Theorem ContinuousWithinAt.preimage_mem_nhdsWithin''

Modification history

2024-10-30 09:35
Mathlib/Topology/ContinuousOn.lean
chore: uniformize `ContDiffWithinAt` API with other local notions (#17927) …
Modified ContinuousWithinAt.preimage_mem_nhdsWithin''View on Github →
2023-09-08 08:48
Mathlib/Topology/ContinuousOn.lean
feat: a few lemmas on continuous functions (#7005) …
Added ContinuousWithinAt.preimage_mem_nhdsWithin''View on Github →