Theorem ClosedEmbedding.isLindelof_preimage

Modification history

2024-10-20 13:29
Mathlib/Topology/Compactness/Lindelof.lean
chore: Rename `ClosedEmbedding` to `IsClosedEmbedding` (#17937) …
Deleted ClosedEmbedding.isLindelof_preimageView on Github →
2024-01-19 10:45
Mathlib/Topology/Compactness/Lindelof.lean
feat: add Lindelöf spaces and sets (#9107) …
Added ClosedEmbedding.isLindelof_preimageView on Github →