normal . . . . . . . . . . . . . 943--944 J. C. Turner, Jr. and M. D. Gunzburger An analysis of finite element approximations for an algebraic model of turbulence . . . . . . . . . . . . . . . 945--951 O. Rand Harmonic variables --- a new approach to nonlinear periodic problems . . . . . . 953--961 H. Sugiyama and E. S. Lee Stochastic approximation --- a powerful method for solving deterministic numerical problems . . . . . . . . . . . 963--967 S. H. Bakry and M. Shatila Pascal functions for the generation of random numbers . . . . . . . . . . . . . 969--973 Anonymous Book reports . . . . . . . . . . . . . . 975--976
Anonymous Editorial: Software survey section . . . i--iii Anonymous List of contents and author index volume 15, 1988 . . . . . . . . . . . . . . . . i--xi J. Takche Complexities of special matrix multiplication problems . . . . . . . . 977--989 B. B. Sanugi and D. J. Evans A new fourth order Runge--Kutta formula for $y$ ' = Ay with stepsize control . . 991--995 N. Friedman and A. Boyarsky and M. Scarowsky Ergodic properties of computer orbits for simple piecewise monotonic transformations . . . . . . . . . . . . 997--1006 C.-A. Wang and S.-J. Wang Multiple similarity solutions of buoyancy induced flows for ice melting in cold pure water . . . . . . . . . . . 1007--1017 N. Engersbach Great circle stereographic trajectory representation . . . . . . . . . . . . . 1019--1028 M. Torabi and J. A. Dracup A sequential linear programming approach to solve mixed integer programming problems . . . . . . . . . . . . . . . . 1029--1039 Y. Wu The generating function for the solution of ODEs and its discrete methods . . . . 1041--1050 Anonymous Book reports . . . . . . . . . . . . . . 1051--1052
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Softstrip data strip . . . . . . . . . . i--i B. Neta and I. M. Navon Introduction . . . . . . . . . . . . . . vii--vii A. Staniforth and J. Mailhot An operational model for regional weather forecasting . . . . . . . . . . 1--22 J. Steppeler A Galerkin finite element-spectral weather forecast model in hybrid coordinates . . . . . . . . . . . . . . 23--30 C. A. J. Fletcher Computational modelling of severe gradients with mass operator constructions . . . . . . . . . . . . . 31--39 R. L. Lee and J. M. Leone, Jr. A modified finite element model for mesoscale flows over complex terrain . . 41--56 E. S. Takle and R. D. Russell Applications of the finite element method to modeling the atmospheric boundary layer . . . . . . . . . . . . . 57--68 M. J. P. Cullen and G. J. Shutts Numerical modelling of balanced atmospheric flow . . . . . . . . . . . . 69--91 Z. Zlatev and R. Berkowicz Numerical treatment of large-scale air pollution models . . . . . . . . . . . . 93--109 B. Neta and C. L. DeVito The transfer function analysis of various schemes for the two-dimensional shallow-water equations . . . . . . . . 111--137 M. Kawahara and T. Kodama and M. Kinoshita Finite element method for tsunami wave propagation analysis considering the open boundary condition . . . . . . . . 139--152 P. C. Sinha and A. K. Mitra Tidally induced residual circulation . . 153--167 R. Franke and E. Barker and J. Goerss The use of observed data for the initial-value problem in numerical weather prediction . . . . . . . . . . . 169--184
Anonymous Software survey section . . . . . . . . i--iii M. Geppini and F. Romani Automatic quadrature on Chebyshev points 185--193 I. Györi Two approximation techniques for functional differential equations . . . 195--214 B. Pourbabai Tandem behavior of an M/M/1/N $ \to $ G/M/1 queuing system . . . . . . . . . . 215--220 D. H. Mugler and R. A. Scott Fast Fourier Transform method for partial differential equations, case study: the $2$-D diffusion equation . . 221--228 P. J. Szab\lowski Optimal, recursive procedures of identification . . . . . . . . . . . . . 229--246 J. C. Misra and S. Roy Free and forced vibrations of the cranial vault: Study of a mathematical model . . . . . . . . . . . . . . . . . 247--266 Anonymous Book reports . . . . . . . . . . . . . . 267--268
Anonymous Editorial: Software survey section . . . i--iii Anonymous Symposium on advances and trends in computational structural mechanics and fluid dynamics . . . . . . . . . . . . . v Anonymous Seventh International Conference on Mathematical and Computer Modelling . . vi K. N. A. Safwat and B. D. Brademeyer Proof of global convergence of an efficient algorithm for predicting trip generation, trip distribution, modal split and traffic assignment simultaneously on large-scale networks 269--277 R. Manohar and T. Y. Ngai Application of iteration functions to elliptic partial differential equations 279--285 P. Achuthan and S. Sundar A new application of the extended Euclidean algorithm for matrix padé approximants . . . . . . . . . . . . . . 287--296 C.-A. Wang Buoyancy-induced flows in porous media 297--305 E. Zung and J. Angeles Simulation of finite-dimensional linear dynamical systems using zero-order holds and numerical-stabilization methods . . 307--320 P. Góra and A. Boyarsky Why computers like Lebesgue measure . . 321--329 D. Greenspan Mechanisms of capillarity via supercomputer simulation . . . . . . . . 331--340 I. J. D. Craig and A. D. Sneyd An alternating-direction implicit scheme for parabolic equations with mixed derivatives . . . . . . . . . . . . . . 341--350
