diff options
Diffstat (limited to 'Nominal/Category.lean')
| -rw-r--r-- | Nominal/Category.lean | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Nominal/Category.lean b/Nominal/Category.lean index 721dfb0..343c40c 100644 --- a/Nominal/Category.lean +++ b/Nominal/Category.lean @@ -69,7 +69,7 @@ instance : HasForget₂ (Nom 𝔸) (Action Type (FPerm 𝔸)) where map f := ⟨f.toFun, by intro π ext x - simp only [EquivariantMap.toFun_eq_coe, types_comp_apply, Action.ofMulAction_apply] - apply f.equivariant⟩ } + simp only [types_comp_apply, Action.ofMulAction_apply] + rw [Function.equivariant 𝔸 f.toFun]⟩ } end Forget |