∀ {ι : Type u_3} {V : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} V]
  [inst_1 : CategoryTheory.Limits.HasZeroMorphisms V] {c : ComplexShape ι} (X : HomologicalComplex V c)
  {Y Z : HomologicalComplex V c} (f : Y ⟶ Z), CategoryTheory.CategoryStruct.comp 0 f = 0