13 The Riemann-Stieltjes IntegralSection 13.1: PartitionsSection 13.2: Functions of Bounded VariationSection 13.3: Riemann-Stieltjes Sums and IntegralsSection 13.4: Riemann-Stieltjes Integrals and Functions of Bounded VariationSection 13.5: Regulated FunctionsSection 13.6: The Lebesgue-Stieltjes IntegralPowered by Spec