proposition: Lemma post_whisker_nat_z_iso {C D E : category} {F1 F2 : functor C D} (α : nat_z_iso F1 F2) (G : functor D E) : nat_z_iso (F1 ∙ G) (F2 ∙ G).
proof: Proof. use make_nat_z_iso. 2: { exact (post_whisker_z_iso_is_z_iso α G (pr2 α)). } Defined.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Adjunctions.Core UniMath.CategoryTheory.Equivalences.Core UniMath.CategoryTheory.Equivalences.FullyFaithful UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.precomp_ess_surj UniMath.CategoryTheory.precomp_fully_faithful UniMath.CategoryTheory.PrecategoryBinProduct