Theorem OnePoint.not_continuous_cofiniteTopology_of_symm

Modification history

2023-05-30 23:20
Mathlib/Topology/Compactification/OnePoint.lean
chore: Rename Alenxandroff to Compactification.OnePoint (#4506) …
Added OnePoint.not_continuous_cofiniteTopology_of_symmView on Github →