I. Hargittai and B. K. Vainshtein Preface . . . . . . . . . . . . . . . . ix--ix B. K. Vainshtein A. V. Shubnikov and his ideas in modern crystallography . . . . . . . . . . . . 351--356 A. V. Shubnikov On the works of Pierre Curie on symmetry 357--364 A. V. Shubnikov Symmetry of similarity . . . . . . . . . 365--371 A. V. Shubnikov Antisymmetry of textures . . . . . . . . 373--377 I. S. Zheludev Space and time symmetry . . . . . . . . 379--384 H. Hauptman The role of crystallographic symmetry in the direct methods of X-ray crystallography . . . . . . . . . . . . 385--396 J. Karle Origin specification by use of phases 397--406 V. A. Koptsik Generalized symmetry in crystal physics 407--424 P. Engel Mathematical problems in modern crystallography . . . . . . . . . . . . 425--436 I. Tarján Cooperation with the Shubnikov Institute of the Soviet Academy of Sciences . . . 437--441 L. A. Aslanov Crystal symmetry and atomic interactions 443--451 V. P. Sakhnenko and G. M. Chechin Symmetry methods and space group representations in the theory of phase transitions . . . . . . . . . . . . . . 453--464 E. Hartmann Symmetry in an equilibrium position . . 465--468 K. Fichtner Order-disorder structures . . . . . . . 469--477 G. B. Bokiç Theory of crystal symmetry upon the derivation of the $ 230 $ space groups 479--485 P. M. de Wolff Definition of Niggli's lattice characters . . . . . . . . . . . . . . . 487--492 V. Kopský Towards a system in space group representations . . . . . . . . . . . . 493--505 E. Molnár Minimal presentation of crystallographic groups by fundamental polyhedra . . . . 507--520 G. M. Chechin and V. A. Koptsik Relation between multidimensional representations of the Fedorov groups and the groups of color symmetry . . . . 521--536 E. V. Chuprunov and T. S. Kuntsevich $n$-dimensional space groups and regular point systems . . . . . . . . . . . . . 537--543 M. Senechal Color symmetry . . . . . . . . . . . . . 545--553 A. M. Zamorzaev Generalized antisymmetry . . . . . . . . 555--562 N. L. Smirnova and V. S. Urusov Fundamental law of crystal chemistry by Shubnikov, its applications and restrictions . . . . . . . . . . . . . . 563--567 B. B. Zvyagin Polytypism of crystal structures . . . . 569--591 I. I. Shafranovskii and G. I. Shafranovskii The law of correlation of symmetry and statistics in the mineral world . . . . 593--596 S. V. Rudnev Application of elliptic Reimannian geometry to problems of crystallography 597--616 Gy. Rontó and K. Tóth and L. A. Feigin and D. I. Svergun and A. T. Dembo Symmetry and structure of bacteriophage T7 . . . . . . . . . . . . . . . . . . . 617--628 A. Rockenbauer Invariance and the uncertainty principle in EPR spectroscopy of crystals and liquids . . . . . . . . . . . . . . . . 629--635 B. N. Grechushnikov and A. F. Konstantinova Crystal optics of absorbing and gyrotropic media . . . . . . . . . . . . 637--655 E. N. Ovchinnikova and R. N. Kuz'min Symmetry in the nuclear solid state physics . . . . . . . . . . . . . . . . 657--661 I. Hargittai Symmetries in Moscow and Leningrad . . . 663--669
Anonymous Software survey section . . . . . . . . i--iv Anonymous Softstrip data strip . . . . . . . . . . ii Anonymous Workshop on reliability in computational mechanics . . . . . . . . . . . . . . . v Anonymous Chaos & graphics . . . . . . . . . . . . v--vi S. V. R. Rao and J. A. Rasmussen Stochastic models in water resource engineering utilizing micro-computers 671--676 S. V. R. Rao and J. A. Rasmussen Micro-computer applications in water resource engineering . . . . . . . . . . 677--682 J. S. H. Tsai and L. S. Shieh and T. T. C. Shen Block power method for computing solvents and spectral factors of matrix polynomials . . . . . . . . . . . . . . 683--699 G. Molnárka and B. Ráczkevi Implicit single step methods by spline-like functions for solution of ordinary differential equations . . . . 701--704 N. K. Jha and M. B. Vora A $t$-unidirectional error-detecting systematic code . . . . . . . . . . . . 705--714 T.-C. Huang and J.-F. Wang and C.-S. Yang and J.-Y. Lee The number of spanning trees of the generalized Boolean $n$-cube network . . 715--725 S. A. Hannaby A mapping method for mesh generation . . 727--735 J. A. Snyman and M. van Rooyen A conjugate direction gradient method with reconnaissance steps for unconstrained minimization . . . . . . . 737--745 T. F. Lemczyk and M. M. Yovanovich Efficient evaluation of incomplete elliptic integrals and functions . . . . 747--757 N. Bellomo and L. M. de Socio and R. Monaco Random heat equation: Solutions by the stochastic adaptive interpolation method 759--766 Anonymous Book reports . . . . . . . . . . . . . . 767--768 Ervin Y. Rodin Letter from the editor . . . . . . . . . 769--769 Anonymous Corrigendum . . . . . . . . . . . . . . 771--771
