Theorem Relation.map_symmetric

Modification history

2026-06-10 08:59
Mathlib/Logic/Relation.lean
chore(Order/Defs/Unbundled): deprecate `def Symmetric` in favor of `class Std.Symm` (#38092)
Deleted Relation.map_symmetricView on Github →
2025-03-10 17:36
Mathlib/Logic/Relation.lean
feat: a graph with finitely many vertices has finitely many subgraphs (#22630) …
Added Relation.map_symmetricView on Github →