fact: Definition inverse_morphism_of s d (m : morphism (C1 * C2 -> D) s d) : morphism (C1 -> (C2 -> D)) (inverse_object_of s) (inverse_object_of d).
imports: Category.Core Category.Prod FunctorCategory.Core Functor.Core NaturalTransformation.Core NaturalTransformation.Paths Basics.Tactics