fact: Definition Catlike_associator ( a b c d : category ) : nat_trans (functor_composite (pair_functor (functor_identity (functor_category a b)) (functorial_composition b c d )) (functorial_composition a b d )) (functor_composite (precategory_binproduct_assoc (functor_category a b ) (functor_category b c) (functor_category c d )) (functor_composite (pair_functor (functorial_composition a b c ) (functor_identity (functor_category c d))) (functorial_composition a c d ))).
imports: UniMath.Foundations.PartD UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.Categories.StandardCategories UniMath.CategoryTheory.HorizontalComposition UniMath.CategoryTheory.Equivalences.Core UniMath.CategoryTheory.FunctorCategory UniMath.Bicategories.WkCatEnrichment.prebicategory