Theorem exterior_subset_exterior_iff_nhdsSet

Modification history

2024-09-24 06:31
Mathlib/Topology/AlexandrovDiscrete.lean
chore(AlexandrovDiscrete): move `exterior` to new files (#16957) …
Modified exterior_subset_exterior_iff_nhdsSetView on Github →
2024-09-19 18:37
Mathlib/Topology/AlexandrovDiscrete.lean
feat(Topology/AlexandrovDiscrete): generalize some lemmas (#16932) …
Added exterior_subset_exterior_iff_nhdsSetView on Github →