Journal of the ACM, Volume 23, 1976
Volume 23, Number 1, January 1976
Alfred V. Aho, Daniel S. Hirschberg, Jeffrey D. Ullman: Bounds on the Complexity of the Longest Common Subsequence Problem. 1-12
M. Dennis Mickunas: On the Complete Covering Problem for LR(k)Grammars. 17-30
Julian R. Ullmann: An Algorithm for Subgraph Isomorphism. 31-42
Robert A. Wagner: A Shortest Path Algorithm for Edge-Sparse Graphs. 50-57
Alberto Martelli: A Gaussian Elimination Algorithm for the Enumeration of Cut Sets in a Graph. 58-73
Narsingh Deo: Note on Hopcroft and Tarjan's Planarity Algorithm. 74-75
Kenny S. Crump: Numerical Inversion of Laplace Transforms Using a Fourier Series Approximation. 89-96
Dominique Potier, Erol Gelenbe, Jacques Lenfant: Adaptive Allocation of Central Processing Unit Quanta. 97-102
R. A. Cody, Edward G. Coffman Jr.: Record Allocation for Minimizing Expected Retrieval Costs on Drum-Like Storage Devices. 103-115
Sartaj Sahni: Algorithms for Scheduling Independent Tasks. 116-127
Daniel S. Hirschberg, C. K. Wong: A Polynomial-Time Algorithm for the Knapsack Problem with Two Variables. 147-154
Britton Harris: A Code for the Transportation Problem of Linear Programming. 155-157
Susan L. Graham, Mark N. Wegman: A Fast and Usually Linear Algorithm for Global Flow Analysis. 172-202
Christoph M. Hoffmann, Lawrence H. Landweber: A Completeness Theorem for Straight-Line Programs with Structured Variables. 203-220
Volume 23, Number 2, April 1976
Harold N. Gabow: An Efficient Implementation of Edmonds' Algorithm for Maximum Matching on Graphs. 221-234
Richard G. Larson: Efficiency of Computation of Cayley Tables of 2-Groups. 235-241
Richard P. Brent: Fast Multiple-Precision Evaluation of Elementary Functions. 242-251
H. T. Kung: New Algorithms and Lower Bounds for the Parallel Evaluation of Certain Rational Expressions and Recurrences. 252-261
Edward M. McCreight: A Space-Economical Suffix Tree Construction Algorithm. 262-272
Clement T. Yu, W. S. Luk, T. Y. Cheung: A Statistical Model for Relevance Feedback in Information Retrieval. 273-286
Alan Feldstein, Richard Goodman: Convergence Estimates for the Distribution of Trailing Digits. 287-297
Donald Fraser: Array Permutation by Index-Digit Permutation. 298-309
Marcello Pagano: On the Linear Convergence of a Covariance Factorization Algorithm. 310-316
Ellis Horowitz, Sartaj Sahni: Exact and Approximate Algorithms for Scheduling Nonidentical Processors. 317-327
Thomas G. Price: A Note on the Effect or the Central Processor Service Time Distribution on Processor Utilization in Multiprogrammed Computer Systems. 342-346
Donald L. Iglehart: Simulating Stable Stochastic Systems, VI: Quantile Estimation. 347-360
Kenneth Lloyd Rider: A Simple Approximation to the Average Queue Size in the Time-Dependent M/M/1 Queue. 361-367
Steven L. Horowitz, Theodosios Pavlidis: Picture Segmentation by a Tree Traversal Algorithm. 368-388
Volume 23, Number 3, July 1976
Editor's Note. 397
William H. Joyner Jr.: Resolution Strategies as Decision Procedures. 398-417

Douglas C. Schmidt, Larry E. Druffel: A Fast Backtracking Algorithm to Test Directed Graphs for Isomorphism Using Distance Matrices. 433-445
Peter J. Slater: R-Domination in Graphs. 446-450
William H. Burge: An Analysis of Binary Search Trees Formed from Sequences of Nondistinct Keys. 451-454
Jeff R. Cash: Semi-Implicit Runge-Kutta Procedures with Error Estimates for the Numerical Integration of Stiff Systems of Ordinary Differential Equations. 455-460
M. R. Garey, David S. Johnson: Scheduling Tasks with Nonuniform Deadlines on Two Processors. 461-467
Ta Huu Phuong: Solution of Integer Programs with a Quadratic Objective Function. 468-474
V. Srinivasan: Linear Programming Computational Procedures for Ordinal Regression. 475-487

M. Dennis Mickunas, Ronald L. Lancaster, Victor B. Schneider: Transforming LR(k) Grammars to LR(1), SLR(1), and (1, 1) Bounded Right-Context Grammars. 511-533
David E. Muller, Franco P. Preparata: Restructuring of Arithmetic Expressions For Parallel Evaluation. 534-543
Christos H. Papadimitriou: On the complexity of edge traversing. 544-554

R. A. Cody, Edward G. Coffman Jr.: Errata: ``Record Allocation for Minimizing Expected Retrieval Costs on Drum-Like Storage Devices''. 572
Volume 23, Number 4, October 1976
G. E. Peterson: Theorem Proving with Lemmas. 573-581
Yoram Yakimovsky: Boundary and Object Detection in Real World Images. 599-618
Mark J. Eisner, Dennis G. Severance: Mathematical Techniques for Efficient Record Segmentation in Large Shared Databases. 619-635
D. E. Heller, D. K. Stevenson, J. F. Traub: Accelerated Iterative Methods for the Solution of Tridiagonal Systems on Parallel Computers. 636-654
John L. Bruno: Sequencing Jobs with Stochastic Task Structures on a Single Machine. 655-664

Ben Wegbreit: Verifying Program Performance. 691-699
John P. Hayes: Enumeration of Fanout-Free Boolean Functions. 700-709
Shimon Even, Robert Endre Tarjan: A Combinatorial Problem Which Is Complete in Polynomial Space. 710-719
Richard J. Lipton, Stanley C. Eisenstat, Richard A. DeMillo: Space and Time Hierarchies for Classes of Control Structures and Data Structures. 720-732
Maarten H. van Emden, Robert A. Kowalski: The Semantics of Predicate Logic as a Programming Language. 733-742



