proposition: Lemma apRmult: ∏ (x x' y y' : Reals), (x * y ≠ x' * y') -> (x ≠ x') ∨ (y ≠ y').
proof: Proof. apply apCFmult. Qed.
imports: UniMath.Algebra.Groups UniMath.Foundations.Preamble UniMath.MoreFoundations.Orders UniMath.MoreFoundations.Tactics UniMath.OrderTheory.Lattice.Lattice UniMath.RealNumbers.Prelim UniMath.RealNumbers.Sets UniMath.RealNumbers.NonnegativeRationals UniMath.RealNumbers.NonnegativeReals