Multilevel Iterative Algorithms for Accelerating Spectral Approximations of Integral Equations

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Abstract

In this paper, spectral collocation and Nyström methods for integral equations are discussed. Some multilevel correction schemes are presented for infinitely accelerating the covergence even if the exact solution is not so smooth.

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Integral equation;iterative correction;spectral collocation and Nyström methods
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Multilevel Iterative Algorithms for Accelerating Spectral Approximations of Integral Equations. (2020). Journal of Partial Differential Equations, 10(4), 323-332. https://gsp.tricubic.dev/jpde/article/view/3865