A. O. Esogbue Mathematics, computers and systems: Tripartite interconnections . . . . . . 773--777 R. L. Carraway and T. L. Morin Theory and applications of generalized dynamic programming: an overview . . . . 779--788 K. Y. K. Ng and N. G. F. Sancho Dynamic programming, reduction of dimensionality and eigenvalue problems 789--799 A. O. Esogbue and N. A. Warsi A high level dynamic programming algorithm for processing nonserial looped systems . . . . . . . . . . . . . 801--813 T. Odanaka Information and decision in optimal inventory processes . . . . . . . . . . 815--822 P. Wuyts and R. Lowen and E. Lowen Reflectors and coreflectors in the category of fuzzy topological spaces . . 823--836 M. Sniedovich C-programming: a nonlinear parametric optimization method . . . . . . . . . . 837--844 O. C. Ibe and A. O. Esogbue Application of Lagrangian relaxation to computer network control . . . . . . . . 845--850 E. N. Chukwu The time control theory of linear differential equations of neutral type 851--866 N. G. Medhin A mixed min-max control problem governed by integral equations . . . . . . . . . 867--875 N. G. Medhin A mixed min-max control problem with state restrictions $I$ . . . . . . . . . 877--886 D. Sarafyan Families of continuous approximate processes for the solution of ordinary differential equations . . . . . . . . . 887--894 L. Deer and C. Outlaw and D. Sarafyan Higher order continuous solution of $ y'' = f(x, y, y') $ and $ y'' = f(x, y) $ initial value problems . . . . . . . . 895--902 G. Adomian Solving the nonlinear equations of physics . . . . . . . . . . . . . . . . 903--914 M. Sambandham and V. Thangaraj and K. B. Bota Numerical solution of random Love's integral equation . . . . . . . . . . . 915--920 M. Sambandham and T. S. Srivatsan and K. B. Bota Approximation and numerical treatment of an autoregressive equation with stochastic coefficients . . . . . . . . 921--927 C. S. Lee and G. Leitmann Continuous feedback guaranteeing uniform ultimate boundedness for uncertain linear delay systems: an application to river pollution control . . . . . . . . 929--938 W. F. Ames Analysis of mathematical models for pollutant transport and dissipation . . 939--965 A. O. Esogbue and C. Y. Lee Optimal analysis of large complex water resources conveyance systems via nonserial dynamic programming . . . . . 967--981
Anonymous Software survey section . . . . . . . . i--iii Anonymous List of contents and author index Volume 16, 1988 . . . . . . . . . . . . . . . . i--x Anonymous Announcements . . . . . . . . . . . . . v--vii L. Mitás and H. Mitásová General variational approach to the interpolation problem . . . . . . . . . 983--992 J. C. Misra and B. K. Sahu Flow through blood vessels under the action of a periodic acceleration field: a mathematical analysis . . . . . . . . 993--1016 J. C. Misra and S. Samanta A mathematical analysis of the vibration characteristics of the human tibia . . . 1017--1026 D. A. Murio Noise reconstruction for the inverse heat conduction problem . . . . . . . . 1027--1033 F. D. van Niekerk Rational one-step methods for initial value problems . . . . . . . . . . . . . 1035--1039 S. A. Shah $P$-stable modification of the Numerov method . . . . . . . . . . . . . . . . . 1041--1043 D. J. Evans The age Galerkin method for solving two-point boundary value problems . . . 1045--1055 B. Codenotti and C. Puglisi Matrix--vector multiplication: Parallel algorithms and architectures . . . . . . 1057--1063 T. A. Blanco and I. A. Krass and C. Louie An application of dynamic modeling to the sea shore rotation planning problem in the Navy . . . . . . . . . . . . . . 1065--1077
Anonymous Editorial Board . . . . . . . . . . . . i--iii Anonymous Papers to appear in symmetry 2: Unifying human understanding (part 2) . . . . . . ix--ix Anonymous Preface . . . . . . . . . . . . . . . . xi--xi M. Senechal Symmetry revisited . . . . . . . . . . . 1--12 J. Rosen Symmetry at the foundations of science 13--15 A. A. Chernikov and R. Z. Sagdeev and D. A. Usikov and G. M. Zaslavsky Symmetry and chaos . . . . . . . . . . . 17--32 A. L. Loeb The magic of the pentangle: Dynamic symmetry from Merlin to Penrose . . . . 33--48 R. Brown Symmetry, groupoids and higher-dimensional analogues . . . . . . 49--57 H. S. M. Coxeter Trisecting an orthoscheme . . . . . . . 59--71 P. Hilton and J. Pedersen Duality and the Descartes deficiency . . 73--88 P. Hilton and J. Pedersen Extending the binomial coefficients to preserve symmetry and pattern . . . . . 89--102 S. Marcus Symmetry in the simplest case: the real line . . . . . . . . . . . . . . . . . . 103--115 J. Pach Delicate symmetry . . . . . . . . . . . 