Theorem eq_of_sub_eq_zero'

Modification history

2023-09-06 04:50
Mathlib/Algebra/GroupWithZero/Defs.lean
chore: ensure Ring/Defs doesn't depend on Group/Basic (#6956) …
Deleted eq_of_sub_eq_zero'View on Github →
2022-10-14 00:13
Mathlib/Algebra/Group/Defs.lean
feat: replace Algebra/Group/{Defs,Basic} with direct ports from mathlib3 (#457) …
Modified eq_of_sub_eq_zero'View on Github →
2022-02-01 18:42
Mathlib/Algebra/Group/Defs.lean
refactor: remove numeric (#177) …
Added eq_of_sub_eq_zero'View on Github →