proposition: Lemma isaset_Dcuts : isaset (carrier Dcuts_hsubtype).
proof: Proof. apply isasetsubset with pr1. - apply isasethsubtype. - apply isinclpr1. intro x. apply pr2. Qed.
imports: UniMath.MoreFoundations.Orders UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Notations UniMath.RealNumbers.Sets UniMath.Algebra.ConstructiveStructures UniMath.OrderTheory.Lattice.Lattice UniMath.RealNumbers.Prelim UniMath.RealNumbers.NonnegativeRationals