117--124 C. A. Pickover Halley maps for a trigonometric and rational function . . . . . . . . . . . 125--132 A. Hill and D. G. Larman A class of symmetric polytopes . . . . . 133--136 L. Telegdi Arrangements of minimal variance --- multidimensional scaling in the symmetrical case . . . . . . . . . . . . 137--145 D. Chavey Tilings by regular polygons --- II: a catalog of tilings . . . . . . . . . . . 147--165 G. M. Fleurent Symmetry and polyhedral stellation --- Ia . . . . . . . . . . . . . . . . . . . 167--175 G. M. Fleurent Symmetry and polyhedral stellation --- Ib . . . . . . . . . . . . . . . . . . . 177--193 P. W. Messer and M. J. Wenninger Symmetry and polyhedral stellation --- II . . . . . . . . . . . . . . . . . . . 195--201 H. F. Verheyen The complete set of Jitterbug transformers and the analysis of their motion . . . . . . . . . . . . . . . . . 203--250 G. Fejes Tóth and L. Fejes Tóth A geometrical analogue of the phase transformation of crystals . . . . . . . 251--254 G. M. Chechin Computers and group-theoretical methods for studying structural phase transitions . . . . . . . . . . . . . . 255--278 A. V. Malikov Structural theory of space-time and intrapoint symmetry . . . . . . . . . . 279--299 A. T. Fomenko Visual and hidden symmetry in geometry 301--320 C. A. Pickover Mathematics and beauty --- VIII: Tesselation automata derived from a single defect . . . . . . . . . . . . . 321--336 L. Pauling Interpretation of so-called icosahedral and decagonal quasicrystals of alloys showing apparent icosahedral symmetry elements as twins of an $ 820$-atom cubic crystal . . . . . . . . . . . . . 337--339 J. L. Finney Local pseudosymmetry in simple liquids 341--354 S. J. Cyvin and J. Brunvoll and B. N. Cyvin Topological aspects of benzenoids and coronoids, including ``snowflakes'' and ``laceflowers'' . . . . . . . . . . . . 355--374 E. R. Kouyoumdjian A set theoretic approach to the symmetry analysis of hexcadecahedrane . . . . . . 375--395 A. T. Balaban Carbon and its nets . . . . . . . . . . 397--416 H. W. Kroto C$_{60}^B$ buckminsterfullerene, other fullerenes and the icospiral shell . . . 417--423 M. Ács Asymmetry through the eyes of a(nother) chemist . . . . . . . . . . . . . . . . 425--441 S. Lengyel Chemical kinetics and thermodynamics: a history of their relationship . . . . . 443--455 K. Gavro\uglu Symmetries and the notion of elementarity in high energy physics . . 457--465 J. Parisi and J. Peinke and B. Röhricht and K. M. Mayer and U. Rau Symmetry-breaking pattern formation in semiconductor physics: Spatio-temporal current structures during avalanche breakdown . . . . . . . . . . . . . . . 467--473
P. Locher and C. Nodine The perceptual value of symmetry . . . . 475--484 A. H. Lowrey Mind's eye . . . . . . . . . . . . . . . 485--503 S. V. Petukhov Non-Euclidean geometries and algorithms of living bodies . . . . . . . . . . . . 505--534 R. Dixon Spiral phyllotaxis . . . . . . . . . . . 535--538 G. Mazzola and H.-G. Wieser and V. Brunner and D. Muzzulini A symmetry-oriented mathematical model of classical counterpoint and related neurophysiological investigations by depth EEG . . . . . . . . . . . . . . . 539--594 J. F. Liebman and J. M. Richter and M. J. Bienlein and S. S. Kulkarni Square spirals, dimensionality and biopolymers . . . . . . . . . . . . . . 595--611 A. P. Stakhov The golden section in the measurement theory . . . . . . . . . . . . . . . . . 613--638 T. Tarnai Buckling patterns of shells and spherical honeycomb structures . . . . . 639--652 B. P. Fabricand Symmetry in free markets . . . . . . . . 653--669 M. Apagyi Symmetries in music teaching . . . . . . 671--695 L. Bencze Uncertainty principle and symmetry in metaphors . . . . . . . . . . . . . . . 697--708 A. Hill Modern symmetry . . . . . . . . . . . . 709--713 Sz. Bérczi Symmetry and technology in ornamental art of old Hungarians and Avar--Onogurians from the archaeological finds of the Carpathian Basin, Seventh to Tenth Century A.D. . . . . . . . . . 715--730 P. J. Campbell The geometry of decoration on prehistoric Pueblo pottery from Starkweather Ruin . . . . . . . . . . . 731--749 W. K. Chorbachi In the Tower of Babel: Beyond symmetry in Islamic design . . . . . . . . . . . 751--789 P. Gerdes Reconstruction and extension of lost symmetries: Examples from the Tamil of South India . . . . . . . . . . . . . . 791--813 A. Haake The role of symmetry in Javanese batik patterns . . . . . . . . . . . . . . . . 815--826 J. G. Harries Symmetry in the movements of T'ai Chi Chuan . . . . . . . . . . . . . . . . . 827--835 M. Rozsondai and B. Rozsondai Symmetry aspects of bookbindings . . . . 837--885 L. de Freitas $ 515 $ --- a symmetric number in Dante 887--897 S. Kerr Symmetry in Christian time and space . . 899--906 M. Di Cerbo Urban symmetry . . . . . . . . . . . . . 907--911 A. Senior Symmetry and wayward nature . . . . . . 913--919 Y.-M. Ha Symmetry in pictures by young Chinese children . . . . . . . . . . . . . . . . 921--930 F. Lantos From geometrical rigor to visual experience . . . . . . . . . . . . . . . 931--953 E. Makovicky Ornamental brickwork: Theoretical and applied symmetrology and classification of patterns . . . . . . . . . . . . . . 955--999 H. J. McWhinnie Influences of the ideas of Jay Hambidge on art and design . . . . . . . . . . . 1001--1008 L.-X. Yu Symmetry in Chinese arts and crafts . . 1009--1026 O. Zouni Space $ \rightleftharpoons $ color $ \rightleftharpoons $ symmetry . . . . . 1027--1040 J. Zvilna Ad infinitum . . . . . . . . . . . . . . 1041--1066 I. Hargittai The joy of symmetry . . . . . . . . . . 1067--1072
