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permutation group

American

noun

a mathematical group whose elements are permutations and in which the product of two permutations is the same permutation as is obtained by performing them in succession.

Etymology

Origin of permutation group

First recorded in 1900–05

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.