fact: Definition path_forall_V `{P : A -> Type} (f g : forall x, P x) (p : f == g) : path_forall _ _ (fun x => (p x)^) = (path_forall _ _ p)^.
imports: Basics.Overture Basics.Equivalences Basics.PathGroupoids Basics.Tactics Basics.Trunc Basics.Contractible Basics.Trunc (istrunc_forall)