Theorem PartialHomeomorph.image_isOpen_of_isOpen'

Modification history

2024-01-11 10:24
Mathlib/Topology/PartialHomeomorph.lean
feat: two lemmas about partial homeomorphisms (#9623) …
Deleted PartialHomeomorph.image_isOpen_of_isOpen'View on Github →
2023-12-11 20:54
Mathlib/Topology/PartialHomeomorph.lean
chore: rename LocalHomeomorph to PartialHomeomorph (#8982) …
Added PartialHomeomorph.image_isOpen_of_isOpen'View on Github →