Communications of the ACM

NPL: highlights of a new programming language

George Radin, H. Paul Rogoway
Pages 9-17

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Mechanization of tedious algebra: the Newcomb operators of planetary theory

J. M. Gerard, M. P. Barnett, I. G. Izsak
Pages 27-32

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Reducing truncation errors using cascading accumulators

D. R. Ross
Pages 32-33

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Subroutine assembly

P. A. Samet
Page 34

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Code structures for protection and manipulation of variable-length items

C. V. Ramamoorthy
Pages 35-38

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Pracniques: automated plotting of flow-charts on a small computer

H. E. Anderson
Pages 38-39

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Pracniques: simulation of Boolean functions in a decimal computer

M. Morris Mano
Pages 39-40

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Pracniques: further remarks on reducing truncation errors

W. Kahan
Page 40

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Use of decision tables in computer programming

H. W. Kirk
Pages 41-43

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Boundary networks

R. G. Loomis
Pages 44-48

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Remote, online, real-time computer diagnosis of the clinical electrocardiogram

Gerald H. Whipple, Hirosh Horibe, James F. Dickson, Lawrence Stark
Pages 49-52

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Answering English questions by computer: a survey

R. F. Simmons
Pages 53-70

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Letters to the editor: calculating E on a small computer

D. M. Collison
Pages 71-72

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Letters to the editor: a reaction to Juncosa's proposal for ACM publications

Robert C. Payne
Page 71

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Letters to the editor: suggestions for ACM's long-term growth

Peter Warburton
Page 71

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Letters to the editor: further results on computer construction of school timetables

A. K. Duncan
Page 72

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Proposed American standard—character set for optical character recognition

S. Gorn
Pages 18-26

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