proposition: Lemma isnonnegative_NonnegativeReals' : ∏ x : NonnegativeReals, ¬ (x < 0).
proof: Proof. intros x. now apply Dcuts_notlt_0. 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