fact: Definition comp_of_invertible_2cell {C : bicat} {X Y : C} {f g h : X --> Y} : invertible_2cell f g → invertible_2cell g h → invertible_2cell f h.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Functors UniMath.Bicategories.Core.Bicat