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G. T. Joyce and S. Barnett Remarks on the inertia of a matrix . . . 1--5 S. Barnett Greatest common divisor of two polynomials . . . . . . . . . . . . . . 7--9 Hans Schneider Bound norms . . . . . . . . . . . . . . 11--21 Emilie V. Haynsworth Reduction of a matrix using properties of the Schur complement . . . . . . . . 23--29 G. J. Horne and L. Magagna Monotonicity of the eigenvalues of birth and death matrices . . . . . . . . . . . 31--43 Rita Ciampi Characterization of a class of matrices as sums of squares . . . . . . . . . . . 45--50 Joel Brawley, Jr. On the ranks of bases of vector spaces of matrices . . . . . . . . . . . . . . 51--55 V. Byers Non-Archimedian norms and bounds . . . . 57--77 Charles S. Ballantine Products of positive definite matrices. IV . . . . . . . . . . . . . . . . . . . 79--114 Edward A. Bender The dimensions of symmetric matrices with a given minimum polynomial . . . . 115--123 John Z. Hearon Roots of an irreducible continuant . . . 125--127 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
A. C. Williams Boundedness relations for linear constraint sets . . . . . . . . . . . . 129--141 Thomas L. Markham On oscillatory matrices . . . . . . . . 143--156 Thomas L. Markham A semigroup of totally nonnegative matrices . . . . . . . . . . . . . . . . 157--164 Chong-Yun Chao A remark on cyclic matrices . . . . . . 165--172 Marvin Marcus and Morris Newman Some results on unitary matrix groups 173--178 R. C. Thompson The $l$ property for singular values . . 179--183 N. Gastinel and J. L. Joly Condition numbers and general projection method . . . . . . . . . . . . . . . . . 185--224 Marvin Marcus and William Robert Gordon A generalization of the unitary group 225--247 Peter Botta and S. G. Williamson Unitary similarity of symmetry operators 249--256 Victor Lovass--Nagy and David L. Powers On functions of partitioned matrices with nondiagonalizable submatrices . . . 257--262 H. P. M. v. Kempen Variation of the eigenvalues of a special class of Hermitian matrices upon variation of some of its elements . . . 263--273 Carl D. Meyer, Jr. Some remarks on EP$ \gamma $ matrices, and generalized inverses . . . . . . . . 275--278
T. C. Hu On the asymptotic integer algorithm . . 279--294 R. W. Cottle and G. J. Habetler and C. E. Lemke On classes of copositive matrices . . . 295--310 Robert J. Wernick Parametrized games and the eigenproblem 311--346 Harry Hochstadt A constructive approach to the classical canonical form of linear operators . . . 347--353 Chandler Davis Representing a commuting pair by tensor products . . . . . . . . . . . . . . . . 355--357 T. D. Parsons A combinatorial approach to convex quadratic programming . . . . . . . . . 359--378 John W. Duke A note on EP linear transformations . . 379--382 Philip D. Robers and Adi Ben-Israel A suboptimization method for interval linear programming: a new method for linear programming . . . . . . . . . . . 383--405
Leroy B. Beasley Linear transformations on matrices: the invariance of rank $k$ matrices . . . . 407--427 J. P. Long and C. G. Cullen Intrinsic functions on complex semisimple algebras . . . . . . . . . . 429--440 Robert Silber A linear dependence theorem with application to the calculus of variations . . . . . . . . . . . . . . . 441--450 H. J. Ryser A generalization of the matrix equation $ A^2 = J $ . . . . . . . . . . . . . . 451--460 Michael Doob On characterizing certain graphs with four eigenvalues by their spectra . . . 461--482 Emeric Deutsch Matricial norms and the zeros of polynomials . . . . . . . . . . . . . . 483--489 Anonymous Author index . . . . . . . . . . . . . . 491--492 Anonymous Title index . . . . . . . . . . . . . . 493--494
T. Downs On the inversion of a matrix of rational functions . . . . . . . . . . . . . . . 1--10 P. R. Halmos Eigenvectors and adjoints . . . . . . . 11--15 John Bruno and Louis Weinberg The principal minors of a matroid . . . 17--54 John De Pillis and Joel Brenner Generalized elementary symmetric functions and quaternion matrices . . . 55--69 S. Barnett Location of zeros of a complex polynomial . . . . . . . . . . . . . . . 71--76 Russell A. Smith Area of convex hull of matrix eigenvalues . . . . . . . . . . . . . . 77--78 John De Pillis Inequalities for partitioned positive semidefinite matrices . . . . . . . . . 79--94 L. Mihályffy An alternative representation of the generalized inverse of partitioned matrices . . . . . . . . . . . . . . . . 95--100 Riaz A. Usmani Properties of a five-band matrix and its application to boundary value problems 101--115 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
J. D. P. Donnelly Periodic Chaotic Relaxation . . . . . . 117--128 Joseph Kahane Grassmann algebras for proving a theorem on Pfaffians . . . . . . . . . . . . . . 129--136 T. J. Dekker and J. F. Traub The Shifted $ Q R $ Algorithm for Hermitian Matrices . . . . . . . . . . . 137--154 David London Some notes on the van der Waerden conjecture . . . . . . . . . . . . . . . 155--160 A. S. Householder The Padé Table, the Frobenius Identities, and the $ q d $ algorithm . . . . . . . 161--174 A. S. Householder Multigradients and the Zeros of Transcendental Functions . . . . . . . . 175--182 V. Lovass-Nagy and D. L. Powers On the commuting reciprocal inverse of some partitioned matrices . . . . . . . 183--190
R. Bruce Kellogg Matrices similar to a positive or essentially positive matrix . . . . . . 191--204 R. L. Johnston Gerschgorin theorems for partitioned matrices . . . . . . . . . . . . . . . . 205--220 Carl D. Meyer, Jr. Representations for (1)- and (1,2)-inverses for partitioned matrices 221--232 Raphael Loewy On a theorem about the location of eigenvalues of matrices . . . . . . . . 233--242 R. C. Thompson On the real and absolute singular values of a matrix product . . . . . . . . . . 243--254 E. C. Johnsen Essentially doubly stochastic matrices I. Elements of the theory over arbitrary fields . . . . . . . . . . . . . . . . . 255--282 George Maxwell On double commutators . . . . . . . . . 283--284 Donald W. Robinson Separable endomorphisms and higher-order commutators . . . . . . . . . . . . . . 285--296
N. J. Pullman A geometric approach to the theory of nonnegative matrices . . . . . . . . . . 297--312 Emeric Deutsch Semi-inverses, reflexive semi-inverses, and pseudoinverses of an arbitrary linear transformation . . . . . . . . . 313--322 Norman F. Robinson and M. F. Smiley A generalization of the property L of Motzkin and Taussky . . . . . . . . . . 323--328 C. E. Langenhop The Laurent Expansion for a Nearly Singular Matrix . . . . . . . . . . . . 329--340 Egon Balas A duality theorem and an algorithm for (mixed-) integer nonlinear programming 341--352 James S. Vandergraft Generalized Rayleigh Methods with Applications to Finding Eigenvalues of Large Matrices . . . . . . . . . . . . . 353--368 Robert C. Thompson and Linda J. Freede On the eigenvalues of sums of Hermitian matrices . . . . . . . . . . . . . . . . 369--376 S. Winograd On the algebraic complexity of inner product . . . . . . . . . . . . . . . . 377--379 S. Winograd On multiplication of $ 2 \times 2 $ matrices . . . . . . . . . . . . . . . . 381--388 Alexander Ostrowski A new proof of Haynsworth's quotient formula for Schur complements . . . . . 389--392 Russel Merris A generalization of the associated transformation . . . . . . . . . . . . . 393--406 Siegfried H. Lehnigk On the Hermite matrix of a polynomial 407--419 Anonymous Author index . . . . . . . . . . . . . . 421 Anonymous Title index . . . . . . . . . . . . . . 424
R. C. Thompson Principal submatrices IX: Interlacing inequalities for singular values of submatrices . . . . . . . . . . . . . . 1--12 Marvin Marcus and Russell Merris Antiderivations on the exterior and symmetric algebras . . . . . . . . . . . 13--18 Marvin Marcus and Henryk Minc An inequality for Schur functions . . . 19--28 Abraham Berman and Prabha Gaiha A generalization of irreducible monotonicity . . . . . . . . . . . . . . 29--38 Romesh Saigal On the modularity of a matrix . . . . . 39--48 R. Westwick Spaces of linear transformations of equal rank . . . . . . . . . . . . . . . 49--64 Katta G. Murty On the number of solutions to the complementarity problem and spanning properties of complementary cones . . . 65--108 Irving Jack Katz Remarks on two recent results in matrix theory . . . . . . . . . . . . . . . . . 109--112 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
J. Kapoor $n$-Square matrices which, under row permutations, leave the $ (n - 1)$ th elementary symmetric function invariant 113--121 Richard W. Cottle and Jacques A. Ferland Matrix-theoretic criteria for the quasi-convexity and pseudo-convexity of quadratic functions . . . . . . . . . . 123--136 A. J. Hoffman Eigenvalues and partitionings of the edges of a graph . . . . . . . . . . . . 137--146 Olga Taussky The role of symmetric matrices in the study of general matrices . . . . . . . 147--154 Ky Fan Generalized Cayley transforms and strictly dissipative matrices . . . . . 155--172 Gordon Pall Partitioning by means of maximal isotropic subspaces . . . . . . . . . . 173--180 Henryk Minc Nearly decomposable matrices . . . . . . 181--187
G. N. de Oliveira On the characteristic vectors of a matrix . . . . . . . . . . . . . . . . . 189--196 Roy B. Levow A problem of Mirsky concerning nonsingular doubly stochastic matrices 197--206 Gerald L. Thompson and Roman L. Weil The roots of matrix pencils $ (A y = \lambda B y) $: existence, calculations, and relations to game theory . . . . . . 207--226 Bernard W. Levinger A generalization of the Camion--Hoffman theorem . . . . . . . . . . . . . . . . 227--232 Kim Ki-Hang Butler The number of idempotents in (0,1)-matrix semigroups . . . . . . . . 233--246 Luck J. Watford, Jr. The Schur complement of a generalized $M$-matrix . . . . . . . . . . . . . . . 247--255 Ingram Olkin and Allan R. Sampson Jacobians of matrix transformations and induced functional equations . . . . . . 257--276 David Sankoff Context-free grammars and nonnegative matrices . . . . . . . . . . . . . . . . 277--281 R. J. Plemmons Graphs and nonnegative matrices . . . . 283--292 David Carlson Inequalities for the degrees of elementary divisors of modules . . . . . 293--298 Miroslav Fiedler Bounds for eigenvalues of doubly stochastic matrices . . . . . . . . . . 299--310
R. C. Courter Maximal commutative subalgebras of K $_n$ at exponent three . . . . . . . . . 1--11 Charles R. Johnson An inequality for matrices whose symmetric part is positive definite . . 13--18 J. Heading Generalized Zilch and the Jordan canonical form . . . . . . . . . . . . . 19--36 Beresford Parlett Normal Hessenberg and moment matrices 37--43 J. Moré and W. Rheinboldt On $P$- and $S$-functions and related classes of $n$-dimensional nonlinear mappings . . . . . . . . . . . . . . . . 45--68 Stephen M. Robinson Bounds for error in the solution set of a perturbed linear program . . . . . . . 69--81 Konrad John Heuvers On the types of functions which can serve as scalar products in a complex linear space . . . . . . . . . . . . . . 83--96 David H. Carlson and Richard S. Varga Minimal $G$-functions . . . . . . . . . 97--117 John D. Fulton Characterization and enumeration of linear classes of involutions over a finite field . . . . . . . . . . . . . . 119--127 John D. Fulton Linear classes of involutions over fields of characteristic two . . . . . . 129--142 Emeric Deutsch Matricial norms and the zeros of lacunary polynomials . . . . . . . . . . 143--148 G. P. Barker and R. E. L. Turner Some observations on the spectra of cone preserving maps . . . . . . . . . . . . 149--153 Dragomir \vZ. Djokovi\'c On the similarity between a linear transformation and its adjoint . . . . . 155--158 C. V. Pao Logarithmic derivatives of a square matrix . . . . . . . . . . . . . . . . . 159--164 J. V. Brawley and L. Carlitz Enumeration of matrices with prescribed row and column sums . . . . . . . . . . 165--174 George Phillip Barker Matricial norms over cones . . . . . . . 175--182 J. Eisenfeld Block diagonalization of partitioned matrix operators . . . . . . . . . . . . 183--191 Chandler Davis Explicit Functional Calculus . . . . . . 193--199 W. C. Pye and T. L. Boullion and T. A. Atchison The pseudoinverse of a centrosymmetric matrix . . . . . . . . . . . . . . . . . 201--204 T. N. E. Greville The Souriau--Frame algorithm and the Drazin pseudoinverse . . . . . . . . . . 205--208 Paul S. Jensen An inclusion theorem related to inverse iteration . . . . . . . . . . . . . . . 209--215 George P. H. Styan Hadamard products and multivariate statistical analysis . . . . . . . . . . 217--240 Chong-Yun Chao On a type of circulants . . . . . . . . 241--248 Richard S. Varga On a Connection between Infima of Norms and Eigenvalues of Associated Operators 249--256 Richard D. Hill Linear transformations which preserve Hermitian matrices . . . . . . . . . . . 257--262 Karl Hans Müller Über den spektralradius verallgemeinerter relaxationsverfahren. (German) [On the spectral-radius generalized relaxation method] . . . . . . . . . . . . . . . . 263--268 William Butler and Irving Kaplansky A curious property of three-by-three matrices and an application to orders 269--272 Peter R. Lipow and I. J. Schoenberg Cardinal interpolation and spline functions. III. Cardinal Hermite interpolation . . . . . . . . . . . . . 273--304 F. Robert and M. Rascle Contraction faible en norme vectorielle --- théorie de Perron--Frobenius pour le cas de blocs. (French) [Weak contraction in standard vector norm --- Perron--Frobenius theory for the case of blocks] . . . . . . . . . . . . . . . . 305--335 Anonymous Author index . . . . . . . . . . . . . . 337 Anonymous Title index . . . . . . . . . . . . . . 339--340 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
I. J. Schoenberg and A. Sharma Cardinal interpolation and spline functions V. The B-splines for cardinal Hermite interpolation . . . . . . . . . 1--42 Bryan E. Cain Hermitian congruence for matrices with semidefinite real part and for H-stable matrices . . . . . . . . . . . . . . . . 43--52 P. N. Shivakumar and R. Wong Linear equations in infinite matrices 53--62 Yueh-er Kuo Some properties of tensor products of matrices . . . . . . . . . . . . . . . . 63--70 George Phillip Barker The lattice of faces of a finite dimensional cone . . . . . . . . . . . . 71--82 Colin W. Cryer The $ L U $-factorization of totally positive matrices . . . . . . . . . . . 83--92 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
B. Curtis Eaves Piecewise linear retractions by reflexion . . . . . . . . . . . . . . . 93--98 Philip E. Gill and Walter Murray A numerically stable form of the simplex algorithm . . . . . . . . . . . . . . . 99--138 Abraham Berman and Adi Ben-Israel Linear equations over cones with interior: a solvability theorem with applications to matrix theory . . . . . 139--149 Alan L. Andrew Eigenvectors of certain matrices . . . . 151--162 Kurt Metelmann Ein Kriterium für den Nachweis der Totalnichtnegativität von Bandmatrizen. (German) [A criterion for the detection of total non-negativity of band matrices] . . . . . . . . . . . . . . . 163--171 R. J. Arms and O. Shisha A representation of the norm in finite-dimensional normed linear spaces 173--174 A. P. Calderón A note on biquadratic forms . . . . . . 175--177 V. Lovass-Nagy and D. L. Powers and F. D. Ullman A modified ADI method for computing the ``best least-squares solution'' of an incompatible system $ (A \times I + I \times B) x = g $ . . . . . . . . . . . 179--185
Frank Natterer A generalized spline method for singular boundary value problems of ordinary differential equations . . . . . . . . . 189--216 R. N. Kaul and Oma Rani A theorem of Fritz John in complex programming . . . . . . . . . . . . . . 217--232 David H. Carlson and Richard S. Varga Minimal $G$-functions. II . . . . . . . 233--242 Gernot M. Engel Regular equimodular sets of matrices for generalized matrix functions . . . . . . 243--274 C. V. Pao A further remark on the logarithmic derivatives of a square matrix . . . . . 275--278 Michael Heymann and John A. Thorpe A note on minimal polynomials . . . . . 279--280
Frank Uhlig Simultaneous Block Diagonalization of Two Real Symmetric Matrices . . . . . . 281--289 Albert W. Marshall Norms and inequalities for condition numbers, III . . . . . . . . . . . . . . 291--300 Gernot M. Engel and Hans Schneider Cyclic and diagonal products on a matrix 301--335 Ralph Freese Inequalities for generalized matrix functions based on arbitrary characters 337--345 Yik-Hoi Au-Yeung Some inequalities for the rational power of a nonnegative definite matrix . . . . 347--350 B. Werner Einschließung des positiven eigenvektors einer nichtnegativen, irreduziblen matrix. (German) [Enclosure of positive eigenvector of a nonnegative irreducible matrix] . . . . . . . . . . . . . . . . 351--359 Carl E. Langenhop On the Invertibility of a Nearly Singular Matrix . . . . . . . . . . . . 361--365 Anonymous List of referees . . . . . . . . . . . . 366 Anonymous Author index . . . . . . . . . . . . . . 367 Anonymous Title index . . . . . . . . . . . . . . 369--370
