fact: Definition dcompose_hh_V {A} {D : A -> Type} `{DHasEquivs A D} {a b c : A} {f : b $-> c} {g : a $<~> b} {a' : D a} {b' : D b} {c' : D c} (f' : DHom f b' c') (g' : DCatEquiv g a' b') : DGpdHom (compose_hh_V f g) ((f' $o' g') $o' g'^-1$') f' := dcat_assoc _ _ _ $@' (f' $@L' dcate_isretr g') $@' dcat_idr f'.
imports: Basics.Overture Basics.Tactics Basics.Equivalences Types.Sigma WildCat.Core WildCat.Displayed WildCat.Equiv