• 제목/요약/키워드: Lebesgue-Stiletjes integral

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RIEMANN-STIELTJES INTEGRALS AND THEIR REPRESENTING MEASURES

  • Joong Kwoen Lee;Han Ju Lee
    • 한국수학교육학회지시리즈B:순수및응용수학
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    • 제31권4호
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    • pp.453-476
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    • 2024
  • The Riemann-Stieltjes integrals of continuous functions with respect to a function of bounded variation can be represented by a regular, Borel, complex measure. In this paper, we study the link between the Riemann-Stieltjes integral and measure theory using this representation. Specifically, we investigate the Riemann-Stieltjes integrability and its measurability. Furthermore, we derive a criterion for Riemann-Stieltjes integrability through a method different from known proofs. In particular, we calculate the upper and lower Riemann-Stieltjes integrals with respect to a monotone increasing function.