∀ {C : Type u_5} {D : Type u_2} [inst : CategoryTheory.Category.{u_4, u_5} C]
  [inst_1 : CategoryTheory.Category.{u_1, u_2} D] (F : CategoryTheory.Functor C D) (A : Type u_3) [inst_2 : AddMonoid A]
  [inst_3 : CategoryTheory.HasShift C A] (s : A → CategoryTheory.Functor D D)
  (i : (a : A) → F.comp (s a) ≅ (CategoryTheory.shiftFunctor C a).comp F)
  [inst_4 : ((CategoryTheory.Functor.whiskeringLeft C D D).obj F).Full]
  [inst_5 : ((CategoryTheory.Functor.whiskeringLeft C D D).obj F).Faithful] (n : A) (X : D),
  (CategoryTheory.HasShift.Induced.add F s i 0 n).hom.app X =
    CategoryTheory.CategoryStruct.comp (CategoryTheory.eqToHom ⋯)
      ((s n).map ((CategoryTheory.HasShift.Induced.zero F s i).inv.app X))