Theorem LowerSemicontinuousOn.lowerSemicontinuousWithinAt

Modification history

2025-12-17 18:54
Mathlib/Topology/Semicontinuity/Basic.lean
refactor: generalize semicontinuity (#32521) …
Modified LowerSemicontinuousOn.lowerSemicontinuousWithinAtView on Github →
2023-03-13 22:27
Mathlib/Topology/Semicontinuous.lean
feat: port Topology.Semicontinuous (#2856)
Added LowerSemicontinuousOn.lowerSemicontinuousWithinAtView on Github →