Theorem Set.range_inter_ssubset_iff_preimage_ssubset

Modification history

2025-06-05 11:03
Mathlib/Data/Set/Image.lean
feat(Data/Set/Image): `Sum.elim` lemmas (#22964) …
Modified Set.range_inter_ssubset_iff_preimage_ssubsetView on Github →
2025-02-25 12:17
Mathlib/Data/Set/Image.lean
feat(Set): Added some simple set lemmas (#22036) …
Added Set.range_inter_ssubset_iff_preimage_ssubsetView on Github →