fact: Definition section_nat_trans_assoc {C : category} {D : disp_cat C} {F1 F2 F3 F4: section_disp D} (F12 : section_nat_trans_disp F1 F2) (F23 : section_nat_trans_disp F2 F3) (F34 : section_nat_trans_disp F3 F4) : section_nat_trans_comp F12 (section_nat_trans_comp F23 F34) = section_nat_trans_comp (section_nat_trans_comp F12 F23) F34.
imports: UniMath.Foundations.Sets UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Functors UniMath.CategoryTheory.DisplayedCats.NaturalTransformations UniMath.CategoryTheory.DisplayedCats.Total UniMath.CategoryTheory.DisplayedCats.Isos UniMath.CategoryTheory.DisplayedCats.Univalence UniMath.CategoryTheory.DisplayedCats.Examples.Reindexing