Theorem ProfiniteGrp.exist_openNormalSubgroup_sub_open_nhd_of_one

Modification history

2025-05-22 19:35
Mathlib/Topology/Algebra/ClopenNhdofOne.lean
chore: replace nhd with nhds (#25108)
Deleted ProfiniteGrp.exist_openNormalSubgroup_sub_open_nhd_of_oneView on Github →
2025-01-16 12:40
Mathlib/Topology/Algebra/ClopenNhdofOne.lean
feat(Topology/Group/Profinite): Profinite group is limit of finite group (#16992) …
Added ProfiniteGrp.exist_openNormalSubgroup_sub_open_nhd_of_oneView on Github →