Anonymous Editorial: Software survey section . . . i--iii M. Orlowski and M. Pachter An algorithm for the determination of a longest increasing subsequence in a sequence . . . . . . . . . . . . . . . . 1073--1075 A. Jazcilevich and R. P. Tewarson A stability criterion for explicit boundary value Runge--Kutta methods . . 1077--1083 F. D. van Niekerk and A. van Niekerk A Galerkin method using rational basis functions . . . . . . . . . . . . . . . 1085--1093 S. Yakowitz A statistical foundation for machine learning, with application to Go-Moku 1095--1102 T. C. E. Cheng and S. Li Some observations and extensions of the optimal TWK-power due-date determination and sequencing problem . . . . . . . . . 1103--1107 M. S. Petkovi\'c and L. D. Petkovi\'c A computational test for the existence of polynomial zero . . . . . . . . . . . 1109--1114 A. Rosen and A. Isser Recent studies on the lifting surface theory . . . . . . . . . . . . . . . . . 1115--1130 P. N. Tandon and R. Agarwal A study of nutritional transport in a synovial joint . . . . . . . . . . . . . 1131--1141 R.-J. Li and E. S. Lee Analysis of fuzzy queues . . . . . . . . 1143--1147 I. J. D. Craig and A. D. Sneyd The acceleration of matrix power methods by cyclic variations of the shift parameter . . . . . . . . . . . . . . . 1149--1159 Anonymous Book reports . . . . . . . . . . . . . . 1161--1161 Anonymous Software report . . . . . . . . . . . . 1163--1163
Anonymous Preface . . . . . . . . . . . . . . . . vii--viii M. Aoki A two-step state space time series modeling method . . . . . . . . . . . . 1165--1176 A. M. Havenner and K. R. Criddle System theoretic time series: an application to inventories and prices of California range cattle . . . . . . . . 1177--1187 S. Mittnik Multivariate time series analysis with state space models . . . . . . . . . . . 1189--1201 A. R. Bergstrom Optimal forecasting of discrete stock and flow data generated by a higher order continuous time system . . . . . . 1203--1214 R. Kalaba and L. Tesfatsion Time-varying linear regression via flexible least squares . . . . . . . . . 1215--1245 H.-F. Chen and L. Guo Nonstationary time series identification 1247--1258 W. D. O'Neill The coding theorem and ordinary least-squares models in economics . . . 1259--1264 H. Theil and C.-F. Chung The information tableau of a linear allocation model . . . . . . . . . . . . 1265--1268 C. A. Los The prejudices of least squares, principal components and common factors schemes . . . . . . . . . . . . . . . . 1269--1283 C. A. Los Identification of a linear system from inexact data: a three-variable example 1285--1304 B. Rustem A superlinearly convergent constrained min-max algorithm for rival models of the same system . . . . . . . . . . . . 1305--1316 E. Sheshinski and M. D. Intriligator Cost-benefit analysis with switching regimes: an application of the theory of planning . . . . . . . . . . . . . . . . 1317--1327 E. Tse and A. Khilnani An integrated system model for a fishery management process --- I: Model structure . . . . . . . . . . . . . . . 1329--1343 R. Amir A lattice-theoretic approach to a class of dynamic games . . . . . . . . . . . . 1345--1349
Anonymous Editorial: Software survey section . . . i--iii S. Galanis and A. Hadjidimos and D. Noutsos The relationship between the Jacobi and the successive overrelaxation (SOR) matrices of a $k$-cyclic matrix . . . . 1351--1357 P. Achuthan and S. Sundar A recursive algorithm for matrix Padé approximants-the divide-and-conquer approach . . . . . . . . . . . . . . . . 1359--1367 J. A. Snyman A convergent dynamic method for large minimization problems . . . . . . . . . 1369--1377 A. H. Khater and M. F. El-Sabbagh and D. K. Callebaut Analytical solutions for nonlinear magnetohydrodynamic atmospheres . . . . 1379--1384 D. A. Murio The mollification method and the numerical solution of the inverse heat conduction problem by finite differences 1385--1396 R. P. Agarwal and P. J. Y. Wong Lidstone polynomials and boundary value problems . . . . . . . . . . . . . . . . 1397--1421 S.-G. Chen and P. Y. Hsieh Fast computation of the $N$-th root . . 1423--1427 Anonymous Book reports . . . . . . . . . . . . . . 1429--1430
