Theorem disjoint_nhdsWithin_of_mem_discrete

Modification history

2025-11-25 20:26
Mathlib/Topology/Separation/Basic.lean
feat(Topology/Constructions): `IsDiscrete` predicate on sets (#30349) …
Modified disjoint_nhdsWithin_of_mem_discreteView on Github →
2023-10-30 17:26
Mathlib/Topology/Separation.lean
chore(Topology/Separation): rename type variables (#7589) …
Modified disjoint_nhdsWithin_of_mem_discreteView on Github →
2023-02-02 07:22
Mathlib/Topology/Separation.lean
feat: port Topology.Separation (#1940)
Added disjoint_nhdsWithin_of_mem_discreteView on Github →