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Theorem metric.has_basis_nhds_set_thickening

Modification history

2022-07-26 11:31
src/topology/metric_space/hausdorff_distance.lean
feat(tooplogy/metric_space/hausdorff_distance): add lemmas about `thickening` (#15641) …
Added metric.has_basis_nhds_set_thickeningView on Github →