fact: Definition indexed_cat_comp {C : category} (F : indexed_cat_data C) {x y z : C} (f : x --> y) (g : y --> z) : (F $ f) ∙ (F $ g) ⟹ (F $ (f · g)) := pr222 F x y z f g.
imports: UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations