∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] [inst_1 : CategoryTheory.CartesianMonoidalCategory C]
  {G X : C} [inst_2 : CategoryTheory.AddGrpObj G] (a : X ⟶ G), zsmulRec nsmulRec 0 a = 0