A collocation method for Fredholm integral equations of the First kind via iterative Regularization Scheme

IF 1.6 3区 数学 Q1 MATHEMATICS Mathematical Modelling and Analysis Pub Date : 2023-03-21 DOI:10.3846/mma.2023.16453
T. Bechouat
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引用次数: 0

Abstract

To solve the ill-posed integral equations, we use the regularized collocation method. This numerical method is a combination of the Legendre polynomials with non-stationary iterated Tikhonov regularization with fixed parameter. A theoretical justification of the proposed method under the required assumptions is detailed. Finally, numerical experiments demonstrate the efficiency of this method.
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基于迭代正则化方案的第一类Fredholm积分方程的配置方法
为了求解病态积分方程,我们采用正则配点法。该数值方法是将Legendre多项式与固定参数的非平稳迭代Tikhonov正则化相结合。在必要的假设条件下,对所提出的方法进行了理论论证。最后,通过数值实验验证了该方法的有效性。
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来源期刊
CiteScore
2.80
自引率
5.60%
发文量
28
审稿时长
4.5 months
期刊介绍: Mathematical Modelling and Analysis publishes original research on all areas of mathematical modelling and analysis.
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