Theorem Set.preimage_sUnion

Modification history

2024-12-18 16:02
Mathlib/Data/Set/Lattice.lean
feat(Data/Set/Lattice): `image2` lemmas (#20020) …
Modified Set.preimage_sUnionView on Github →
2023-05-14 07:05
Mathlib/Data/Set/Lattice.lean
chore: Rename to `sSup`/`iSup` (#3938) …
Added Set.preimage_sUnionView on Github →