proposition: Lemma isrdistr_mult_minusNonnegativeRationals: ∏ x y z : NonnegativeRationals, (x - y) * z = x * z - y * z.
proof: Proof. intros x y z. rewrite !(iscomm_multNonnegativeRationals _ z). now apply isldistr_mult_minusNonnegativeRationals. 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