C. C. Paige Eigenvalues of Perturbed Hermitian Matrices . . . . . . . . . . . . . . . . 1--10 Kenneth R. Rebman Total unimodularity and the transportation problem: a generalization 11--24 R. E. Cline and R. J. Plemmons and G. Worm Generalized inverses of certain Toeplitz matrices . . . . . . . . . . . . . . . . 25--33 Harley Flanders A new proof of R. Foster's averaging formula in networks . . . . . . . . . . 35--37 Harley Flanders and Harald K. Wimmer Positive operators and a problem in control theory . . . . . . . . . . . . . 39--42 O. L. Mangasarian Monotone Splitting of matrices . . . . . 43--55 James J. Johnson Bounds for certain permanents and determinants . . . . . . . . . . . . . . 57--64 David H. Carlson and Richard S. Varga On collections of $G$-functions . . . . 65--76 Claude Brezinski Some results in the theory of the vector $ \epsilon $-algorithm . . . . . . . . . 77--86 Werner C. Rheinboldt and Roger A. Shepherd On a characterization of tridiagonal matrices by M. Fiedler . . . . . . . . . 87--90 B. D. O. Anderson Orthogonal decomposition defined by a pair of skew-symmetric forms . . . . . . 91--93 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
Gary W. Hansen and Donald W. Robinson On the existence of generalized inverses 95--104 Anonymous Addendum (July, 1973) . . . . . . . . . 104 Alfred Brauer and Ivey C. Gentry Bounds for the greatest characteristic root of an irreducible nonnegative matrix . . . . . . . . . . . . . . . . . 105--107 Rainer Kress and Hans Ludwig De Vries and Rudolf Wegmann On nonnormal matrices . . . . . . . . . 109--120 E. C. Johnsen Essentially doubly stochastic matrices II. Canonical forms for row equivalence, equivalence, and a special case of congruence . . . . . . . . . . . . . . . 121--127 S. N. Afriat On sum-symmetric matrices . . . . . . . 129--140 Robert P. Webber Matrix semigroups determined by unitarily invariant norms . . . . . . . 141--156 T. I. Fenner and G. Loizou Matrix Bounds on the Spectral Condition Number . . . . . . . . . . . . . . . . . 157--178 A. M. Ostrowski On subdominant roots of nonnegative matrices . . . . . . . . . . . . . . . . 179--184 James J. Johnson On partially non-positive matrices . . . 185--187
Richard W. Cottle Manifestations of the Schur Complement 189--211 Michael H. Moore Vector packing in finite dimensional vector spaces . . . . . . . . . . . . . 213--224 Z. V. Kovarik Spectrum localization in Banach spaces I 225--236 David Carlson and Raphael Loewy On ranges of Lyapunov transformations 237--248 Ludwig Elsner Quasimonotonie und Ungleichungen in halbgeordneten Räumen. (German) [Quasimonotonicity and inequalities in partially-ordered spaces] . . . . . . . 249--261 U. Hirzebruch Produkte positiver elemente in formal-reellen Jordan-Algebren. (German) [Products of positive elements in formal-real Jordan algebras] . . . . . . 263--269 G. N. de Oliveira Note on the characteristic roots of tournament matrices . . . . . . . . . . 271--272 S. Berkowitz Extrema of elementary symmetric polynomials of the eigenvalues of the matrix $ P^* K P + L $ . . . . . . . . . 273--280
Samuel Karlin and Allan Pinkus Oscillation properties of generalized characteristic polynomials for totally positive and positive definite matrices 281--312 Jin Bai Kim On the number of idempotent linear transformations . . . . . . . . . . . . 313--325 Thomas I. Seidman An inequality for complex matrices . . . 327--330 Kirby C. Smith The centralizer of a matrix with real quaternion elements . . . . . . . . . . 331--335 Harald K. Wimmer Inertia theorems for matrices, controllability, and linear vibrations 337--343 David T. Barwick and Jimmie D. Gilbert Generalizations of the reverse order law with related results . . . . . . . . . . 345--349 Frank Uhlig On the nonsingular symmetric factors of a real matrix . . . . . . . . . . . . . 351--354 B. M. Green On weakly sign-symmetric matrices . . . 355--360 A. M. Cohen A Note on Pivot Size in Gaussian Elimination . . . . . . . . . . . . . . 361--368 H. I. Freedman and J. D. Lawson Systems with constant eigenvectors with applications to exact and numerical solutions of ordinary differential equations . . . . . . . . . . . . . . . 369--374
A. Paz Word functions of pseudo-Markov chains 1--5 Peter B. Wilson Bounds for iterated normal matrices . . 7--18 Sujit Kumar Mitra and George E. Trapp On hybrid addition of matrices . . . . . 19--35 Irving J. Katz Theorems on products of EPr matrices, II 37--40 P. A. Cook Estimates for the inverse of a matrix 41--53 R. L. Johnston and D. D. Olesky Best pseudo-isolated Gerschgorin disks for Eigenvalues . . . . . . . . . . . . 55--67 Jin Bai Kim On $r$-potent linear mappings . . . . . 69--70 Yik-Hoi Au-Yeung On the semi-definiteness of the real pencil of two Hermitian matrices . . . . 71--76 Stephen L. Campbell and Carl D. Meyer, Jr. Continuity Properties of the Drazin Pseudoinverse . . . . . . . . . . . . . 77--83 Marvin Marcus and Herbert Robinson A note on the Hodge star operator . . . 85--87 J. A. Deddens and P. A. Fillmore Reflexive linear transformations . . . . 89--93 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
J. W. Robbin Lie algebras of infinitesimal norm isometries . . . . . . . . . . . . . . . 95--102 I. M. Chakravarti On a characterization of irreducibility of a non-negative matrix . . . . . . . . 103--109 Jack E. Graver Boolean designs and self-dual matroids 111--128 Stephen B. Maurer A maximum-rank minimum-term-rank theorem for matroids . . . . . . . . . . . . . . 129--137 Harald K. Wimmer Generalizations of theorems of Lyapunov and Stein . . . . . . . . . . . . . . . 139--146 J. R. Wall Generalized inverses of stochastic matrices . . . . . . . . . . . . . . . . 147--154 Russell Merris Two problems involving Schur functions 155--162 Kunio Tanabe Neumann-Type Expansions of Reflexive Generalized Inverses of a Matrix and the Hyperpower Iterative Method . . . . . . 163--175 Mark Blondeau Hedrick $p$-Minors of a doubly stochastic matrix at which the permanent achieves a minimum . . . . . . . . . . . . . . . . 177--179 William J. Vetter Vector Structures and Solutions of Linear Matrix Equations . . . . . . . . 181--188
W. M. Gentleman Error Analysis of $ Q R $ Decompositions by Givens Transformations . . . . . . . 189--197 J. V. Brawley and L. Carlitz and Jack Levine Scalar polynomial functions on the $ n \times n $ matrices over a finite field 199--217 M. R. Parameswaran Relations between certain matrix products similar to commutativity . . . 219--224 Jean-Claude Lafon Optimum computation of $p$ bilinear forms . . . . . . . . . . . . . . . . . 225--240 E. T. Beasley, Jr. and P. M. Gibson A generalization of doubly stochastic matrices over a field . . . . . . . . . 241--257 Robert W. Quackenbush Near vector spaces over $ {\rm GF}(q) $ and $ (v, q + 1, 1)$-BIBD's . . . . . . 259--266 J. Della-Dora Numerical linear algorithms and group theory . . . . . . . . . . . . . . . . . 267--283 Man-Duen Choi Completely positive linear maps on complex matrices . . . . . . . . . . . . 285--290 Anonymous Author index to volume 10 . . . . . . . 291--292
J. H. Wilkinson Alston S. Householder award . . . . . . 1 J. M. Varah A Lower Bound for the Smallest Singular Value of a Matrix . . . . . . . . . . . 3--5 Claude Brezinski Computation of the eigenelements of a matrix by the $ \epsilon $-algorithm . . 7--20 N. K. Bose Matrix factorization in a real field . . 21--25 Dennis D. Berkey A Gerschgorin theorem for linear difference equations and eigenvalues of matrix products . . . . . . . . . . . . 27--40 Harry Hochstadt On the theory of Hill's matrices and related inverse spectral problems . . . 41--52 Andrew F. Long, Jr. and Theresa P. Vaughan Factorization of $ Q(h(T)(x)) $ over a finite field where $ Q(x) $ is irreducible and $ h(T)(x) $ is linear II 53--72 Ching-hsiang Hung and T. L. Markham The Moore--Penrose inverse of a partitioned matrix $ M = (A D; B C) $ 73--86 Axel Ruhe On the Closeness of Eigenvalues and Singular Values for Almost Normal Matrices . . . . . . . . . . . . . . . . 87--93 Anonymous Editorial Board . . . . . . . . . . . . CO2
Marvin Marcus Rearrangement and extremal results for Hermitian matrices . . . . . . . . . . . 95--104 R. A. Brualdi and J. Csima Extremal plane stochastic matrices of dimension three . . . . . . . . . . . . 105--133 P. S. S. N. V. Prasada Rao and K. P. S. Bhaskara Rao On generalized inverses of Boolean Matrices . . . . . . . . . . . . . . . . 135--153 R. C. Thompson Dissipative matrices and related results 155--169 Ky Fan Two applications of a consistency theorem for systems of linear inequalities . . . . . . . . . . . . . . 171--180 D. J. Hartfiel Two theorems generalizing the mean transition probability results in the theory of Markov chains . . . . . . . . 181--187
Roger A. Horn On inequalities between Hermitian and symmetric forms . . . . . . . . . . . . 189--218 G. P. Barker and Hans Schneider Algebraic Perron--Frobenius theory . . . 219--233 Raphael Loewy and Hans Schneider Indecomposable cones . . . . . . . . . . 235--245 S. Abarbanel and D. Gottlieb On proving stability of multidimensional difference schemes . . . . . . . . . . . 247--250 R. C. Thompson Singular value inequalities for matrix sums and minors . . . . . . . . . . . . 251--269 Robert E. Hartwig $1$--$2$ Inverses and the invariance of $ B A^+ C$ . . . . . . . . . . . . . . . 271--275 John Heading Construction of generalized anisotropic zilch . . . . . . . . . . . . . . . . . 277--289 Anonymous Author index to volume 11 . . . . . . . 291
