On the norms of Favard kernels

DOI10.1134/S000143461503030XzbMath1317.42004OpenAlexW2041844323MaRDI QIDQ2352612

Sergey A. Telyakovskii, Yu. N. Subbotin

Publication date: 3 July 2015

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s000143461503030x

zbMATH Keywords

trigonometric polynomialsbest approximationKolmogorov widthFavard sumFavard kernel

Mathematics Subject Classification ID

Trigonometric approximation (42A10)

Cites Work

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• Sharpening of the estimates for relative widths of classes of differentiable functions
• Examples of trigonometric series with non-negative partial sums

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