Home›Algebraic geometry›stack🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsРусский한국어中文日本語EntityQ7595945· pop 5· linked from 54 articlesstackAlso known as 2-sheafgeneralization (and categorification) of a sheaf; a fibered category that admits effective descentWikidata factsShow 1 more factStack Exchange tagmathoverflow.net/tags/stacksvia Wikidata · CC0Available in 5 languagesDeutsch中文日本語한국어via Wikidata sitelinks · CC0ConnectionsSpringer Science+Business MediaEntitypullbackEntityCategoriesAlgebraic geometryCategory theoryStacks (mathematics)