fact: Definition indexed_functor_to_functor {C : category} {Φ Ψ : indexed_cat C} (τ : indexed_functor_data Φ Ψ) (x : C) : Φ x ⟶ Ψ x := pr1 τ x.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.IndexedCategories.IndexedCategory