Theorem Subgroup.map_normalClosure

Modification history

2024-06-05 07:22
Mathlib/Algebra/Group/Subgroup/Basic.lean
feat(GroupTheory/Frattini): definition and first theorem (#13418) …
Modified Subgroup.map_normalClosureView on Github →
2024-01-02 07:02
Mathlib/GroupTheory/Subgroup/Basic.lean
feat: Prove isomorphism implies equality of normal closure subgroups (#9185) …
Added Subgroup.map_normalClosureView on Github →