December 1961 - Vol. 4 No. 12
Features
What is proprietary in mathematical programming?— impressions of a panel discussion
A panel discussion on “What is Proprietary in Mathematical Programming?” was sponsored by the Special Interest Committee on Mathematical Programming of the…
n-dimensional codes for detecting and correcting multiple errors0
The paper introduces a new family of codes for detecting and correcting multiple errors in a binary-coded message. The message itself is arranged (conceptually) into a…
Notes on geometric weighted check digit verfication
This note describes a method for utilizing geometric weight modulus 11 checking digits on a computer which does not have either multiplication or division. In addition…
Machine calculation of moments of a probability distribution
A method is presented for the calculation on a machine of the moments of a probability distribution, necessitating little more than n additions and n references to memory…
Inefficiency of the use of Boolean functions for information retrieval systems
In this note we attempt to point out why boolean functions are, in general, not applicable in information retrieval systems.
Simulation and analysis of biochemical systems: I. representation of chemical kinetics
In the study of problems in chemical kinetics in ordinary solution, reactions which may be represented by chemical equations of the form3 A + B = C + D (1) are…
Soviet cybernetics and computer sciences, 1960
This article records observations on Soviet research and technology in cybernetics and computer science, made by the author during a visit to the Soviet Union as a…