Σ-compact space
id:
compact-space-307-781509
title:
Σ-compact space
text:
In mathematics, a topological space is said to be σ-compact if it is the union of countably many compact subspaces. A space is said to be σ-locally compact if it is both σ-compact and (weakly) locally compact. That terminology can be somewhat confusing as it does not fit the usual pattern of σ-(property) meaning a countable union of spaces satisfying (property); that's why such spaces are more commonly referred to explicitly as σ-compact (weakly) locally compact, which is also equivalent to bein
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/%CE%A3-compact_space
date created:
date modified:
2022-11-07T21:16:47Z
main entity:
{"identifier":"Q290618","url":"https://www.wikidata.org/entity/Q290618"}
image:
fields total:
13
integrity:
13