Integrability and $L^1$-Convergence of Double Cosine Trigonometric Series

Integrability and $L^1$-Convergence of Double Cosine Trigonometric Series

Year:    2011

Analysis in Theory and Applications, Vol. 27 (2011), Iss. 1 : pp. 32–39

Abstract

We study here $L^1$-convergence of new modified double cosine trigonometric sum and obtain a new necessary and sufficient condition for $L^1$-convergence of double cosine trigonometric series. Also, the results obtained by Moricz[1],[2] are particular cases of ours.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.1007/s10496-011-0032-8

Analysis in Theory and Applications, Vol. 27 (2011), Iss. 1 : pp. 32–39

Published online:    2011-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    8

Keywords:    $L^1$-convergence conjugate Dirichlet kernel.

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