Theorem isOpen_iff_ultrafilter'

Modification history

2024-12-18 10:57
Mathlib/Topology/Separation/Basic.lean
chore(Topology/Separation): split large file (#20031) …
Modified isOpen_iff_ultrafilter'View on Github →
2023-10-30 17:26
Mathlib/Topology/Separation.lean
chore(Topology/Separation): rename type variables (#7589) …
Modified isOpen_iff_ultrafilter'View on Github →
2023-02-02 07:22
Mathlib/Topology/Separation.lean
feat: port Topology.Separation (#1940)
Added isOpen_iff_ultrafilter'View on Github →