Mathlib v3 is deprecated. Go to Mathlib v4

Theorem isometry.maps_to_closed_ball

Modification history

2021-12-15 21:49
src/topology/metric_space/isometry.lean
feat(topology/metric_space/isometry): (pre)image of a (closed) ball or a sphere (#10813) …
Added isometry.maps_to_closed_ballView on Github →