fact: Definition isprogressive {P : Poset} : hsubtype (P -> P) : UU := fun f => ∀ (x : P), x ≤ f x.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.Combinatorics.WellOrderedSets UniMath.OrderTheory.DCPOs.AlternativeDefinitions.Dcpo