topological space
noun
Definition of topological space
: a set with a collection of subsets satisfying the conditions that both the empty set and the set itself belong to the collection, the union of any number of the subsets is also an element of the collection, and the intersection of any finite number of the subsets is an element of the collection
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First Known Use of topological space
1926
Learn More about topological space
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Britannica.com: Encyclopedia article about topological space
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