Communications of the ACM

Letters to the editor: Further comment on the computation of least squares polynomials

W. Morven Gentleman
Page 73

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President's letter to the ACM membership

Bernard A. Galler
Pages 74-76

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Translator writing systems

A critical review of recent efforts to automate the writing of translators of programming languages is presented. The formal study of syntax and its application to translator writing are discussed in Section II. Various approaches … Jerome Feldman, David Gries
Pages 77-113

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Algorithms: Algorithm 320:Harmonic analysis for symmetrically distributed data

D. B. Hunter
Pages 114-115

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Algorithms: Algorithm 321:t-test probabilities

John Morris
Pages 115-116

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Algorithms: Algorithm 322:F-distribution

Egon Dorrer
Pages 116-117

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Algorithms: Algorithm 323:Generation of permutations in lexicographic order

R. J. Ord-Smith
Page 117

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Algorithms: Algorithm 324: Maxflow

G. Bayer
Pages 117-118

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Algorithms: Algorithm 325:Adjustment of the inverse of a symmetric matrix when two symmetric elements are changed

Gerhard Zielke
Page 118

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Operating Systems: Program overlay techniques

The general features of program overlay systems are described. Three main types—automatic, semiautomatic and non-automatic—are classified, and the programming techniques are explained as a function of machine hardware and other … R. J. Pankhurst
Pages 119-125

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