Estimates of the uniform approximations by Zygmund sums on the classes of convolutions of periodic functions

zbMath1313.42017arXiv1305.4374MaRDI QIDQ2877198

A. S. Serdyuk, Uliana Z. Grabova

Publication date: 21 August 2014

Full work available at URL: https://arxiv.org/abs/1305.4374

zbMATH Keywords

uniform approximationFejer sumsZygmund sumsexact order estimate

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Best approximation, Chebyshev systems (41A50)

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