fact: Definition image_univ' {X Y : UU} (f : X -> Y) (A : hsubtype Y ) : (forall x:X, A (f x)) <-> (forall y:Y, (image f y) -> A y).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.Combinatorics.WellOrderedSets UniMath.OrderTheory.DCPOs.AlternativeDefinitions.Dcpo