Home›Algebraic topology›cup product🌐EnglishEnglishDeutschFrançais한국어中文日本語EntityQ3388699· pop 7· linked from 59 articlescup productmethod of adjoining two cocycles to form a composite cocycleAvailable in 7 languagesFrançaisDeutsch中文日本語Ukrainian한국어via Wikidata sitelinks · CC0Connectionschain complexEntitycohomologyEntityCategoriesAlgebraic topologyBinary operationsHomology theory