Theorem Sym2.reflexive_iff_diagSet_subset_fromRel

Modification history

2026-07-15 16:59
Mathlib/Data/Sym/Sym2.lean
chore: delete deprecated declarations to the end of 2025 (#41178) …
Deleted Sym2.reflexive_iff_diagSet_subset_fromRelView on Github →
2026-06-10 08:59
Mathlib/Data/Sym/Sym2.lean
chore(Order/Defs/Unbundled): deprecate `def Symmetric` in favor of `class Std.Symm` (#38092)
Modified Sym2.reflexive_iff_diagSet_subset_fromRelView on Github →
2025-11-29 02:24
Mathlib/Data/Sym/Sym2.lean
feat(Data/Sym/Sym2): add `Sym2.diagSet` (#30559) …
Added Sym2.reflexive_iff_diagSet_subset_fromRelView on Github →