EntityQ5262626· pop 8· linked from 119 articlesderived categorySign in to savehomotopy category of chain complexes in an abelian category with inverses to quasi-isomorphisms adjoinedKey datesInception1960via Wikidata · CC0Wikidata factsSubclass ofcategoryShow 3 more factsP61Jean-Louis VerdierP2579homological algebraP6104WikiProject Mathematicsvia Wikidata · CC0ConnectionssheafEntityquiverEntityCategoriesCategories in category theoryHomological algebra