Theorem CategoryTheory.Preadditive.epi_iff_surjective

Modification history

2023-12-27 10:11
Mathlib/Algebra/Homology/ShortComplex/ConcreteCategory.lean
feat(Algebra/Homology): computation of the connecting homomorphism of the homology sequence (#8771) …
Added CategoryTheory.Preadditive.epi_iff_surjectiveView on Github →