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Sibirskie Èlektronnye Matematicheskie Izvestiya [Siberian Electronic Mathematical Reports], 2012, Volume 9, Pages 445–455
(Mi semr376)
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This article is cited in 17 scientific papers (total in 17 papers)
Real, complex and functional analysis
Interpolation formula for functions with a boundary layer component and its application to derivatives calculation
A. I. Zadorin, N. A. Zadorin Omsk department of Sobolev Mathematics Institute SB RAS,
Pevtsova 13, 644099, Omsk, Russia
Abstract:
An interpolation formula for a function of one variable with a boundary layer component is constructed. Such function corresponds to the solution of a singular perturbed problem. The estimate of an accuracy is obtained. On a base of the constructed interpolation formula the difference formulas for derivatives of the function with a boundary layer component are obtained. Numerical resultes are discussed.
Keywords:
function, boundary layer, nonpolynomial interpolation, difference formula for a derivative, accuracy estimation.
Received April 9, 2012, published October 17, 2012
Citation:
A. I. Zadorin, N. A. Zadorin, “Interpolation formula for functions with a boundary layer component and its application to derivatives calculation”, Sib. Èlektron. Mat. Izv., 9 (2012), 445–455
Linking options:
https://www.mathnet.ru/eng/semr376 https://www.mathnet.ru/eng/semr/v9/p445
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Abstract page: | 599 | Full-text PDF : | 174 | References: | 61 |
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