Ervin Y. Rodin Software survey section . . . . . . . . i--ii E. G. Yanik Sufficient conditions for a discrete maximum principle for high order collocation methods . . . . . . . . . . 1431--1434 S. K. Kumar and W. I. Thacker and L. T. Watson Rotating magnetohydrodynamic flow about a stationary disk in a circular magnetic field . . . . . . . . . . . . . . . . . 1435--1439 D. A. Murio and D. Hinestroza Numerical identification of forcing terms by discrete mollification . . . . 1441--1447 H. M. Cekirge and A. H. Al-Rabeh and N. Gunay Determining the wind-driven surface currents for prediction of movements of oil slicks in the Arabian Gulf . . . . . 1449--1453 A. Isser and A. Rosen Applying the lifting surface method to the blade tip of a hovering helicopter 1455--1466 S. Li A tutorial on the extended perturbation analysis . . . . . . . . . . . . . . . . 1467--1473 V. Pan Fast and efficient parallel evaluation of the zeros of a polynomial having only real zeros . . . . . . . . . . . . . . . 1475--1480 V. Pan and J. Reif Fast and Efficient Parallel Solution of Dense Linear Systems . . . . . . . . . . 1481--1491 J. C. Misra and S. Roy Stresses in the neighbourhood of an exterior crack in a bone specimen . . . 1493--1502 A. A. Zenkin Waring's problem: $g$ (1, 4) = 21 for fourth powers of positive integers . . . 1503--1506 Anonymous Software reports . . . . . . . . . . . . 1507--1509
Anonymous Software survey section . . . . . . . . i--ii Anonymous List of contents . . . . . . . . . . . . iii--ix Anonymous Author index . . . . . . . . . . . . . . x--x K. A. Wen and J. F. Wang Efficient computing methods for parallel processing: an implementation of the Viterbi algorithm . . . . . . . . . . . 1511--1521 C.-J. Lin A parallel algorithm for generating combinations . . . . . . . . . . . . . . 1523--1533 M. A. Venkataramanan and J. Mote and D. L. Olson An interactive MOLP procedure using epsilon-constraints . . . . . . . . . . 1535--1543 J. Angeles and O. Ma and A. Rojas An algorithm for the inverse dynamics of $n$-axis general manipulators using Kane's equations . . . . . . . . . . . . 1545--1561 A. Q. M. Khaliq A predictor--corrector scheme for fourth order parabolic partial differential equations . . . . . . . . . . . . . . . 1563--1566 C. Puglisi Parallel algorithms and architectures for matrix multiplication . . . . . . . 1567--1572 T.-W. Hwang and T.-H. Kuo and C.-A. Wang Similarity solutions for surface-tension driven flows in a slot with an insulated bottom . . . . . . . . . . . . . . . . . 1573--1586 Anonymous Book reports . . . . . . . . . . . . . . 1587--1588 Anonymous Software reports . . . . . . . . . . . . 1589--1590
Anonymous Editorial Board . . . . . . . . . . . . i--i M. Pachter and Y. Yavin Preface . . . . . . . . . . . . . . . . vii--vii F. Imado and S. Miwa Fighter evasive boundaries against missiles . . . . . . . . . . . . . . . . 1--14 J. Lewin and G. J. Olsder The isotropic rocket --- a surveillance evasion game . . . . . . . . . . . . . . 15--34 J. Shinar and M. Guelman and A. Green An optimal guidance law for a planar pursuit--evasion game of kind . . . . . 35--44 W. Grimm and J. M. Schaeffer Optimal launch conditions on the ``no-escape envelope'' . . . . . . . . . 45--59 Y. Yavin and R. de Villiers The game of two cars with a containment probability as a cost function: the case of variable speed . . . . . . . . . . . 61--67 Y. Yavin and R. De Villiers Proportional navigation and the game of two cars: the case of a pursuer with variable speed . . . . . . . . . . . . . 69--76 T. Miloh and M. Pachter Ship collision-avoidance and pursuit--evasion differential games with speed-loss in a turn . . . . . . . . . . 77--100 B. Järmark Two aggressive aircraft in a realistic short-range combat as a differential game study . . . . . . . . . . . . . . . 101--105 N. Rajan Two-on-one combat games . . . . . . . . 107--116 D. Ghose and U. R. Prasad Multicriterion differential games with applications to combat problems . . . . 117--126 M. Heymann and N. Rajan and M. Ardema Optimal strategies in event-constrained differential games . . . . . . . . . . . 127--131 J. M. Skowronski and R. J. Stonier Two-person qualitative differential games with two objectives . . . . . . . 133--150 Y. Lirov and E. Y. Rodin and B. K. Ghosh Automated learning by tactical decision systems in air combat . . . . . . . . . 151--160 M. Corless and G. Leitmann Adaptive controllers for avoidance or evasion in an uncertain environment: Some examples . . . . . . . . . . . . . 161--170 S. E. Hammel and P. T. Liu and E. J. Hilliard and K. F. Gong Optimal observer motion for localization with bearing measurements . . . . . . . 171--180 K. Tanaka The closest solution to the shadow minimum of a cooperative dynamic game 181--188 H. Ehtamo and J. Ruusunen and R. P. Hämäläinen The computation of the Nash bargaining solution . . . . . . . . . . . . . . . . 189--193 W. L. Chan and W. T. Lau Vector saddle-point and distributed parameter differential games . . . . . . 195--207 E. A. Galperin and Q. Zheng Integral global optimization method for differential games with application to pursuit--evasion games . . . . . . . . . 209--243 E. Y. Rodin A Pursuit--evasion bibliography --- Version 2 . . . . . . . . . . . . . . . 245--320
