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Theorem metric.mem_iff_inf_dist_zero_of_closed

Modification history

2021-10-05 21:57
src/topology/metric_space/hausdorff_distance.lean
feat(topology/bases): a family of nonempty disjoint open sets is countable in a separable space (#9557) …
Deleted metric.mem_iff_inf_dist_zero_of_closedView on Github →
2020-02-05 06:25
src/topology/metric_space/hausdorff_distance.lean
refactor(*): migrate from `≠ ∅` to `set.nonempty` (#1954) …
Modified metric.mem_iff_inf_dist_zero_of_closedView on Github →
2019-11-03 15:40
src/topology/metric_space/hausdorff_distance.lean
feat(analysis/normed_space): Riesz's lemma (#1642) …
Added metric.mem_iff_inf_dist_zero_of_closedView on Github →