Theorem isLeftRegular_of_leftCancelSemigroup

Modification history

2023-11-23 11:18
Mathlib/Algebra/Regular/Basic.lean
chore(Algebra/Regular/Basic): generalize to `IsCancelMul` (#8428) …
Deleted isLeftRegular_of_leftCancelSemigroupView on Github →
2022-11-28 16:05
Mathlib/Algebra/Regular/Basic.lean
feat(Algebra/Regular/Basic): port file (#758) …
Added isLeftRegular_of_leftCancelSemigroupView on Github →