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bn:02824294n
Noun Concept
Categories: Compactness (mathematics), Properties of topological spaces, General topology
EN
σ-compact space  S-compact space  Sigma-compact  sigma-compact space  Sigma-compact topological space
EN
In mathematics, a topological space is said to be σ-compact if it is the union of countably many compact subspaces. Wikipedia
Definitions
Relations
Sources
EN
In mathematics, a topological space is said to be σ-compact if it is the union of countably many compact subspaces. Wikipedia
union of countably many compact topological spaces Wikidata
IS A
mathematical space
HAS KIND
compact space
Wikipedia
EN
σ-compact space
Wikidata
EN
σ-compact space
Wikipedia Redirections
EN
S-compact space, Sigma-compact, Sigma-compact space, Sigma-compact topological space, Sigma-compactness, Sigma-locally compact, Sigma-locally compact space, Sigma compact, Sigma compact space, Sigma compactness, σ-compact, Σ-compact topological space, Σ-compactness, Σ-locally compact space
Wikidata Alias
EN
sigma-compact space

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