Theorem TopologicalSpace.NonemptyCompacts.isOpen_inter_nonempty_of_isOpen

Modification history

2026-01-22 13:19
Mathlib/Topology/Sets/VietorisTopology.lean
feat(Topology/Sets): define the Vietoris topology on `(Nonempty)Compacts` (#31059) …
Modified TopologicalSpace.NonemptyCompacts.isOpen_inter_nonempty_of_isOpenView on Github →
2025-11-20 20:06
Mathlib/Topology/UniformSpace/Closeds.lean
feat(Topology/UniformSpace): define the Hausdorff uniformity (#31031) …
Added TopologicalSpace.NonemptyCompacts.isOpen_inter_nonempty_of_isOpenView on Github →