Olga Taussky Additive commutators of rational $ 2 \times 2 $ matrices . . . . . . . . . . 1--6 Bit-Shun Tam A note on cross-positive matrices . . . 7--9 Michael Doob A spectral characterization of the line graph of a BIBD with $ \lambda = 1 $ . . 11--20 Allan B. Cruse A proof of Fulkerson's characterization of permutation matrices . . . . . . . . 21--28 R. M. M. Mattheij Accurate estimates of solutions of second order recursions . . . . . . . . 29--54 Lorraine Fu An inverse theorem for Jacobi matrices 55--61 Ulrich Eckhardt Theorems on the dimension of convex sets 63--76 Richard C. O'Brien On extreme matrices and extreme vectors of cones in $ R^n $ . . . . . . . . . . 77--79 Craig M. Cordes A note on Pall partitions over finite fields . . . . . . . . . . . . . . . . . 81--85 George Phillip Barker and Raphael Loewy The structure of cones of matrices . . . 87--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
Man-Duen Choi Positive semidefinite biquadratic forms 95--100 Sailes Kumar Sengupta Comparison of eigenvectors of irreducible stochastic matrices . . . . 101--110 Linda Marie Lawson Computational methods for generalized inverse matrices arising from proper splittings . . . . . . . . . . . . . . . 111--126 Shmuel Friedland On Inverse Multiplicative Eigenvalue Problems for Matrices . . . . . . . . . 127--137 Clement Wing Hong Lam On rational circulants satisfying $ A^2 = d I + \lambda J $ . . . . . . . . . . 139--150 Larry Nazareth On the convergence of the cyclic Jacobi method . . . . . . . . . . . . . . . . . 151--164 Dragomir \vZ. Djokovi\'c Characterization of Hermitian and skew-Hermitian maps between matrix algebras . . . . . . . . . . . . . . . . 165--170 W. C. Pye and Melvyn W. Jeter A minimal permanent-like function . . . 171--178 C. J. Standish Truncated Taylor series approximation to the state transition matrix of a continuous parameter finite Markov chain 179--183 Victor A. Nicholson Matrices with permanent equal to one . . 185--188
J. Kapoor Orthogonal matrices as linear combinations of permutation matrices . . 189--196 Stephen Barnett A companion matrix analogue for orthogonal polynomials . . . . . . . . . 197--208 Moshe Goldberg and Eitan Tadmor and Gideon Zwas Numerical radius of positive matrices 209--214 Shiu Ming Cheung and Harry Hochstadt An inverse spectral problem . . . . . . 215--222 Z. V. Kovarik Spectrum localization in Banach spaces II . . . . . . . . . . . . . . . . . . . 223--229 A. Duane Porter Some partitions of a Hermitian matrix 231--239 Nguyen-Quang-Do Thong Structure du groupe des similitudes . . 241--246 Heydar Radjavi Decomposition of matrices into simple involutions . . . . . . . . . . . . . . 247--255 C. S. Ballantine Products of EP matrices . . . . . . . . 257--267 S. L. Lee B-splines for cardinal Hermite interpolation . . . . . . . . . . . . . 269--280 Uriel G. Rothblum Algebraic eigenspaces of nonnegative matrices . . . . . . . . . . . . . . . . 281--292 Anonymous Author index to volume 12 . . . . . . . 293
Richard S. Varga On recurring theorems on diagonal dominance . . . . . . . . . . . . . . . 1--9 Dina Ng An effective criterion for congruence of real symmetric matrix pairs . . . . . . 11--18 F. Robert Contraction en norme vectorielle: Convergence d'itérations chaotiques pour des équations non linéaires de point fixe \`a plusieurs variables. (French) [Contraction in vector norm: Convergence of chaotic iterations for nonlinear equations of fixed point in several variables] . . . . . . . . . . . . . . . 19--35 Charles R. Johnson A local Lyapunov theorem and the stability of sums . . . . . . . . . . . 37--43 David L. Powers A block Ger\vsgorin theorem . . . . . . 45--52 Emeric Deutsch and P. M. Gibson and Hans Schneider The Fuglede--Putnam theorem and normal products of matrices . . . . . . . . . . 53--58 John D. Dixon Nilpotence and local nilpotence of linear groups . . . . . . . . . . . . . 59--67 R. C. Thompson The behavior of eigenvalues and singular values under perturbations of restricted rank . . . . . . . . . . . . . . . . . . 69--78 Raphael Loewy On ranges of real Lyapunov transformations . . . . . . . . . . . . 79--89 Chandler Davis An extremal problem for extensions of a sesquillinear form . . . . . . . . . . . 91--102 Alan J. Hoffman Total unimodularity and combinatorial theorems . . . . . . . . . . . . . . . . 103--108 Alfred Brauer and Ivey C. Gentry Bounds for the greatest characteristic root of an irreducible nonnegative matrix II . . . . . . . . . . . . . . . 109--114 A. Berman and R. J. Plemmons Eight types of matrix monotonicity . . . 115--123 David Carlson Generalizations of matrix monotonicity 125--131 Stephen Barnett Note on inversion of certain block-partitioned matrices . . . . . . . 133--137 James S. Vandergraft A note on irreducibility for linear operators on partially ordered finite dimensional vector spaces . . . . . . . 139--146 George Philip Barker and James Foran Self-dual cones in Euclidean spaces . . 147--155 W. H. Gustafson and P. R. Halmos and H. Radjavi Products of involutions . . . . . . . . 157--162 Emilie Haynsworth and Miroslav Fiedler and Vlastimil Pták Extreme operators on polyhedral cones 163--172 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
Frederick Hoffman Orbits under actions of affine groups over GF (2) . . . . . . . . . . . . . . 173--176 A. Duane Porter Solvability of the Matric Equation $ A X = B $ . . . . . . . . . . . . . . . . . 177--184 Ludwig Arnold Deterministic version of Wigner's semicircle law for the distribution of matrix eigenvalues . . . . . . . . . . . 185--199 Ronald E. Prather Epimorphisms of free monoids . . . . . . 201--205 Andrew F. Long and Theresa P. Vaughan Factorization of $ Q(h(T)(x)) $ over a finite field where $ Q(x) $ is irreducible and $ h(T)(x) $ is linear I 207--221 Vlastimil Pták Nondiscrete mathematical induction and iterative existence proofs . . . . . . . 223--238 Donald H. Thomas A natural tensor product interpolation formula and the pseudoinverse of a matrix . . . . . . . . . . . . . . . . . 239--250 Paul Morel Des algorithmes pour le probl\`eme inverse des valeurs propres. (French) [Algorithms for the inverse problem of eigenvalues] . . . . . . . . . . . . . . 251--273 A. Cantoni and P. Butler Eigenvalues and eigenvectors of symmetric centrosymmetric matrices . . . 275--288 J. L. Brenner Corrections to ``Applications of the Dieudonné determinant'' . . . . . . . . . 289 Anonymous Author index to volume 13 . . . . . . . 291--292
S. R. Mohan On the simplex method and a class of linear complementary problems . . . . . 1--9 Robert E. Hartwig and Irving J. Katz Products of EP elements in reflexive semigroups . . . . . . . . . . . . . . . 11--19 Kirby C. Smith The centralizer of a semi-linear transformation . . . . . . . . . . . . . 21--27 William Watkins Linear maps that preserve commuting pairs of matrices . . . . . . . . . . . 29--35 Dragomir \vZ. Djokovi\'c Positive semi-definite matrices as sums of squares . . . . . . . . . . . . . . . 37--40 M. Neumann Subproper splitting for rectangular matrices . . . . . . . . . . . . . . . . 41--51 Frank J. Hall On the independence of blocks of generalized inverses of bordered matrices . . . . . . . . . . . . . . . . 53--61 Ole H. Hald Inverse eigenvalue problems for Jacobi matrices . . . . . . . . . . . . . . . . 63--85 Dennis D. Berkey A Gerschgorin theorem for difference equations --- II . . . . . . . . . . . . 87--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
Jacob T. B. Beard, Jr. and Robert M. McConnel Matrix fields over the integers modulo $m$ . . . . . . . . . . . . . . . . . . 95--105 Charles F. Dunkl and Donald E. Ramirez A linear programming problem in harmonic analysis . . . . . . . . . . . . . . . . 107--116 B. N. Parlett A Recurrence Among the Elements of Functions of Triangular Matrices . . . . 117--121 D. F. Roscoe The application of matrix theorems to the construction of stable difference representations of the equations of fluid dynamics . . . . . . . . . . . . . 123--130 L. J. Gray and D. G. Wilson Construction of a Jacobi matrix from spectral data . . . . . . . . . . . . . 131--134 R. C. Thompson The characteristic polynomial of a principal subpencil of a Hermitian matrix pencil . . . . . . . . . . . . . 135--177 T. H. Andres and W. D. Hoskins and R. G. Stanton The determinant of a class of skew-symmetric Toeplitz matrices . . . . 179--186 L. Elsner A note on characterizations of irreducibility of nonnegative matrices 187--188
