∀ {ι : Type u_1} (V : Type u_2) [inst : CategoryTheory.Category.{v_1, u_2} V] (c : ComplexShape ι)
  [inst_1 : CategoryTheory.Limits.HasZeroMorphisms V],
  (HomologicalComplex.unopEquivalence V c).functor = HomologicalComplex.unopFunctor V c