Theorem CategoryTheory.Abelian.epi_of_epi_of_epi_of_mono'

Modification history

2023-12-21 16:16
Mathlib/CategoryTheory/Abelian/DiagramLemmas/Four.lean
refactor: use the new homology API for the four and the five lemmas (#9022) …
Added CategoryTheory.Abelian.epi_of_epi_of_epi_of_mono'View on Github →