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bn:03709674n
Noun Concept
Categories: Compactness (mathematics), Properties of topological spaces
EN
countably compact space  countable compactness  Countably-compact space  countably compact
EN
In mathematics a topological space is called countably compact if every countable open cover has a finite subcover. Wikipedia
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Sources
EN
In mathematics a topological space is called countably compact if every countable open cover has a finite subcover. Wikipedia
topological space in which from every countable open cover of the space, a finite cover can be extracted Wikidata
IS A
mathematical space
HAS KIND
first uncountable ordinal
compact space
Wikipedia
EN
countably compact space
Wikidata
EN
countably compact space
Wikipedia Redirections
EN
countable compactness, Countably-compact space, countably compact

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