Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
subsemigroup.map_comap_eq_of_surjective
Modification history
2022-04-26 18:41
src/group_theory/subsemigroup/operations.lean
feat(group_theory/subsemigroup/operations): port from submonoid (#12112) …
Added
subsemigroup.map_comap_eq_of_surjective
View on Github →