fact: Definition functor_iso_from_pointwise_iso (C : precategory_data)(C' : precategory) (hs: has_homsets C') (F G : ob [C, C', hs]) (A : F --> G) (H : is_nat_iso A) : iso F G := tpair _ _ (functor_iso_if_pointwise_iso _ _ _ _ _ _ H).
imports: UniMath.Foundations.Propositions UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Univalence UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.TransportMorphisms UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence