Home›Browse›espaço σ-compacto🌐PortuguêsEnglishDeutschFrançaisPolskiPortuguêsSvenskaРусский한국어中文日本語EntityQ290618· pop 9· linked from 34 articlesespaço σ-compactoSign in to saveAlso known as sigma-compact spaceunion of countably many compact topological spacesAvailable in 9 languagesFrançaisDeutsch日本語FinnishPolskiSvenskaUkrainian한국어via Wikidata sitelinks · CC0