fact: Definition post_fixpoint_dcpo {X : dcpo} (f : monotone_function X X) : dcpo := sub_dcpo X (λ x, x ⊑ f x) (lub_post_fixpoint f).
imports: UniMath.MoreFoundations.All UniMath.OrderTheory.Posets.Basics UniMath.OrderTheory.Posets.MonotoneFunctions UniMath.OrderTheory.DCPOs.Core.DirectedSets UniMath.OrderTheory.DCPOs.Core.Basics UniMath.OrderTheory.DCPOs.Examples.Products UniMath.OrderTheory.DCPOs.Examples.SubDCPO