Frank Uhlig A Canonical Form for a Pair of Real Symmetric Matrices that Generate a Nonsingular Pencil . . . . . . . . . . . 189--209 Richard S. Varga On diagonal dominance arguments for bounding $ ||A^{-1}||_\infty $ . . . . . 211--217 Marvin Marcus and Herbert Robinson On exterior powers of endomorphisms . . 219--225 Ivan Vidav The group of isometries and the structure of a finite-dimensional Banach space . . . . . . . . . . . . . . . . . 227--236 Michael R. Gorelick and Herbert C. Kranzer An extension of the Kreiss stability theorem to families of matrices of unbounded order . . . . . . . . . . . . 237--255 R. Fletcher Factorizing symmetric indefinite matrices . . . . . . . . . . . . . . . . 257--272 B. N. Datta and Karabi Datta An algorithm for computing powers of a Hessenberg matrix and its applications 273--284 Thomas H. Pate Lower bounds for the norm of the symmetric product . . . . . . . . . . . 285--292 Anonymous Author index to volume 14 . . . . . . . 293
Colin W. Cryer Some properties of totally positive matrices . . . . . . . . . . . . . . . . 1--25 Gunther Schmidt and Thomas Ströhlein A Boolean matrix iteration in timetable construction . . . . . . . . . . . . . . 27--51 William N. Anderson, Jr. and George E. Trapp A class of monotone operator functions related to electrical network theory . . 53--67 Manfred W. Padberg Almost integral polyhedra related to certain combinatorial optimization problems . . . . . . . . . . . . . . . . 69--88 Charles R. Johnson Normality and the numerical range . . . 89--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
Nicholas J. Rose A note on computing the Drazin inverse 95--98 Peter M. Gibson Products of basic doubly stochastic matrices over a field . . . . . . . . . 99--118 Hock Ong Linear transformations on matrices: the invariance of generalized permutation matrices --- III . . . . . . . . . . . . 119--151 Richard A. Brualdi and Peter M. Gibson Convex polyhedra of doubly stochastic matrices --- IV . . . . . . . . . . . . 153--172 Bit-Shun Tam Some Results on Cross-Positive Matrices 173--176 David Carlson and Richard Hill Generalized controllability and inertia theory . . . . . . . . . . . . . . . . . 177--187
Paulette Farjot Rang des matrices Hermitiennes semi-définies positives indéfiniment divisibles. (French) [Rank of semidefinite positive infinitely-divisible Hermitian matrices] 189--196 Timothy A. Loughlin and Paul Slepian Minimal paramount matrices . . . . . . . 197--204 Jerome Eisenfeld Block diagonalization and eigenvalues 205--215 Z. V. Kovarik Compatibility of approximate solutions of inaccurate linear equations . . . . . 217--225 Brian D. O. Anderson and John B. Moore A matrix Kronecker lemma . . . . . . . . 227--234 Ludwig Elsner Inverse iteration for calculating the spectral radius of a non-negative irreducible matrix . . . . . . . . . . . 235--242 R. J. Plemmons $M$-matrices leading to semiconvergent splittings . . . . . . . . . . . . . . . 243--252 D. S. Meek A new class of matrices with positive inverses . . . . . . . . . . . . . . . . 253--260 Moshe Goldberg and Ernst G. Straus Inclusion relations involving $k$-numerical ranges . . . . . . . . . . 261--270 Tudor Ionescu On the generators of semisimple lie algebras . . . . . . . . . . . . . . . . 271--292 Anonymous Referee list . . . . . . . . . . . . . . 293 Anonymous Author index to volume 15 . . . . . . . 294
Thomas J. Laffey and Donald L. McQuillan A note on subfields of matrix rings . . 1--3 Bhu Dev Sharma and Bal Kishan Dass On linear codes correcting random and low-density burst errors . . . . . . . . 5--18 Michael F. O'Reilly Matrix algebras with direct product . . 19--24 Charles R. Johnson Multiplicativity and compatibility of generalized matrix norms . . . . . . . . 25--37 R. W. Farebrother Necessary and sufficient conditions for a quadratic form to be positive whenever a set of homogeneous linear constraints is satisfied . . . . . . . . . . . . . . 39--42 S. F. McCormick and T. Noe Simultaneous iteration for the matrix eigenvalue problem . . . . . . . . . . . 43--56 John Z. Hearon Nonsingular Solutions of $ T A - B T = C $ . . . . . . . . . . . . . . . . . . . 57--63 Allan B. Cruse Some combinatorial properties of centrosymmetric matrices . . . . . . . . 65--77 Richard Sinkhorn Doubly stochastic matrices which have certain diagonals with constant sums . . 79--82 Richard D. Hill Eigenvalue location using certain matrix functions and geometric curves . . . . . 83--91 Anonymous Announcement of the Gatlinburg VII meeting . . . . . . . . . . . . . . . . 93 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
D. J. Hartfiel Mathematical considerations of nonhomogeneous production processes . . 95--107 E. Turkel Symmetric hyperbolic difference schemes and matrix problems . . . . . . . . . . 109--129 Marvin Marcus and Patricia Andresen The numerical radius of exterior powers 131--151 A. J. Hoffman On graphs whose least eigenvalue exceeds $ - 1 - \sqrt {2} $ . . . . . . . . . . 153--165 B. David Saunders A condition for the convexity of the norm-numerical range of a matrix . . . . 167--175 Walter S. Sizer Triangularizing semigroups of matrices over a skew field . . . . . . . . . . . 177--187
Thomas J. Laffey Simultaneous quasidiagonalization of complex matrices . . . . . . . . . . . . 189--201 D. G. Fitz-Gerald Computing the maximum generalized inverse of a Boolean matrix . . . . . . 203--207 W. H. Cunningham An unbounded matroid intersection polyhedron . . . . . . . . . . . . . . . 209--215 I-wen Kuo A note on factorizations of singular $M$-matrices . . . . . . . . . . . . . . 217--220 Larry J. Gerstein A local approach to matrix equivalence 221--232 George Phillip Barker Common solutions to the Lyapunov equations . . . . . . . . . . . . . . . 233--235 Ronald L. Smith Moore--Penrose inverses of block circulant and block $k$-circulant matrices . . . . . . . . . . . . . . . . 237--245 Prem S. Puri and V. Ramaswami Maximum and minimum weighted diagonal sums of certain non-negative matrices 247--266 C. E. Langenhop The inverse of a matrix polynomial . . . 267--284 L. Carlitz and John H. Hodges Enumeration of matrices of given rank with submatrices of given rank . . . . . 285--291 Anonymous Author index to volume 16 . . . . . . . 293
I-wen Kuo The Moore--Penrose inverses of singular $M$-matrices . . . . . . . . . . . . . . 1--14 Shmuel Friedland Inverse Eigenvalue Problems . . . . . . 15--51 Peter J. Moylan Matrices with positive principal minors 53--58 B. A. F. Wehrfritz Finite central height in linear groups 59--64 A. Charnes and Daniel Granot and Frieda Granot A primal algorithm for interval linear-programming problems . . . . . . 65--78 E. C. Johnsen Essentially stochastic matrices --- factorizations into elementary and quasi-elementary matrices . . . . . . . 79--93 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
Z. V. Kovarik Minimal Compatible Solutions of Linear Equations . . . . . . . . . . . . . . . 95--106 Vlastimil Dlab and Claus Michael Ringel Normal forms of real matrices with respect to complex similarity . . . . . 107--124 P. A. Fillmore and Domingo A. Herrero and W. E. Longstaff The hyperinvariant subspace lattice of a linear transformation . . . . . . . . . 125--132 Max Mlynarski A note on matricial minimality . . . . . 133--138 Jane Gilman A matrix representation for automorphisms of compact Riemann surfaces . . . . . . . . . . . . . . . . 139--147 H. Van de Vel Numerical Treatment of a Generalized Vandermonde System of Equations . . . . 149--179 Hans P. Rehm On Ochoa's special matrices in matrix classes . . . . . . . . . . . . . . . . 181--188
Anonymous Alston S. Householder Award (1977) --- Final Notice . . . . . . . . . . . . . . 189 S. K. Stein Modified linear dependence and the capacity of a cyclic graph . . . . . . . 191--195 Larry Nazareth Unified approach to unconstrained minimization via basic matrix factorizations . . . . . . . . . . . . . 197--232 Christoph Zenger Minimal subadditive inclusion domains for the eigenvalues of matrices . . . . 233--268 Jeffrey Rackusin and William Watkins Linear maps on matrices: the invariance of symmetric polynomials . . . . . . . . 269--276 David Gottlieb and Max D. Gunzburger On the matrix equations $ A H + H A^* = A^* H + H A = I $ . . . . . . . . . . . 277--282 Robert Grone A note on the dimension of an orbital subspace . . . . . . . . . . . . . . . . 283--286 Russell Merris Nonzero decomposable symmetrized tensors 287--292 Anonymous Author Index to Volume 17 . . . . . . . 293
