Theorem EMetric.Closeds.isClosed_subsets_of_isClosed

Modification history

2025-11-20 20:06
Mathlib/Topology/MetricSpace/Closeds.lean
feat(Topology/UniformSpace): define the Hausdorff uniformity (#31031) …
Deleted EMetric.Closeds.isClosed_subsets_of_isClosedView on Github →
2025-08-21 16:04
Mathlib/Topology/MetricSpace/Closeds.lean
feat(MetricSpace/Closeds): set of nonempty compacts below a closed set is closed (#28705) …
Added EMetric.Closeds.isClosed_subsets_of_isClosedView on Github →