fact: Definition equiv_precompose_core_cat_equiv {A : Type} `{HasEquivs A} `{!HasMorExt (core A)} {x y z : A} (f : x $<~> y) : (y $<~> z) <~> (x $<~> z).
imports: Basics.Overture Basics.Tactics WildCat.Core WildCat.Equiv WildCat.Universe WildCat.Opposite WildCat.FunctorCat WildCat.NatTrans WildCat.Prod WildCat.ZeroGroupoid