Theorem Set.MapsTo.subset_preimage

Modification history

2024-10-31 06:53

Mathlib/Data/Set/Function.lean

chore: cleanup `ContDiffWithinAt` API, to match the `ContinuousAt` API (#18447) …

Modified Set.MapsTo.subset_preimage View on Github →

2022-12-15 04:45

Mathlib/Data/Set/Function.lean

feat: port Data.Set.Function (#1035) …

Added Set.MapsTo.subset_preimage View on Github →