Theorem TopologicalSpace.IsOpenCover.exists_finite_nonempty_disjoint_clopen_cover

Modification history

2025-03-03 14:53
Mathlib/Topology/Separation/DisjointCover.lean
feat(Topology/Separation): coverings by disjoint clopens (#21079) …
Added TopologicalSpace.IsOpenCover.exists_finite_nonempty_disjoint_clopen_coverView on Github →