Theorem Set.diff_union_diff_cancel'

Modification history

2025-07-03 15:35
Mathlib/Data/Set/Basic.lean
chore: move `BooleanAlgebra` material on `Set` out of `Data` (#26665) …
Modified Set.diff_union_diff_cancel'View on Github →
2025-03-21 02:30
Mathlib/Data/Set/Basic.lean
feat(Set): lemmas about set difference (#22253) …
Added Set.diff_union_diff_cancel'View on Github →