fact: Definition natequiv_cat_coprod_rec_inv : NatEquiv (opyon_0gpd (cat_coprod x y)) (fun z => prod_0gpd (opyon_0gpd x z) (opyon_0gpd y z)) := @natequiv_cat_prod_corec_inv A^op x y _ _ _ _ _.
imports: Basics EquivGpd Types.Prod Types.Sum WildCat.Core WildCat.ZeroGroupoid WildCat.Equiv WildCat.Yoneda WildCat.Universe WildCat.NatTrans WildCat.Opposite WildCat.Products