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Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika, 2010, Number 3, Pages 52–71
(Mi ivm6712)
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This article is cited in 12 scientific papers (total in 12 papers)
Applications of Smolyak quadrature formulas to the numerical integration of Fourier coefficients and in function recovery problems
N. Temirgalieva, S. S. Kudaibergenovb, A. A. Shomanovaa a Eurasian National University, Astana, Republic of Kazakhstan
b Chair of Mathematical Modeling and Education, Southern-Kazakhstan State University, Shymkent, Republic of Kazakhstan
Abstract:
In this paper with the help of Smolyak quadrature formulas we calculate exact orders of errors of the numerical integration of trigonometric Fourier coefficients of functions from generalized classes of the Korobov and Sobolev type. We apply the obtained results to the recovery of functions from their values at a finite number of points in terms of K. Sherniyazov approach.
Keywords:
Ul'yanov classes, numerical integration, Smolyak quadrature formula, trigonometric Fourier coefficients, restoration operators.
Received: 16.11.2007 Revised: 04.05.2009
Citation:
N. Temirgaliev, S. S. Kudaibergenov, A. A. Shomanova, “Applications of Smolyak quadrature formulas to the numerical integration of Fourier coefficients and in function recovery problems”, Izv. Vyssh. Uchebn. Zaved. Mat., 2010, no. 3, 52–71; Russian Math. (Iz. VUZ), 54:3 (2010), 45–62
Linking options:
https://www.mathnet.ru/eng/ivm6712 https://www.mathnet.ru/eng/ivm/y2010/i3/p52
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Abstract page: | 873 | Full-text PDF : | 297 | References: | 83 | First page: | 20 |
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