Moshe Goldberg and E. G. Straus Elementary inclusion relations for generalized numerical ranges . . . . . . 1--24 D. W. Sharpe Grade and the theory of linear equations 25--32 Chandler Davis Geometric approach to a dilation theorem 33--43 Richard S. Varga A note on an open question on $ \omega $- and $ \tau $-matrices . . . . . . . . 45--52 Stephen L. Campbell On continuity of the Moore--Penrose and Drazin generalized inverses . . . . . . 53--57 Béla Uhrin A characterization of finite Chebyshev sequences in $ R^n $ . . . . . . . . . . 59--74 R. A. Willoughby The inverse $M$-matrix problem . . . . . 75--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
Joseph B. Kruskal Three-way arrays: rank and uniqueness of trilinear decompositions, with application to arithmetic complexity and statistics . . . . . . . . . . . . . . . 95--138 Hans Schneider The concepts of irreducibility and full indecomposability of a matrix in the works of Frobenius, König and Markov . . 139--162 Wolfgang Wasow Arnold's canonical matrices and the asymptotic simplification of ordinary differential equations . . . . . . . . . 163--170 Avraham Feintuch One-dimensional perturbations of cyclic operators . . . . . . . . . . . . . . . 171--174 R. J. Plemmons $M$-matrix characterizations. I. Nonsingular $M$-matrices . . . . . . . . 175--188
Peter Lancaster A Fundamental Theorem on Lambda-Matrices with Applications --- I. Ordinary Differential Equations with Constant Coefficients . . . . . . . . . . . . . . 189--211 Peter Lancaster A Fundamental Theorem on Lambda-Matrices with Applications --- II. Difference Equations with Constant Coefficients . . 213--222 Man Kam Kwong Conditions under which the order of two non-negative Hermitian matrices is preserved when taking integral powers 223--228 John A. R. Holbrook Distortion coefficients for cryptocontractions . . . . . . . . . . . 229--256 Wai-Sin Ching Linear equations over commutative rings 257--266 Christina A. Bahl and Bryan E. Cain The inertia of diagonal multiples of $ 3 \times 3 $ real matrices . . . . . . . . 267--280 John S. McMath and S. E. Sins and C. R. Hallum On the properties of a matrix valued derivative utilizing the Moore--Penrose inverse . . . . . . . . . . . . . . . . 281--291 Anonymous Referee list: August 1977 . . . . . . . 292 Anonymous Author index to volume 18 . . . . . . . 293
Jean Bellissard and Bruno Iochum and Ricardo Lima Homogeneous and facially homogeneous self-dual cones . . . . . . . . . . . . 1--16 Emeric Deutsch and Max Mlynarski Matricial logarithmic derivatives . . . 17--31 Richard A. Brualdi and Geoffrey M. Lee On the truncated assignment polytope . . 33--62 J. van Leeuwen and P. van Emde Boas Some elementary proofs of lower bounds in complexity theory . . . . . . . . . . 63--80 C. S. Ballantine Products of idempotent matrices . . . . 81--86 Moshe Roitman A problem on conjugacy of matrices . . . 87--89 Egon Scheffold Eine Abschätzung für die subdominanten eigenwerte nichtnegativer matrizen. (German) [An estimate for the subdominant eigenvalues of nonnegative matrices] . . . . . . . . . . . . . . . 91--93 Anonymous Editorial board . . . . . . . . . . . . ifc--ifc
M. Neumann Some applications of partial orderings to iterative methods for rectangular linear systems . . . . . . . . . . . . . 95--116 C. S. Ballantine Numerical range of a matrix: some effective criteria . . . . . . . . . . . 117--188
John A. R. Holbrook Distortion coefficients for crypto-unitary operators . . . . . . . . 189--205 Roger W. Brockett and David Dobkin On the optimal evaluation of a set of bilinear forms . . . . . . . . . . . . . 207--235 François Robert Théor\`emes de Perron--Frobenius et Stein--Rosenberg booléens. (French) [Perron--Frobenius and Stein--Rosenberg Boolean theorems] . . . . . . . . . . . 237--250 F. S. Cater Products of central collineations . . . 251--274 Uri Fixman and Frank Okoh Extensions of pairs of linear transformations between infinite-dimensional vector spaces . . . 275--291 Anonymous Author index to volume 19 . . . . . . . 293
I. Gohberg and P. Lancaster and L. Rodman Spectral Analysis of Matrix Polynomials --- I. Canonical Forms and Divisors . . 1--44 Peter Botta Linear maps that preserve singular and nonsingular matrices . . . . . . . . . . 45--49 Cony M. Lau and Thomas L. Markham Factorization of nonnegative matrices --- II . . . . . . . . . . . . . . . . . 51--56 Robert E. Hartwig Spectral inverses and the row-space equations . . . . . . . . . . . . . . . 57--68 P. G. Spain Solving an operator equation by iteration . . . . . . . . . . . . . . . 69--70 Anneli Lax and Peter D. Lax On sums of squares . . . . . . . . . . . 71--75 Russell Merris Applications of spherical functions in multilinear algebra . . . . . . . . . . 77--86 James D. Stafney Functions of a matrix and their norms 87--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
G. P. Barker and L. Q. Eifler and T. P. Kezlan A non-commutative spectral theorem . . . 95--100 Harald K. Wimmer Jordan--Ketten und realisierungen rationaler matrizen . . . . . . . . . . 101--110 Ikuyo Kaneko Linear complementarity problems and characterizations of Minkowski matrices 111--129 Hans-Bernhard Meyer Matrix Riccati solutions . . . . . . . . 131--146 Dragomir \vZ. Djokovi\'c Classification of pairs consisting of a linear and a semilinear map . . . . . . 147--165 Stephen L. Campbell and Carl D. Meyer, Jr. Weak Drazin inverses . . . . . . . . . . 167--178 R. B. Kellogg and A. B. Stephens Complex eigenvalues of a non-negative matrix with a specified graph . . . . . 179--187
B. Tromborg and S. Waldenstròm Bounds on the diagonal elements of a unitary matrix . . . . . . . . . . . . . 189--195 Abraham Berman and Anton Kotzig The length of a (0, 1) matrix . . . . . 197--203 Herbert A. Robinson Multilinear transformation on matrices 205--218 Shmuel Friedland and Charles A. Micchelli Bounds on the solutions of difference equations and spline interpolation at knots . . . . . . . . . . . . . . . . . 219--251 G. W. Cross Three types of matrix stability . . . . 253--263 Tony F. Heinz Topological properties of orthostochastic matrices . . . . . . . . 265--269 Anonymous Author index to volume 20 . . . . . . . 271 Anonymous Author index for volumes 1--20 . . . . . 275--292
Anonymous The Alston S. Householder award . . . . 1 Harvey Cohn Ternary forms as invariants of Markoff forms and other SL $_2$ (Z)-bundles . . 3--12 Ikuyo Kaneko A reduction theorem for the linear complementarity problem with a certain patterned matrix . . . . . . . . . . . . 13--34 T. E. S. Raghavan Completely mixed games and $M$-matrices 35--45 Jacques A. Ferland Matrix criteria for pseudoconvex functions in the class $ C^2 $ . . . . . 47--57 Stephen A. Wiitala Factorization of involutions in characteristic two orthogonal groups: an application of the Jordan form to group theory . . . . . . . . . . . . . . . . . 59--64 I. Gohberg and P. Lancaster and L. Rodman Spectral Analysis of Matrix Polynomials --- II. The Resolvent Form and Spectral Divisors . . . . . . . . . . . . . . . . 65--88 John Daughtry Isolated solutions of quadratic matrix equations . . . . . . . . . . . . . . . 89--94 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc
J. G. Horne On ideals of cone preserving maps . . . 95--109 J. G. Horne On the automorphism group of a cone . . 111--121 C. P. Huang Computing Powers of Arbitrary Hessenberg Matrices . . . . . . . . . . . . . . . . 123--134 Biswa Nath Datta Stability and $D$-stability . . . . . . 135--141 M. H. Lim and Hock Ong Linear transformations on symmetric matrices that preserve the permanent . . 143--151 B. R. McDonald Similarity of matrices over Artinian principal ideal rings . . . . . . . . . 153--162 Abraham Berman and Robert C. Ward ALPS: Classes of stable and semipositive matrices . . . . . . . . . . . . . . . . 163--174 J. V. Brawley and R. O. Gamble Involutory matrices over finite commutative rings . . . . . . . . . . . 175--188
Tibor Gallai The life and scientific work of Dénes König (1884--1944) . . . . . . . . . . . 189--205 Michael M. Kostreva Block pivot methods for solving the complementarity problem . . . . . . . . 207--215 Marvin Marcus and Ivan Filippenko Nondifferentiable boundary points of the higher numerical range . . . . . . . . . 217--232 A. Berman and R. S. Varga and R. C. Ward A L P S: Matrices with nonpositive off-diagonal entries . . . . . . . . . . 233--244 C. de Boor and G. H. Golub The numerically stable reconstruction of a Jacobi matrix from spectral data . . . 245--260 W. D. Hoskins and D. S. Meek Order invariant properties of some matrices . . . . . . . . . . . . . . . . 261--269 R. Yarlagadda Stabilization of matrices . . . . . . . 271--288 Peter M. Gibson Real permanental roots of doubly stochastic matrices . . . . . . . . . . 289--291 Anonymous Author index to volume 21 . . . . . . . 293
