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Theorem ext_chart_at_symm_map_nhds_within_range'

Modification history

2022-12-02 20:41
src/geometry/manifold/smooth_manifold_with_corners.lean
feat(geometry/manifold/smooth_manifold_with_corners): define local_homeomorph.extend (#17669) …
Deleted ext_chart_at_symm_map_nhds_within_range'View on Github →
2021-03-07 10:18
src/geometry/manifold/smooth_manifold_with_corners.lean
refactor(geometry/manifold): drop some unused arguments (#6545) …
Added ext_chart_at_symm_map_nhds_within_range'View on Github →