نتایج جستجو برای: iterative method

تعداد نتایج: 1663909  

Journal: :computational methods for differential equations 0
saeed karimi jafabigloo department of mathematics, persian gulf university maryam dehghan department of matghematics, petrsian gulf university fariba takhtabnoos department of mathematics, persian gulf university

in this work, a new iterative method is proposed for obtaining the approximate solution of a class of hammerstein type integral equations system. the main structure of this method is based on the richardson iterative method for solving an algebraic linear system of equations. some conditions for existence and unique solution of this type equations are imposed. convergence analysis and error bou...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1385

چکیده ندارد.

A. R. Vahidi A. Shoja‎, E. Babolian

In this paper, a new spectral-iterative method is employed to give approximate solutions of fractional logistic differential equation. This approach is based on combination of two different methods, i.e. the iterative method cite{35} and the spectral method. The method reduces the differential equation to systems of linear algebraic equations and then the resulting systems are solved by a numer...

Journal: :computational methods in civil engineering 2012
s.r. sabbagh yazdi m. bayatlou

a constitutive model based on two–dimensional unstructured galerkin finite volume method (gfvm) is introduced and applied for analyzing nonlinear behavior of cracked concrete structures in equilibrium condition. the developed iterative solver treats concrete as an orthotropic nonlinear material and considers the softening and hardening behavior of concrete under compression and tension by using...

Journal: :International Journal of Non-Linear Mechanics 2019

Journal: :bulletin of the iranian mathematical society 0
husain piri department of mathematics, bonab higher education complex hamid vaezi faculty of mathematical sciences university of tabriz, tabriz, iran

begin{abstract} in this paper, we introduce an iterative method for amenable semigroup of non expansive mappings and infinite family of non expansive mappings in the frame work of hilbert spaces. we prove the strong convergence of the proposed iterative algorithm to the unique solution of a variational inequality, which is the optimality condition for a minimization problem. the results present...

Journal: :bulletin of the iranian mathematical society 2012
husain piri hamid vaezi

begin{abstract} in this paper, we introduce an iterative method for amenable semigroup of non expansive mappings and infinite family of non expansive mappings in the frame work of hilbert spaces. we prove the strong convergence of the proposed iterative algorithm to the unique solution of a variational inequality, which is the optimality condition for a minimization problem. the results present...

Journal: :journal of linear and topological algebra (jlta) 0
m nili ahmadabadi department of mathematics, islamic azad university, najafabad branch, iran.

in this paper, a fundamentally new method, based on the de nition, is introduced for numerical computation of eigenvalues, generalized eigenvalues and quadratic eigenvalues of matrices. some examples are provided to show the accuracy and reliability of the proposed method. it is shown that the proposed method gives other sequences than that of existing methods but they still are convergent to t...

Journal: :نظریه تقریب و کاربرد های آن 0
m khanian department of mathematics, khorasgan (isfahan) branch, islamic azad university, isfahan, iran. a. davari department of mathematics, faculty of sciences, university of isfahan, isfahan, iran.

image restoration has been an active research area. di erent formulations are e ective in high qualityrecovery. partial di erential equations (pdes) have become an important tool in image processingand analysis. one of the earliest models based on pdes is perona-malik model that is a kindof anisotropic di usion (andi) lter. anisotropic di usion lter has become a valuable tool indi erent elds...

Journal: :international journal of industrial mathematics 0
r. ketabchi‎ department of mathematics, science and research branch, islamic azad university,tehran,‎iran‎. r. mokhtari department of mathematical sciences, isfahan university of technology, isfahan 84156-83111, ‎iran‎. e. babolian department of mathematics, science and research branch, islamic azad university, tehran, ‎iran.

this paper is concerned with a technique for solving volterra integral equations in the reproducing kernel hilbert space. in contrast with the conventional reproducing kernel method, the gram-schmidt process is omitted here and satisfactory results are obtained.the analytical solution is represented in the form of series.an iterative method is given to obtain the approximate solution.the conver...

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