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JOURNALS // Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika // Archive

Vestnik Moskov. Univ. Ser. 1. Mat. Mekh., 2015 Number 1, Pages 25–33 (Mi vmumm204)

This article is cited in 1 paper

Mathematics

Equiconvergence of expansions into triple trigonometric series and Fourier integral for continuous functions with a certain modulus of continuity

D. A. Grafov

Moscow State Region University, Faculty of Physics and Mathematics

Abstract: We study the problem of equiconvergence on $\mathbb T^3=[-\pi, \pi)^3$ for expansions in a triple trigonometric Fourier series and a Fourier integral of continuous functions with a certain modulus of continuity in the case of a “lacunary sequence of partial sums”.

Key words: multiple trigonometric Fourier series, multiple Fourier integrals, convergence almost everywhere, lacunary sequence.

UDC: 517.518

Received: 20.09.2013


 English version:
Moscow University Mathematics Bulletin, Moscow University Måchanics Bulletin, 2015, 70:1, 24–32

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