fact: Definition natequiv_yon_equiv_0gpd {A : Type} `{HasEquivs A} {a b : A} (e : a $<~> b) : yon1_0gpd (A:=A) a $<~> yon1_0gpd b := natequiv_opyon_equiv_0gpd (A:=A^op) (e : CatEquiv (A:=A^op) b a).
imports: Basics.Overture Basics.Tactics WildCat.Core WildCat.Equiv WildCat.Universe WildCat.Opposite WildCat.FunctorCat WildCat.NatTrans WildCat.Prod WildCat.ZeroGroupoid