Theorem mul_eq_one_comm

Modification history

2026-08-20 19:44
Mathlib/Algebra/Group/Defs.lean
refactor(Algebra/Group): split overlong file Defs.lean (#42952) …
Modified mul_eq_one_commView on Github →
2025-12-12 12:04
Mathlib/Algebra/Group/Defs.lean
feat(Algebra): define Dedekind-finite monoids (every left inverse is also a right inverse) (#32610) …
Added mul_eq_one_commView on Github →