نتایج جستجو برای: dimensional volterra integral equations

تعداد نتایج: 710069  

In this paper, we present a new computational method to solve Volterra integral equations of the first kind based on Bernstein polynomials. In this method, using operational matrices turn the integral equation into a system of equations. The computed operational matrices are exact and new. The comparisons show this method is acceptable. Moreover, the stability of the proposed method is studied.

Journal: :iranian journal of fuzzy systems 2015
t. allahviranloo p. salehi m. nejatiyan

in this paper the fixed point theorem of schauder is used to prove the existence of a continuous solution of the nonlinear fuzzy volterra integral equations. then using some conditions the uniqueness of the solution is investigated.

Journal: :نظریه تقریب و کاربرد های آن 0
m. tavassoli-kajani department of mathematics, islamic azad university, khorasgan branch, isfahan, iran. l. kargaran-dehkordi department of mechanic, shahr-e-kord university, shahr-e-kord, iran. sh. hadian-jazi department of mechanic, shahr-e-kord university, shahr-e-kord, iran.

this paper proposes a three-step method for solving nonlinear volterra integralequations system. the proposed method convents the system to a (3 × 3)nonlinear block system and then by solving this nonlinear system we ndapproximate solution of nonlinear volterra integral equations system. to showthe advantages of our method some numerical examples are presented.

Journal: :international journal of mathematical modelling and computations 0
sara fayazzadeh marjan lotfi

in this paper it is shown that the use of‎ ‎uniform meshes leads to optimal convergence rates provided that‎ ‎the analytical solutions of a particular class of‎ ‎fredholm-volterra integral equations (fvies) are smooth‎.

In this paper, we propose a new numerical method for solution of Urysohn two dimensional mixed Volterra-Fredholm integral equations of the second kind on a non-rectangular domain. The method approximates the solution by the discrete collocation method based on inverse multiquadric radial basis functions (RBFs) constructed on a set of disordered data. The method is a meshless method, because it ...

Journal: :Mathematical and Computer Modelling 1995

Journal: :Applied Mathematics Letters 2000

Journal: :Advances in Mathematics 1976

د. میرزایی ل. هوشنگیان

This paper gives an ecient numerical method for solving the nonlinear systemof Volterra-Fredholm integral equations. A Legendre-spectral method based onthe Legendre integration Gauss points and Lagrange interpolation is proposedto convert the nonlinear integral equations to a nonlinear system of equationswhere the solution leads to the values of unknown functions at collocationpoints.

In this paper we investigate the existence and uniqueness for Volterra-Fredholm type integral equations and extension of this type of integral equations. The result is obtained by using the  coupled fixed point theorems in the framework of Banach space $ X=C([a,b],mathbb{R})$. Finally, we  give an example to illustrate the applications of our results.

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