proposition: Proposition rounded_ideal_lub_2 (I : rounded_ideal_completion) : ⨆ below_ideal_directed_set I ⊑ I.
proof: Proof. apply dcpo_lub_is_least. intros [b Hb]. intros x Hx. simpl in Hx. use (is_ideal_lower_set _ Hb Hx). apply I. Qed.
imports: UniMath.MoreFoundations.All UniMath.OrderTheory.Posets UniMath.OrderTheory.DCPOs.Core.DirectedSets UniMath.OrderTheory.DCPOs.Core.Basics UniMath.OrderTheory.DCPOs.Core.ScottContinuous UniMath.OrderTheory.DCPOs.Core.WayBelow UniMath.OrderTheory.DCPOs.Basis.Continuous UniMath.OrderTheory.DCPOs.Basis.Algebraic UniMath.OrderTheory.DCPOs.Basis.Basis UniMath.OrderTheory.DCPOs.Basis.CompactBasis UniMath.OrderTheory.DCPOs.Elements.Maximal UniMath.OrderTheory.DCPOs.Examples.Products UniMath.OrderTheory.DCPOs.Examples.SubDCPO UniMath.OrderTheory.DCPOs.Examples.Propositions