fact: Definition functor__of__initial_morphism : Functor C D := Build_Functor C D (fun x => obj_of x) (fun s d m => mor_of s d m) composition_of identity_of.
imports: Category.Core Functor.Core NaturalTransformation.Core Functor.Identity Functor.Composition.Core Functor.Dual Category.Dual Adjoint.Core Adjoint.UnitCounit Adjoint.UnitCounitCoercions Adjoint.Dual UniversalProperties Comma.Dual InitialTerminalCategory.Core InitialTerminalCategory.Functors