Ashenhurst Robert Ledgard Henry (14 results)

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 637 - 696. Communications of the ACM: Volume 22, Number 12, December 1979. In this issue: Special Issue on Electronic Funds Transfer. See our listings for more issues of this journal.

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 547 - 586. Communications of the ACM: Volume 22, Number 10, October 1979. In this issue: 1979 ACM Award Winners; Line Numbers Made Cheap; On the Proof of Correctness of a Calendar Program; An Algorithm for Planning Collision-Free Paths Among Polyhedral Obstacles; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 495 - 546. Communications of the ACM: Volume 22, Number 9, September 1979. In this issue: On the Crisis in Experimental Computer Science; On Improving the Worst Case Running Time of the Boyer-Moore String Matching Algorithm; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 447 - 494. Communications of the ACM: Volume 22, Number 8, August 1979. In this issue: Self-Assessment VI; The Paradigms of Programming; Secure Personal Computing in an Insecure Network; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. Color cover illustration. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 1 - 64. Communications of the ACM: Volume 23, Number 1, January 1980. In this issue: Performance Statistics of a Time-Sharing Network at a Small University; Scan Line Methods for Displaying Parametrically Defined Surfaces; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 65 - 140. Communications of the ACM: Volume 23, Number 2, February 1980. In this issue: Pilot: An Operating System for a Personal Computer; Specification and Verification of the UCLA Unix Security Kernel ; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 141 - 196. Communications of the ACM: Volume 23, Number 3, March 1980. In this issue: Tribute to John W. Mauchly 1907-1980; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 261- 320. Communications of the ACM: Volume 23, Number 5, May 1980. In this issue: The Structure of Modular Programs; Hierarchical Binary Search; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. One article has several of the references underlined in ink; there is a phone number written on the back cover. Otherwise, pages are clean and unmarked. Pages 365 - 428. Communications of the ACM: Volume 23, Number 7, July 1980. In this issue: KEKOPEN, an Open Batch Processing System at KEK; On Folk Theorems; The Keystroke-Level Model for User Performance Time with Interactive Systems; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 429 - 492. Communications of the ACM: Volume 23, Number 8, August 1980. In this issue: MCOBOL, a Prototype Macro Facility for COBOL; The 1979 ACM Turing Award Lecture, Notation as a Tool of Thought; The Computer Language Mathsy and Applications to Solid State Physics; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 333 - 389. Communications of the ACM: Volume 22, Number 6, June 1979. In this issue: A Model for Automating File and Program Design in Business Application Systems; High Level Programming for Distributed Computing; The Cyclic Order of Vertices as an Aid in Scene Analysis; and other articles. See our listings for more issues of this journal.

Condition: Good. Good+. 1979 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have moderate edge and surface wear. Pages clean and unmarked. Pages 271 - 332. Communications of the ACM: Volume 22, Number 5, May 1979. In this issue: Social Processes and Proofs of Theorems and Programs; Consumer Difficulties with Computerized Transactions: an Empirical Investigation; Reasoning About Arrays; A Model for and Discussion of Multi-Interpreter Systems; and other articles. See our listings for more issues of this journal.

Condition: Very Good. Very Good. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have light edge and surface wear. Pages clean and unmarked. Pages 197 - 260. Communications of the ACM: Volume 23, Number 4, April 1980. In this issue: Multidimensional Divide-and-Conquer; A Unifying Look at Data Structures; and other articles. See our listings for more issues of this journal.

Condition: Very Good. Very Good. 1980 Association for Computing Machinery. Softcover. Periodical issue. NOT ex-library. Black and white illustrations. High-quality paper. Binding tight. Spine NOT creased. Corners lightly bumped. Covers have light edge and surface wear. Pages clean and unmarked. Pages 493 - 542. Communications of the ACM: Volume 23, Number 9, September 1980. In this issue: On Folk Theorems and Folk Myths; A Virtual Operating System; Computer System Design Using a Hierarchical Approach to Performance Evaluation; and other articles. See our listings for more issues of this journal.