∀ (C : Type u_3) [inst : CategoryTheory.Category.{u_2, u_3} C] [inst_1 : CategoryTheory.MonoidalCategory C]
  [inst_2 : CategoryTheory.Preadditive C] [inst_3 : (CategoryTheory.MonoidalCategory.curriedTensor C).Additive]
  [inst_4 : ∀ (X₁ : C), ((CategoryTheory.MonoidalCategory.curriedTensor C).obj X₁).Additive] {I : Type u_1}
  [inst_5 : AddMonoid I] (c : ComplexShape I) [inst_6 : c.TensorSigns]
  [∀ (X₁ X₂ : CategoryTheory.GradedObject I C), X₁.HasTensor X₂] (K₁ K₂ : HomologicalComplex C c) (j : I),
  CategoryTheory.Limits.HasCoproduct
    (((((CategoryTheory.MonoidalCategory.curriedTensor C).mapBifunctorHomologicalComplex c c).obj K₁).obj
            K₂).toGradedObject.mapObjFun
      (c.π c c) j)