Speed of approximation of functions by convergence systems

DOI10.1007/BF01682118zbMath0514.42035OpenAlexW1986999623MaRDI QIDQ1051195

L. V. Grnevska, Vitalii A. Andrienko

Publication date: 1983

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

Full work available at URL: https://doi.org/10.1007/bf01682118

zbMATH Keywords

rate of convergenceexact estimatesorthogonal system

Mathematics Subject Classification ID

General harmonic expansions, frames (42C15) Convergence and absolute convergence of Fourier and trigonometric series (42A20) Trigonometric polynomials, inequalities, extremal problems (42A05)

Cites Work

• On the rate of convergence of orthogonal series
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