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Theorem local_homeomorph.is_image.map_nhds_within_eq

Modification history

2021-03-29 23:43
src/topology/local_homeomorph.lean
feat(topology/local_homeomorph): add `is_image`, `piecewise`, and `disjoint_union` (#6804) …
Added local_homeomorph.is_image.map_nhds_within_eqView on Github →