Theorem Sym2.filter_image_mk_not_isDiag

Modification history

2023-12-27 05:26
Mathlib/Data/Sym/Sym2.lean
refactor: remove `Sym2`'s global `Prod` setoid instance, use `s(x, y)` notation for unordered pairs (#8729) …
Added Sym2.filter_image_mk_not_isDiagView on Github →