Last Updated:2025/11/21
(topology, formally) An ordered pair (X, τ), where X is a set and τ, called the topology, is a collection of subsets of X which satisfies certain axioms and whose elements are called the open sets (or alternatively, for a different set of axioms, the closed sets);
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topological space
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Source Word
topological space
Noun
formal
broadly
Japanese Meaning
位相空間:集合 X と、その上で定められる位相 τ(X の部分集合の集まりで、特定の公理―例えば、X と空集合を含み、任意の合併及び有限個の交わりが位相に含まれる―を満たす)が定める順序対のこと。
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( plural )