Last Updated:2025/12/03
Sentence

基底集合の空集合とすべての余有限部分集合からなる位相は、無限集合上ではハウスドルフではないがコンパクトである。

Quizzes for review

The cofinite topology on an infinite set is not Hausdorff but is compact.

See correct answer

The cofinite topology on an infinite set is not Hausdorff but is compact.

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Related words

cofinite topology

Noun
Japanese Meaning
対象となる集合において、空集合と、その補集合が有限である部分集合から構成される位相。
What is this buttons?

基底集合の空集合とすべての余有限部分集合からなる位相は、無限集合上ではハウスドルフではないがコンパクトである。

Related Words

plural

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