Theorem ContinuousOn.preimage_isClosed_of_isClosed

Modification history

2024-10-30 09:35
Mathlib/Topology/ContinuousOn.lean
chore: uniformize `ContDiffWithinAt` API with other local notions (#17927) …
Modified ContinuousOn.preimage_isClosed_of_isClosedView on Github →
2023-11-30 19:19
Mathlib/Topology/ContinuousOn.lean
chore: rename most lemmas involving clopen to isClopen (#8720) …
Added ContinuousOn.preimage_isClosed_of_isClosedView on Github →