Anonymous Software survey section . . . . . . . . i--ii B. Pourbabai An assembly cell with an automated quality control station: a finite capacity and generally distributed processing times . . . . . . . . . . . . 321--328 P. J. Szab\lowski Can the first two conditional moments identify a mean square differentiable process? . . . . . . . . . . . . . . . . 329--348 M. Kobayashi An algorithm for discontinuous inverse Sturm--Liouville problems with symmetric potentials . . . . . . . . . . . . . . . 349--356 M. Kobayashi Eigenvalues of discontinuous Sturm--Liouville problems with symmetric potentials . . . . . . . . . . . . . . . 357--364 L. F. Shampine and W. Zhang Convergence of LMM when the solution is not smooth . . . . . . . . . . . . . . . 365--372 C. T. Hsueh and J. F. Wang and J. Y. Lee Solving linear systems of determinant frequently zero over finite field GF (2) 373--379 Y. Lirov Electronic circuit diagnostic expert systems --- a survey . . . . . . . . . . 381--398 Anonymous Book reports . . . . . . . . . . . . . . 399--400
Anonymous Software survey section . . . . . . . . i--ii K. H. Baik Towards a topological view of databases 401--409 L. A. Adelani and E. Y. Rodin A simple nonlinear model for the exploitation of renewable economic resources . . . . . . . . . . . . . . . 411--420 Å. Björck and Z. Zlatev Exploiting the separability in the solution of systems of linear ordinary differential equations . . . . . . . . . 421--438 Y.-Y. Chen and C.-A. Wang Multiple steady state horizontal buoyancy induced flows in porous media saturated with cold water . . . . . . . 439--448 H. Brunner and T. Tang Polynomial spline collocation methods for the nonlinear Basset equation . . . 449--457 L. P. Franca An Algorithm to Compute the Square Root of a $ 3 \times 3 $ Positive Definite Matrix . . . . . . . . . . . . . . . . . 459--466 L. Iskandar and M. Sh. El-Deen Mohamedein Numerical study of an analogue of the Boussinesq equation . . . . . . . . . . 467--474 Anonymous Errata to ``The foundations of confounding in epidemiology'' . . . . . 475--475 Anonymous Errata to ``Addendum to `A new approach to causal inference in mortality studies with a sustained exposure period-application to control of the healthy worker survivor effect'\,'' . . 477--477 Anonymous Book reports . . . . . . . . . . . . . . 479--480
S. Mittnik Preface . . . . . . . . . . . . . . . . vii--vii P. Young and C. Ng and P. Armitage A systems approach to recursive economic forecasting and seasonal adjustment . . 481--501 G. Kitagawa Non-Gaussian seasonal adjustment . . . . 503--514 R. Kohn and C. F. Ansley Filtering and smoothing algorithms for state space models . . . . . . . . . . . 515--528 P. W. Otter and R. van Dal State-space approximation of multi-input multi-output systems with stochastic exogenous inputs . . . . . . . . . . . . 529--538 P. A. Zadrozny Analytic derivatives for estimation of linear dynamic models . . . . . . . . . 539--553 R. Craine and D. Bowman A state space model of the economic fundamentals . . . . . . . . . . . . . . 555--564 J. K. Sengupta A dynamic view of the portfolio efficiency frontier . . . . . . . . . . 565--580 M. Cerchi State space methods in asset pricing . . 581--590 T. Basar Some thoughts on rational expectations models, and alternate formulations . . . 591--604 F. X. Diebold The solution of dynamic linear rational expectations models . . . . . . . . . . 605--616 H. Kuhn and H.-W. Wohltmann Controllability of economic systems under alternative expectations hypotheses --- the discrete case . . . . 617--628 N. M. Christodoulakis Extensions of linearisation to large econometric models with rational expectations . . . . . . . . . . . . . . 629--642 V. Strejc Remarks on equilibrium state achievement in state space control . . . . . . . . . 643--649 P. Jain and S. Maheshwari Optimal feedback stabilization policy with asymmetric loss functions . . . . . 651--662 R. Amir Globally optimal paths in the nonclassical growth model . . . . . . . 663--674 E. Tse and A. Khilnani An integrated system model for a fishery management process --- II. A case study 675--690
Anonymous Software Survey Section . . . . . . . . i--ii S. C. Scull Bézier curves on groups . . . . . . . . . 691--700 P. J. Y. Wong and R. P. Agarwal Explicit error estimates for quintic and biquintic spline interpolation . . . . . 701--722 B. Mukhopadhyay and R. K. Bera Effect of distributed instantaneous and continuous heat sources in an infinite conducting magneto-thermo-viscoelastic solid with thermal relaxation . . . . . 723--728 C. G. Huang Several rigorous counterexamples about Saint-Venant's principle . . . . . . . . 729--738 Z. R. Bogdanowicz and T. G. Moore A new optimal packing algorithm for telecommunications networks planning . . 739--744 M. E. Cayco and R. A. Nicolaides Analysis of nonconforming stream function and pressure finite element spaces for the Navier--Stokes equations 745--760 Burton Wendroff and Andrew B. White, Jr. A supraconvergent scheme for nonlinear hyperbolic systems . . . . . . . . . . . 761--767 Anonymous Software reports . . . . . . . . . . . . 769--770
