Communications of the ACM

Home/Magazine Archive/May 1974 (Vol. 17, No. 5)/A design for a number theory package with an optimized.../Abstract

A design for a number theory package with an optimized trial division routine

By M. C. Wunderlich, J. L. Selfridge
Communications of the ACM, May 1974, Vol. 17 No. 5, Pages 272-276
10.1145/360980.361001
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A number theory package is described which uses doubly linked list structures for storing multiprecise integers. The package has been coded in IBM's Basic Assembly Language and makes heavy use of the macro language and conditional assembly. An optimally coded trial division routine is also described which can be used to determine the unique factorization of large integers.

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