Dictionary.com
Thesaurus.com

topological group

American  

noun

Mathematics.

  1. a set that is a group and a topological space and for which the group operation and the map of an element to its inverse are continuous functions.

topological group British  

noun

  1. maths a group, such as the set of all real numbers, that constitutes a topological space and in which multiplication and inversion are continuous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of topological group

First recorded in 1945–50

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.