fact: Definition assoc_disp_var {C} {D : disp_cat C} {x y z w} {f} {g} {h} {xx : D x} {yy : D y} {zz : D z} {ww : D w} (ff : xx -->[f] yy) (gg : yy -->[g] zz) (hh : zz -->[h] ww) : (ff ;; gg) ;; hh = transportf _ (assoc _ _ _) (ff ;; (gg ;; hh)).
imports: UniMath.Foundations.Sets UniMath.Foundations.PartD UniMath.MoreFoundations.PartA UniMath.MoreFoundations.AxiomOfChoice UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.whiskering