🌐EnglishEnglishDeutschFrançaisPortuguês한국어日本語EntityQ5034459· pop 6· linked from 17 articlescap productmethod of adjoining a chain of with a cochainAvailable in 6 languagesFrançaisDeutsch日本語Português한국어via Wikidata sitelinks · CC0Connectionssingular homologyEntityKünneth theoremEntityCategoriesAlgebraic topologyBinary operationsHomology theory