∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] [inst_1 : CategoryTheory.CartesianMonoidalCategory C]
  [inst_2 : CategoryTheory.BraidedCategory C] (A : CategoryTheory.CommGrp C),
  (CategoryTheory.CategoryStruct.id A).hom = CategoryTheory.CategoryStruct.id A.toGrp