Theorem CochainComplex.quasiIso_iff_of_injective

Modification history

2026-05-06 01:11
Mathlib/Algebra/Homology/DerivedCategory/KInjective.lean
feat(Algebra/Homology): quasi-isomorphisms between chain complexes of projective objects are homotopy equivalences (#38958) …
Added CochainComplex.quasiIso_iff_of_injectiveView on Github →