Theorem isOpen_singleton_iff_punctured_nhds
Modification history
2024-01-26 03:44
Mathlib/Topology/Basic.lean
chore(Topology/Basic): re-use variables; rename a : X to x : X (#9993)
Modified isOpen_singleton_iff_punctured_nhdsView on Github →2024-01-24 10:41
Mathlib/Topology/Basic.lean
chore(Topology/Basic): rename variables (#9956) …
Modified isOpen_singleton_iff_punctured_nhdsView on Github →