Theorem TopologicalSpace.IsTopologicalBasis.diff_empty

Modification history

2026-06-09 08:51
Mathlib/Topology/Bases.lean
chore: rename `diff` to `sdiff` (#40184) …
Deleted TopologicalSpace.IsTopologicalBasis.diff_emptyView on Github →
2023-02-01 00:30
Mathlib/Topology/Bases.lean
feat: port Topology.Bases (#1910)
Added TopologicalSpace.IsTopologicalBasis.diff_emptyView on Github →