fact: Definition IsTerminalMorphism_property : forall (Y : D) (f : morphism C (U Y) X), Contr { m : morphism D Y IsTerminalMorphism_object | IsTerminalMorphism_morphism o U _1 m = f } := @IsInitialMorphism_property C^op D^op X U^op (op_object Ap) M.
imports: Category.Core Functor.Core Category.Dual Functor.Dual Category.Objects InitialTerminalCategory.Core InitialTerminalCategory.Functors Trunc Types.Sigma HoTT.Tactics Basics.Tactics