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Title: Estimates of the integral modulus of continuity of functions with rarely changing Fourier coefficients

Journal Article · · Sbornik. Mathematics
 [1]
  1. V.A. Steklov Mathematical Institute, Russian Academy of Sciences, Moscow (Russian Federation)

The functions under consideration are those satisfying the condition {delta}a{sub i}={delta}b{sub i}=0 for all i{ne}n{sub j}, where {l_brace}n{sub j}{r_brace} is a lacunary sequence. An asymptotic estimate of the rate of decrease of the modulus of continuity in the L-metric of such functions in terms of their Fourier coefficients is obtained.

OSTI ID:
21205711
Journal Information:
Sbornik. Mathematics, Vol. 193, Issue 9; Other Information: DOI: 10.1070/SM2002v193n09ABEH000680; Country of input: International Atomic Energy Agency (IAEA); ISSN 1064-5616
Country of Publication:
United States
Language:
English

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