• Title/Summary/Keyword: Riemann integral

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NUMERICAL SOLUTION OF ABEL'S GENERAL FUZZY LINEAR INTEGRAL EQUATIONS BY FRACTIONAL CALCULUS METHOD

  • Kumar, Himanshu
    • Korean Journal of Mathematics
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    • v.29 no.3
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    • pp.527-545
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    • 2021
  • The aim of this article is to give a numerical method for solving Abel's general fuzzy linear integral equations with arbitrary kernel. The method is based on approximations of fractional integrals and Caputo derivatives. The convergence analysis for the proposed method is also given and the applicability of the proposed method is illustrated by solving some numerical examples. The results show the utility and the greater potential of the fractional calculus method to solve fuzzy integral equations.

HÖLDER ESTIMATES FOR THE CAUCHY-RIEMANN EQUATION ON PARAMETERS

  • Cho, Sang-Hyun
    • Journal of the Korean Mathematical Society
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    • v.48 no.2
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    • pp.241-252
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    • 2011
  • Let $\{\Omega_{\tau}\}_{\tau{\in}I}$ be a family of strictly convex domains in $\mathbb{C}^n$. We obtain explicit estimates for the solution of the $\bar{\partial}$-equation on $\Omega{\times}I$ in H$\ddot{o}$lder space. We also obtain explicit point-wise derivative estimates for the $\bar{\partial}$-equation both in space and parameter variables.

FRACTIONAL INEQUALITIES FOR SOME EXPONENTIALLY CONVEX FUNCTIONS

  • Mehreen, Naila;Anwar, Matloob
    • Honam Mathematical Journal
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    • v.42 no.4
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    • pp.653-665
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    • 2020
  • In this paper, we establish new integral inequalities via Riemann-Liouville fractional integrals and Katugampola fractional integrals for the class of functions whose derivatives in absolute value are exponentially convex functions and exponentially s-convex functions in the second sense.

Minkowski's Inequality for Variational Fractional Integrals

  • Babakhani, Azizollah
    • Kyungpook Mathematical Journal
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    • v.60 no.2
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    • pp.289-295
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    • 2020
  • Minkowski's inequality is one of the most famous inequalities in mathematics, and has many applications. In this paper, we give Minkowski's inequality for generalized variational integrals that are based on a supermultiplicative function. Our results include previous results about fractional integral inequalities of Minkowski's type.

FRACTIONAL CALCULUS OPERATORS OF THE PRODUCT OF GENERALIZED MODIFIED BESSEL FUNCTION OF THE SECOND TYPE

  • Agarwal, Ritu;Kumar, Naveen;Parmar, Rakesh Kumar;Purohit, Sunil Dutt
    • Communications of the Korean Mathematical Society
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    • v.36 no.3
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    • pp.557-573
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    • 2021
  • In this present paper, we consider four integrals and differentials containing the Gauss' hypergeometric 2F1(x) function in the kernels, which extend the classical Riemann-Liouville (R-L) and Erdélyi-Kober (E-K) fractional integral and differential operators. Formulas (images) for compositions of such generalized fractional integrals and differential constructions with the n-times product of the generalized modified Bessel function of the second type are established. The results are obtained in terms of the generalized Lauricella function or Srivastava-Daoust hypergeometric function. Equivalent assertions for the Riemann-Liouville (R-L) and Erdélyi-Kober (E-K) fractional integral and differential are also deduced.

A GRÜSS TYPE INTEGRAL INEQUALITY ASSOCIATED WITH GAUSS HYPERGEOMETRIC FUNCTION FRACTIONAL INTEGRAL OPERATOR

  • Choi, Junesang;Purohit, Sunil Dutt
    • Communications of the Korean Mathematical Society
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    • v.30 no.2
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    • pp.81-92
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    • 2015
  • In this paper, we aim at establishing a generalized fractional integral version of Gr$\ddot{u}$ss type integral inequality by making use of the Gauss hypergeometric function fractional integral operator. Our main result, being of a very general character, is illustrated to specialize to yield numerous interesting fractional integral inequalities including some known results.

A Study of Marichev-Saigo-Maeda Fractional Integral Operators Associated with the S-Generalized Gauss Hypergeometric Function

  • Bansal, Manish Kumar;Kumar, Devendra;Jain, Rashmi
    • Kyungpook Mathematical Journal
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    • v.59 no.3
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    • pp.433-443
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    • 2019
  • In this work, we evaluate the Mellin transform of the Marichev-Saigo-Maeda fractional integral operator with Appell's function $F_3$ type kernel. We then discuss six special cases of the result involving the Saigo fractional integral operator, the $Erd{\acute{e}}lyi$-Kober fractional integral operator, the Riemann-Liouville fractional integral operator and the Weyl fractional integral operator. We obtain new and known results as special cases of our main results. Finally, we obtain the images of S-generalized Gauss hypergeometric function under the operators of our study.