Theorem IsLocallyClosed.isOpen_preimage_val_closure

Modification history

2026-09-01 15:53
Mathlib/Topology/LocallyClosed.lean
feat: `IsLocallyClosedAt` predicate (#42196)
Deleted IsLocallyClosed.isOpen_preimage_val_closureView on Github →
2024-07-14 15:55
Mathlib/Topology/LocallyClosed.lean
feat(Topology/LocallyClosed): Define locally closed sets (#14396)
Added IsLocallyClosed.isOpen_preimage_val_closureView on Github →