Theorem Subgroup.inf_subgroupOf_inf_normal_of_left

Modification history

2025-03-14 18:40
Mathlib/Algebra/Group/Subgroup/Basic.lean
refactor(Algebra/Group/Subgroup/Basic): clean up normalizer lemmas (#22913) …
Modified Subgroup.inf_subgroupOf_inf_normal_of_leftView on Github →
2023-01-26 10:26
Mathlib/GroupTheory/Subgroup/Basic.lean
feat: port GroupTheory.Subgroup.Basic (#1797)
Added Subgroup.inf_subgroupOf_inf_normal_of_leftView on Github →