Theorem Topology.IsInducing.IsOpenMap.preimage_frontier_subset_frontier_preimage

Modification history

2024-11-11 19:06
Mathlib/Topology/Maps/Basic.lean
chore(Topology): Namespace `Inducing`, `Embedding`... (#15993) …
Added Topology.IsInducing.IsOpenMap.preimage_frontier_subset_frontier_preimageView on Github →