fact: Definition lwhisker_lwhisker {a b c d : C} (f : C⟦a, b⟧) (g : C⟦b, c⟧) {h i : C⟦c, d⟧} (x : h ==> i) : (f ◃ (g ◃ x)) • idto2mor (assoc f g i) = idto2mor (assoc f g h) • (f · g ◃ x) := pr1 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 C))))))))))) _ _ _ _ _ _ _ _ x.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Univalence