fact: Definition opyon_0gpd {A : Type} `{Is1Cat A} (a : A) : A -> ZeroGpd := fun b => Build_ZeroGpd (a $-> b) _ _ _.
imports: Basics.Overture Basics.Tactics WildCat.Core WildCat.Equiv WildCat.Universe WildCat.Opposite WildCat.FunctorCat WildCat.NatTrans WildCat.Prod WildCat.ZeroGroupoid