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Izvestiya of Saratov University. Mathematics. Mechanics. Informatics, 2010, Volume 10, Issue 1, Pages 9–14
DOI: https://doi.org/10.18500/1816-9791-2010-10-1-9-14 (Mi isu2) 		 
Mathematics

The problem of convergence in point trigonometric interpolation process of Lagrange

L. V. Borisova, A. V. Shatalina

Saratov State University, Chair of Theory of Functions and Approximations
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DOI: https://doi.org/10.18500/1816-9791-2010-10-1-9-14
Abstract: An analogue of the characteristic of R. Salem is obtained for a trigonometric Lagrange interpolation process on the matrix of equally spaced nodes.
Key words: interpolation process, equidistant nodes, convergence at point.
Document Type: Article
UDC: 517.51
Language: Russian
Citation: L. V. Borisova, A. V. Shatalina, “The problem of convergence in point trigonometric interpolation process of Lagrange”, Izv. Saratov Univ. Math. Mech. Inform., 10:1 (2010), 9–14
Citation in format AMSBIB
\Bibitem{BorSha10}
\by L.~V.~Borisova, A.~V.~Shatalina
\paper The problem of convergence in point trigonometric interpolation process of Lagrange
\jour Izv. Saratov Univ. Math. Mech. Inform.
\yr 2010
\vol 10
\issue 1
\pages 9--14
\mathnet{http://mi.mathnet.ru/isu2}
\crossref{https://doi.org/10.18500/1816-9791-2010-10-1-9-14}
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