fact: Definition yoneda_isretr {A : Type} `{Is1Cat_Strong A} (a : A) (F : A^op -> Type) `{!Is0Functor F} `{@Is1Functor _ _ _ _ _ (is1cat_is1cat_strong A^op) _ _ _ _ F _} (alpha : yon a $=> F) {alnat : Is1Natural (yon a) F alpha} (b : A) : yoneda a F (un_yoneda a F alpha) b $== alpha b := opyoneda_isretr (A:=A^op) a F alpha b.
imports: Basics.Overture Basics.Tactics WildCat.Core WildCat.Equiv WildCat.Universe WildCat.Opposite WildCat.FunctorCat WildCat.NatTrans WildCat.Prod WildCat.ZeroGroupoid