Results 31 to 40 of about 1,588 (293)

Alternative Legendre Polynomials Method for Nonlinear Fractional Integro-Differential Equations with Weakly Singular Kernel

open access: yesJournal of Mathematics, 2021
In this paper, we present a numerical scheme for finding numerical solution of a class of weakly singular nonlinear fractional integro-differential equations. This method exploits the alternative Legendre polynomials.
Guodong Shi, Yanlei Gong, Mingxu Yi
doaj   +1 more source

Collocation Solutions of a Weakly Singular Volterra Integral Equation

open access: yesTrends in Computational and Applied Mathematics, 2007
The discrete superconvergence properties of spline collocation solutions for a certain Volterra integral equation with weakly singular kernel are analyzed.
T. Diogo, P. Lima
doaj   +1 more source

The Combined Reproducing Kernel Method and Taylor Series for Solving Weakly Singular Fredholm Integral Equations

open access: yes, 2016
In this paper, a numerical method is proposed for solving weakly singular Fredholm integral equations in Hilbert reproducing kernel space (RKHS). The Taylor series is used to remove singularity and reproducing kernel function are used as a basis.
Alvandi, Azizallah, Paripour, Mahmoud
core   +2 more sources

Computational method for solving weakly singular Fredholm integral equations of the second kind using an advanced barycentric Lagrange interpolation formula

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2021
In this study, we applied an advanced barycentric Lagrange interpolation formula to find the interpolate solutions of weakly singular Fredholm integral equations of the second kind.
E. S. Shoukralla   +2 more
doaj   +1 more source

On operators induced by weakly 2-singular kernels [PDF]

open access: yesCzechoslovak Mathematical Journal, 1995
It is shown that a kernel \(K(x,y)= L(x,y)/| x-y|^{1/2}\) for \(x\neq y\) in \([0,1]\) defines a \((q,2)\)-summing operator on \(L_\infty(0,1)\) for any \(q>2\) provided that \(\sup_x| L(x,\cdot)|\in L_{2,1}(0,1)\).
openaire   +1 more source

A Hybrid Collocation Method for Volterra Integral Equations with Weakly Singular Kernels [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2003
This paper presents a new hybrid collocation method for solving certain second kind Volterra integral equations with singular kernels. The solution of the equation has a singularity, caused by the singularity in the kernel, and this presents particular challenges for numerical schemes.
Cao, Y. Z., Herdman, Terry L., Xu, Y. H.
openaire   +2 more sources

An hp-version discontinuous Galerkin method for integro-differential equations of parabolic type

open access: yes, 2011
We study the numerical solution of a class of parabolic integro-differential equations with weakly singular kernels. We use an $hp$-version discontinuous Galerkin (DG) method for the discretization in time.
H. Mustapha   +7 more
core   +1 more source

Approximation Solution of Fuzzy Singular Volterra Integral Equation by Non-Polynomial Spline

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2023
A non-polynomial spline (NPS) is an approximation method that relies on the triangular and polynomial parts, so the method has infinite derivatives of the triangular part of the NPS to compensate for the loss of smoothness inherited by the polynomial. In
Zahraa A. Ibrahim, Nabaa N. Hasan
doaj   +1 more source

On the functional-integral equation of Volterra type with weakly singular kernel [PDF]

open access: yesPublications de l'Institut Mathematique, 2008
We give sufficient conditions for the existence of Lp-solution of a Volterra functional-integral equation in a Banach space. Our assumptions and proofs are expressed in terms of measures of noncompactness.
openaire   +2 more sources

Fractional-order Euler functions for solving fractional integro-differential equations with weakly singular kernel

open access: yesAdvances in Difference Equations, 2018
In this paper, a new set of functions called fractional-order Euler functions (FEFs) is constructed to obtain the solution of fractional integro-differential equations.
Yanxin Wang, Li Zhu, Zhi Wang
doaj   +1 more source

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