Theorem AddMonoidHom.surjective_of_surjective_of_injective_of_left_exact

Modification history

2026-01-08 11:26
Mathlib/Algebra/FiveLemma.lean
chore(Algebra/Exact): refactor using `to_additive` (#33719) …
Deleted AddMonoidHom.surjective_of_surjective_of_injective_of_left_exactView on Github →
2025-11-18 10:11
Mathlib/Algebra/FiveLemma.lean
feat(Algebra): five lemma for vanishing of certain components (#31696) …
Added AddMonoidHom.surjective_of_surjective_of_injective_of_left_exactView on Github →