Def MulEquiv.subsemigroupMap

Modification history

2023-06-29 05:58
Mathlib/GroupTheory/Subsemigroup/Operations.lean
feat: add MulEquiv.toMulHom_eq_coe to normalize coercions (#5546) …
Modified MulEquiv.subsemigroupMapView on Github →
2022-12-31 09:21
Mathlib/GroupTheory/Subsemigroup/Operations.lean
feat: port GroupTheory.Subsemigroup.Operations (#1235)
Added MulEquiv.subsemigroupMapView on Github →