Theorem CategoryTheory.ComposableArrows.exact_iff_δlast

Modification history

2023-12-21 16:16
Mathlib/Algebra/Homology/ExactSequence.lean
refactor: use the new homology API for the four and the five lemmas (#9022) …
Added CategoryTheory.ComposableArrows.exact_iff_δlastView on Github →