Theorem Function.symmetric_apply_eq_iff

Modification history

2026-06-10 08:59
Mathlib/Logic/Function/Basic.lean
chore(Order/Defs/Unbundled): deprecate `def Symmetric` in favor of `class Std.Symm` (#38092)
Deleted Function.symmetric_apply_eq_iffView on Github →
2024-04-19 20:51
Mathlib/Logic/Function/Basic.lean
chore(Logic): reduce use of autoImplicit (#12135) …
Modified Function.symmetric_apply_eq_iffView on Github →
2023-11-08 20:09
Mathlib/Logic/Function/Basic.lean
feat: a relation is "function-like" iff it is given by `(f · = ·)` (#8190) …
Added Function.symmetric_apply_eq_iffView on Github →