Theorem Sym2.diagSet_eq_univ_of_subsingleton

Modification history

2026-01-24 20:18
Mathlib/Data/Sym/Sym2.lean
chore(Data/Sym2): improve defeq of `diagSet` (#32679) …
Modified Sym2.diagSet_eq_univ_of_subsingletonView on Github →
2025-11-29 02:24
Mathlib/Data/Sym/Sym2.lean
feat(Data/Sym/Sym2): add `Sym2.diagSet` (#30559) …
Added Sym2.diagSet_eq_univ_of_subsingletonView on Github →