Anonymous Editorial Board . . . . . . . . . . . . ii Ronald L. Smith The Moore--Penrose inverse of a retrocirculant . . . . . . . . . . . . . 1--8 Thomas D. Howell Global properties of tensor rank . . . . 9--23 Pavla Mizori-Oblak and Ivan Vidav On entire matrix-valued functions . . . 25--31 Bit-Shun Shun Tam On indecomposable subcones . . . . . . . 33--40 Carl D. Meyer, Jr. An alternative expression for the mean first passage matrix . . . . . . . . . . 41--47 Emeric Deutsch On the spread of matrices and polynomials . . . . . . . . . . . . . . 49--55 S. Barnett and E. I. Jury Inners and Schur complement . . . . . . 57--63 K. Truemper and R. Chandrasekaran Local unimodularity of matrix-vector pairs . . . . . . . . . . . . . . . . . 65--78 Guido Claessens On the location of the zeros of a generalized polynomial . . . . . . . . . 79--88 B. N. Datta An elementary proof of the stability criterion of Liénard and Chipart . . . . 89--96 John A. Feroe A spectral radius theorem for matrix seminorms . . . . . . . . . . . . . . . 97--103 H. L. Claasen The multiplications in $ {\rm GF}(q)[x] / (a(x)) $ considered as linear transformations . . . . . . . . . . . . 105--123 Daniel Batigne Integral generalized inverses of integral matrices . . . . . . . . . . . 125--134 K. Balasubramanian On equality of some elements in matrices 135--138 C. D. Meyer, Jr. and M. W. Stadelmaier Singular $M$-matrices and inverse positivity . . . . . . . . . . . . . . . 139--156 W. G. Bridges Algebraic duality theorems with combinatorial applications . . . . . . . 157--162 Norman L. Hills Transposing a matrix by similarity operations . . . . . . . . . . . . . . . 163--166 Brian D. O. Anderson Structure of a class of unimodular matrices . . . . . . . . . . . . . . . . 167--174 David K. Baxter The existence of matrices with prescribed characteristic and permanental polynomials . . . . . . . . 175--189 David W. Fox The convexity of the range of three Hermitian forms and of the numerical range of sesquilinear forms . . . . . . 191--194 John Maroulas and Stephen Barnett Greatest common divisor of generalized polynomials and polynomial matrices . . 195--210 George Phillip Barker Perfect cones . . . . . . . . . . . . . 211--221 Bill Lyle A linear-algebra problem from algebraic coding theory . . . . . . . . . . . . . 223--233 B. N. Datta On the Routh--Hurwitz--Fujiwara and the Schur--Cohn--Fujiwara theorems for the root-separation problem . . . . . . . . 235--245 Ki Hang Kim and Fred W. Roush Inverses of Boolean matrices . . . . . . 247--262 David J. Houck and Michael E. Paul Non-singular $0$--$1$ matrices with constant row and column sums . . . . . . 263--266 Jong-Shi Shi Pang On cone orderings and the linear complementarity problem . . . . . . . . 267--281 Osita D. I. Nwokah Estimates for the inverse of a matrix and bounds for eigenvalues . . . . . . . 283--291 Eva Achilles Doubly stochastic matrices with some equal diagonal sums . . . . . . . . . . 293--296 Anonymous Author index to volume 22 . . . . . . . 297 Anonymous Referee list: June 1978 . . . . . . . . 298
Anonymous Editorial Board . . . . . . . . . . . . ii Uriel G. Rothblum An index classification of $ {M}$-matrices . . . . . . . . . . . . . 1--12 Rajnikant Patel and Mitsuhiko Toda Trace inequalities involving Hermitian matrices . . . . . . . . . . . . . . . . 13--20 M. Neumann and R. J. Plemmons Generalized inverse-positivity and splittings of $ {M}$-matrices . . . . . 21--35 S. K. Jain and V. K. Goel and Edward K. Kwak Nonnegative $m$ th roots of nonnegative $0$-symmetric idempotent matrices . . . 37--51 Richard Sinkhorn A relationship between stochastic matrices and eigenvalues of products . . 53--63 Uriel G. Rothblum A rank characterization of the number of final classes of a nonnegative matrix 65--68 G. W. Stewart Perturbation Bounds for the Definite Generalized Eigenvalue Problem . . . . . 69--85 Albert Bode Symmetrien und antisymmetrien der Robert'schen Quasiordnung in matrizenräumen. (German) [Symmetries and antisymmetries in Robert's quasiorder in matrix spaces] . . . . . . . . . . . . . 87--99 Paolo Zellini On the optimal computation of a set of symmetric and persymmetric bilinear forms . . . . . . . . . . . . . . . . . 101--119 W. D. Hoskins and D. S. Meek and D. J. Walton High-order iterative methods for the solution of the matrix equation $ X A + A Y = F $ . . . . . . . . . . . . . . . 121--139 Charles A. Micchelli and R. A. Willoughby On functions which preserve the class of Stieltjes matrices . . . . . . . . . . . 141--156 David J. Houck and Michael E. Paul On a theorem of de Bruijn and Erd\Hos 157--165 Stephen L. Campbell Limit behavior of solutions of singular difference equations . . . . . . . . . . 167--178 Ki Hang Kim and Fred W. Roush On a conjecture of Erd\Hos and Rényi . . 179--189 S. V. Phadke and N. K. Thakare Generalized inverses and operator equations . . . . . . . . . . . . . . . 191--199 Jong-Shi Pang Hidden $Z$-matrices with positive principal minors . . . . . . . . . . . . 201--215 W. D. Hoskins and D. J. Walton Methods for solving the matrix equation $ T B + C T = - A $ and its generalizations . . . . . . . . . . . . 217--225 N. J. Young Norms of powers of matrices with constrained spectra . . . . . . . . . . 227--244 William H. Gustafson Roth's theorems over commutative rings 245--251 Ronald L. Smith Factorization of symmetric singular $ {M}$-matrices . . . . . . . . . . . . . 253--259 JoAnn Turisco Quadratic mappings of spheres . . . . . 261--274 J. R. Partington Hermitian operators for absolute norms and absolute direct sums . . . . . . . . 275--280 Anonymous Author index to volume 23 . . . . . . . 281--282
R. C. Thompson Interlacing inequalities for invariant factors . . . . . . . . . . . . . . . . 1--31 E. Marques de Sá Imbedding conditions for $ \lambda $-matrices . . . . . . . . . . . . . . . 33--50 Richard A. Brualdi and Mark B. Hedrick A unified treatment of nearly reducible and nearly decomposable matrices . . . . 51--73 Charles R. Johnson and Frank Thomson Leighton and Herbert A. Robinson Sign patterns of inverse-positive matrices . . . . . . . . . . . . . . . . 75--83 J. A. Dias da Silva Conditions for equality of decomposable symmetric tensors . . . . . . . . . . . 85--92 Yasuhiko Ikebe On Inverses of Hessenberg Matrices . . . 93--97 J. K. Baksalary and R. Kala Two relations between oblique and $ \Lambda $-orthogonal projectors . . . . 99--103 Tetsuro Yamamoto and Yasuhiko Ikebe Inversion of band matrices . . . . . . . 105--111 Moshe Goldberg and E. G. Straus Norm properties of $C$-numerical radii 113--131 Jens Lorenz and Wolfgang Mackens Toeplitz matrices with totally nonnegative inverses . . . . . . . . . . 133--141 Arnold Schönhage Arbitrary perturbations of Hermitian matrices . . . . . . . . . . . . . . . . 143--149 David J. Houck and Arthur O. Pittenger Analytic proofs of a network feasibility theorem and a theorem of Fulkerson . . . 151--156 I. Gohberg and L. Rodman On the spectral structure of monic matrix polynomials and the extension problem . . . . . . . . . . . . . . . . 157--172 D. W. Nicholson Eigenvalue bounds for $ A B + B A $, with $A$, $B$ positive definite matrices 173--184 R. E. Cline and R. E. Funderlic The rank of a difference of matrices and associated generalized inverses . . . . 185--215 A. Duane Porter and Nick Mousouris Ranked solutions of $ A X C = B $ and $ A X = B $ . . . . . . . . . . . . . . . 217--224 Floyd L. Christian, Jr. A $k$-measure of irreducibility and doubly stochastic matrices . . . . . . . 225--237 C. B. García and W. I. Zangwill On univalence and $P$-matrices . . . . . 239--250 G. Avdelas and A. Hadjidimos Jordan--Wachspress parameters in three dimensions . . . . . . . . . . . . . . . 251--261 E. Marques de Sá On the existence of matrices with constrained elements, rows and columns 263--270 Zdislav V. Kovarik Manifolds of linear involutions . . . . 271--287 Anonymous Author index to volume 24 . . . . . . . 289
