Theorem UpperTopology.closure_singleton

Modification history

2023-09-24 19:47
Mathlib/Topology/Order/LowerUpperTopology.lean
refactor(Topology/Order): Rename order topologies (#7310) …
Deleted UpperTopology.closure_singletonView on Github →
2023-07-25 10:57
Mathlib/Topology/Order/LowerUpperTopology.lean
feat(Topology/Order/LowerUpperTopology): Dual the lower topology (#5873) …
Added UpperTopology.closure_singletonView on Github →