proposition: Lemma NQmax_le_l : ∏ x y : NonnegativeRationals, x <= NQmax x y.
proof: Proof. intros x y. apply NQmax_case_strong ; intro Hle. - apply isrefl_leNonnegativeRationals. - exact Hle. Qed.
imports: UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Sets UniMath.MoreFoundations.Orders UniMath.RealNumbers.Sets UniMath.RealNumbers.Fields UniMath.Algebra.DivisionRig UniMath.OrderTheory.Lattice.Lattice UniMath.RealNumbers.Prelim