Anonymous Editorial Board . . . . . . . . . . . . ii Frank Okoh Direct sums and direct products of canonical pencils of matrices . . . . . 1--26 Benjamin Arazi Some properties of Hadamard matrices generated recursively by Kronecker products . . . . . . . . . . . . . . . . 27--39 J. K. Baksalary and R. Kala The matrix equation $ A X - Y B = C $ 41--43 Sujit Kumar Mitra and Madan L. Puri Shorted operators and generalized inverses of matrices . . . . . . . . . . 45--56 Philip J. Davis Cyclic transformations of $n$-gons and related quadratic forms . . . . . . . . 57--75 S. R. Searle On inverting circulant matrices . . . . 77--89 F. Calogero and A. M. Perelomov Some Diophantine relations involving circular functions of rational angles 91--94 K. N. Majindar Linear Combinations of Hermitian and Real Symmetric Matrices . . . . . . . . 95--105 E. A. Wibker and R. B. Howe and J. D. Gilbert Explicit solutions to the reverse order law $ (A B)^+ = B_{mr}^- A_{lr}^- $ . . 107--114 V. Hien Nguyen and J.-J. Strodiot Some properties of a uniformly linearly independent sequence of subspaces . . . 115--127 H. Shapiro Simultaneous block triangularization and block diagonalization of sets of matrices . . . . . . . . . . . . . . . . 129--137 Gin-Hor Hor Chan $ (k)$-characters and the triviality of symmetry classes . . . . . . . . . . . . 139--149 O. L. Mangasarian Uniqueness of solution in linear programming . . . . . . . . . . . . . . 151--162 Jong-Shi Shi Pang A new characterization of real $ {H}$-matrices with positive diagonals 163--167 Thomas J. Laffey A normality criterion for an algebra of matrices . . . . . . . . . . . . . . . . 169--174 L. M. Kelly and L. T. Watson $ {Q}$-matrices and spherical geometry 175--189 F. R. Giles and W. R. Pulleyblank Total dual integrality and integer polyhedra . . . . . . . . . . . . . . . 191--196 Kai Wang On the generalizations of circulants . . 197--218 Frank Uhlig A Recurring Theorem about Pairs of Quadratic Forms and Extensions: a Survey 219--237 S. Friedland and A. A. Melkman On the eigenvalues of nonnegative Jacobi matrices . . . . . . . . . . . . . . . . 239--253 M. Ishaq and Russell Merris Matrix functions afforded by entries of unitary representations . . . . . . . . 255--269 Emilie Haynsworth and J. R. Wall Group inverses of certain nonnegative matrices . . . . . . . . . . . . . . . . 271--288 K. H. Kim and F. W. Roush The group-theoretic complexity of subsemigroups of Boolean matrices . . . 289--297 Anonymous Author index to volume 25 . . . . . . . 299
Anonymous Editorial Board . . . . . . . . . . . . ii Anonymous Letters in linear algebra . . . . . . . 1 M. Neumann A note on generalizations of strict diagonal dominance for real matrices . . 3--14 Ezio Marchi and Pablo Tarazaga About $ (k, n) $ stochastic matrices . . 15--30 Paolo Zellini On some properties of circulant matrices 31--43 Allan B. Cruse On removing a vertex from the assignment polytope . . . . . . . . . . . . . . . . 45--57 Erich W. Ellers Products of two involutory matrices over skewfields . . . . . . . . . . . . . . . 59--63 Robert C. Thompson Singular values and diagonal elements of complex symmetric matrices . . . . . . . 65--106 Mohan S. Putcha Quadratic semigroups on affine spaces 107--121 L. Elsner On some algebraic problems in connection with general eigenvalue algorithms . . . 123--138 W. D. Hoskins and D. J. Walton A faster, more stable method for computing the $p$ th roots of positive definite matrices . . . . . . . . . . . 139--163 G. D. Poole and G. P. Barker MP matrices . . . . . . . . . . . . . . 165--174 Gerard Sierksma Nonnegative matrices: the open Leontief model . . . . . . . . . . . . . . . . . 175--201 T. Ando Concavity of certain maps on positive definite matrices and applications to Hadamard products . . . . . . . . . . . 203--241 Delia Flores De Chela Generalized inverses on normed vector spaces . . . . . . . . . . . . . . . . . 243--263 A. van der Sluis Gershgorin domains for partitioned matrices . . . . . . . . . . . . . . . . 265--280 P. Holgate Canonical multiplication in the genetic algebra for linked loci . . . . . . . . 281--287 A. I. Mees and D. P. Atherton Domains containing the field of values of a matrix . . . . . . . . . . . . . . 289--296 Anonymous Author index to volume 26 . . . . . . . 297
M. D. Atkinson and N. M. Stephens On the maximal multiplicative complexity of a family of bilinear forms . . . . . 1--8 Nobuo Shinozaki and Masaaki Sibuya Further results on the reverse-order law 9--16 Michael Doob and Drago\vs Cvetkovi\'c On spectral characterizations and embeddings of graphs . . . . . . . . . . 17--26 W. E. Longstaff On the operation Alg Lat in finite dimensions . . . . . . . . . . . . . . . 27--29 B. Friedlander and M. Morf and T. Kailath and L. Ljung New inversion formulas for matrices classified in terms of their distance from Toeplitz matrices . . . . . . . . . 31--60 Gary L. Mullen Equivalence classes of matrices over finite fields . . . . . . . . . . . . . 61--68 Yik-Hoi Hoi Au-Yeung and Yiu-Tung Tung Poon $ 3 \times 3 $ orthostochastic matrices and the convexity of generalized numerical ranges . . . . . . . . . . . . 69--79 Marvin Marcus Variations on the Cauchy--Schwarz inequality . . . . . . . . . . . . . . . 81--91 József Abaffy One class of dual matrix methods . . . . 93--102 P. Van Dooren The Computation of Kronecker's Canonical Form of a Singular Pencil . . . . . . . 103--140 Hans-Joachim Werner On the matrix monotonicity of generalized inversion . . . . . . . . . 141--145 Rajendra Bhatia and Kalyan K. Mukherjea On the rate of change of spectra of operators . . . . . . . . . . . . . . . 147--157 A. Felzenbaum and A. Tamir Cyclic permutations and nearly symmetric integer vectors . . . . . . . . . . . . 159--166 K. Veseli\'c On real eigenvalues of real tridiagonal matrices . . . . . . . . . . . . . . . . 167--171 T. Ando Generalized Schur complements . . . . . 173--186 K. H. Kim An extension of the Dulmage--Mendelsohn theorem . . . . . . . . . . . . . . . . 187--197 T. N. E. Greville and W. F. Trench Band matrices with Toeplitz inverses . . 199--209 Wayne W. Barrett A theorem on inverses of tridiagonal matrices . . . . . . . . . . . . . . . . 211--217 William H. Gustafson and Julius M. Zelmanowitz On matrix equivalence and matrix equations . . . . . . . . . . . . . . . 219--224 Dennis R. Estes Determinants of Galois automorphisms of maximal commutative rings of $ 2 \times 2 $ matrices . . . . . . . . . . . . . . 225--243 Allan Pinkus Matrices and $n$-Widths . . . . . . . . 245--278 Anonymous Author index to volume 27 . . . . . . . 279
Anonymous Editorial Board . . . . . . . . . . . . ii G. W. Stewart Preface: A. S. Householder . . . . . . . 1--3 + 1 N. Anderson and E. B. Saff and R. S. Varga On the Eneström--Kakeya Theorem and its Sharpness . . . . . . . . . . . . . . . 5--16 Randolph E. Bank An automatic scaling procedure for a D'Yakanov--Gunn iteration scheme . . . . 17--33 J. V. Brawley A note on polynomial matrix functions over a finite field . . . . . . . . . . 35--38 J. L. Brenner and Edward T. H. Wang Permanental pairs of doubly stochastic matrices. II . . . . . . . . . . . . . . 39--41 David H. Carlson and Biswa Nath Datta The Lyapunov matrix equation $ S A + A^* S = S^* B^* B S $ . . . . . . . . . . . 43--52 Dragomir \vZ. Djokovi\'c and Jerry Malzan Products of reflections in the general linear group over a division ring . . . 53--62 Shmuel Friedland A characterization of transform absolute norms . . . . . . . . . . . . . . . . . 63--68 John D. Fulton Generalized inverses of matrices over fields of characteristic two . . . . . . 69--76 R. E. Funderlic Some characterizations of orthant monotonic norms . . . . . . . . . . . . 77--83 Gene H. Golub and Charles F. Van Loan Unsymmetric Positive Definite Linear Systems . . . . . . . . . . . . . . . . 85--97 Ole H. Hald Numerical solution of the Gel'fand--Levitan equation . . . . . . . 99--111 Harry Hochstadt On the construction of a Jacobi matrix from mixed given data . . . . . . . . . 113--115 Charles R. Johnson Power inequalities and spectral dominance of generalized matrix norms 117--130 Thomas L. Markham Two properties of $ {M}$-matrices . . . 131--134 D. W. Masser and M. Neumann On the square roots of strictly quasiaccretive complex matrices . . . . 135--140 Henryk Minc On a conjecture of R. F. Scott (1881) 141--153 Ingram Olkin Matrix extensions of Liouville--Dirichlet-type integrals . . 155--160 G. N. de Oliveira and J. A. Dias da Silva Conditions for equality of decomposable symmetric tensors. II . . . . . . . . . 161--176 James M. Ortega and Robert J. Plemmons Extensions of the Ostrowski--Reich theorem for SOR iterations . . . . . . . 177--191 Vlastimil Pták A maximum problem for matrices . . . . . 193--204 C. Ryavec Inequalities for the zeros of Dirichlet $ {L}$-functions . . . . . . . . . . . . 205--211 G. W. Stewart A Note on the Perturbation of Singular Values . . . . . . . . . . . . . . . . . 213--216 J. Stoer Two examples on the convergence of certain rank-$2$ minimization methods for quadratic functionals in Hilbert space . . . . . . . . . . . . . . . . . 217--222 Maurice Tchuente Parallel calculation of a linear mapping on a computer network . . . . . . . . . 223--247 R. C. Thompson Principal minors of complex symmetric and skew matrices . . . . . . . . . . . 249--255 A. van der Sluis and G. W. Veltkamp Restoring Rank and Consistency by Orthogonal Projection . . . . . . . . . 257--278 José Vitória Matricial norms and the differences between the zeros of determinants with polynomial elements . . . . . . . . . . 279--283 J. H. Wilkinson Kronecker's canonical form and the $ {QZ} $ algorithm . . . . . . . . . . . . 285--303 Anonymous Author index to volumes 23--28, 1979 . . 305--309 Anonymous Title index to volumes 23--28, 1979 . . 310--312 Anonymous Referee list . . . . . . . . . . . . . . 313