Theorem inv_eq_of_mul_eq_one_left

Modification history

2026-08-20 19:44
Mathlib/Algebra/Group/Defs.lean
refactor(Algebra/Group): split overlong file Defs.lean (#42952) …
Modified inv_eq_of_mul_eq_one_leftView on Github →
2024-05-31 00:19
Mathlib/Algebra/Group/Defs.lean
chore: fix formatting of many misplaced "by"s (#13204)
Modified inv_eq_of_mul_eq_one_leftView on Github →
2023-09-06 04:50
Mathlib/Algebra/Group/Basic.lean
chore: ensure Ring/Defs doesn't depend on Group/Basic (#6956) …
Modified inv_eq_of_mul_eq_one_leftView on Github →
2022-10-14 00:13
Mathlib/Algebra/Group/Basic.lean
feat: replace Algebra/Group/{Defs,Basic} with direct ports from mathlib3 (#457) …
Added inv_eq_of_mul_eq_one_leftView on Github →