fact: Definition isrdistr_mult_plusNonnegativeRationals: ∏ x y z : NonnegativeRationals, (x + y) * z = x * z + y * z := CommDivRig_isrdistr.
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