Anonymous Software survey section . . . . . . . . i--ii C.-N. Shyi and J.-Y. Lee and K.-C. Hung and C.-H. Chen A fast method for robot location determination . . . . . . . . . . . . . 771--777 W. W. Hager A derivative-based bracketing scheme for univariate minimization and the conjugate gradient method . . . . . . . 779--795 C. F. Mayo and C. E. Roberts Sequential, parallel and vector solution of ordinary differential equations on a hypercube . . . . . . . . . . . . . . . 797--808 F. Blanchet-Sadri Games, equations and the dot-depth hierarchy . . . . . . . . . . . . . . . 809--822 D. Greenspan Particle simulation of biological sorting on a supercomputer . . . . . . . 823--834 J. R. Dormand and M. A. Lockyer and N. E. McGorrigan and P. J. Prince Global error estimation with Runge--Kutta triples . . . . . . . . . . 835--846 Anonymous Book reports . . . . . . . . . . . . . . 847--848 Anonymous Software report . . . . . . . . . . . . 849--849
Anonymous Softstrip data strip . . . . . . . . . . i--i Anonymous About this issue . . . . . . . . . . . . vii--vii Anonymous Author's guidelines . . . . . . . . . . ix--ix O. Arino and M. Kimmel Preface . . . . . . . . . . . . . . . . xi--xii M. N. Antonios Optimization problems related to water quality control in aquatic ecosystems 851--870 D. E. Axelrod and T. Kuczek Clonal heterogeneity in populations of normal cells and tumor cells . . . . . . 871--881 S. N. Busenberg and J. M. Mahaffy A compartmental reaction--diffusion cell cycle model . . . . . . . . . . . . . . 883--892 I. Györi Oscillation and comparison results in neutral differential equations and their applications to the delay logistic equation . . . . . . . . . . . . . . . . 893--906 M. Kimmel and O. Arino A system of differential equations modeling the $G$ $_1$ phase of the cell cycle . . . . . . . . . . . . . . . . . 907--917 M. C. Kohn Computer modeling at the national biomedical simulation resource . . . . . 919--924 M. R. S. Kulenovi\'c and G. Ladas and Y. G. Sficas Global attractivity in population dynamics . . . . . . . . . . . . . . . . 925--928 F. W. Schultz and J. J. M. van Dongen and K. Hählen and A. Hagenbeek Time-history of the malignant population in the peripheral blood of a child with T-cell acute lymphoblastic leukemia: a pilot study . . . . . . . . . . . . . . 929--936 R. Shukla and J. A. Deddens and C. R. Buncher Survival benefits of X-ray screening for lung cancer after bias adjustments . . . 937--948 H. L. Smith Competing subcommunities of mutualists 949--957 T. M. Therneau and L. A. Solberg, Jr. and R. B. Jenkins Modeling megakaryocyte development as a branching process . . . . . . . . . . . 959--964 J. R. Thompson AIDS: the mismanagement of an epidemic 965--972 G. F. Webb $ \alpha $- and $ \beta $-curves, sister--sister and mother--daughter correlations in cell population dynamics 973--984
Anonymous Software survey section . . . . . . . . i--ii Anonymous List of contents and author index . . . iii--x K. G. Shih and A. N. Palazotto Formulation of boundary integral equations for linear elastic shells . . 985--999 L. Harn and D. Huang and C. S. Laih Password authentication using public-key cryptography . . . . . . . . . . . . . . 1001--1017 N. G. Zamani A note on the quadratic element in one dimension . . . . . . . . . . . . . . . 1019--1021 M. Morhác $k$-dimensional error-free deconvolution using the fermat number transform . . . 1023--1032 Joyati Debnath and R. S. Dahiya Theorems on multidimensional Laplace transform for solution of boundary value problems . . . . . . . . . . . . . . . . 1033--1056 U. Jin Choi and Do Y. Kwak Almost sure convergence of Galerkin approximations for a heat equation with a random initial condition . . . . . . . 1057--1063
E. R. Kouyoumdjian Errata to ``A set theoretic approach to the symmetry analysis of hexadecahedrane'': Computers Math. Applic. \bf 17 (1--3), 375--395 (1989) 97--97
S. N. Busenberg and J. M. Mahaffy Errata to ``A compartmental reaction--diffusion cell cycle model'': Computers Math. Applic. \bf 18 (10/11), 883--892 (1989) . . . . . . . . . . . . 73--74
E. T. Jaynes Commentary on two articles by C. A. Los 267--273 Arnold Zellner Brief comment on C. A. Los' papers . . . 275--275 Peter A. Zadrozny Errata to ``Analytic derivatives for estimation of linear dynamic models'': Computers and Mathematics with Applications, Vol. \bf 18, No. 6/7, pp. 539--553, 1989 . . . . . . . . . . . . . 289--290 Cornelis A. Los Reply to E. T. Jaynes' and A. Zellner's comments on my two articles . . . . . . 277--288