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单词 topological space
释义

topological space


noun Mathematics.

a set with a collection of subsets or open sets satisfying the properties that the union of open sets is an open set, the intersection of two open sets is an open set, and the given set and the empty set are open sets.

Origin of topological space

First recorded in 1945–50

Words nearby topological space

topography, topolect, topological equivalence, topological group, topological invariant, topological space, topological transformation, topology, Topolski, toponarcosis, toponym
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for topological space

topological space

noun

maths a set S with an associated family of subsets τ that is closed under set union and finite intersection. S and the empty set are members of τ
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
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更新时间:2024/12/23 9:11:47