On orthorecursive expansion by a certain function system

DOI10.1070/IM2002V066N01ABEH000371zbMath1029.41012OpenAlexW2070092173MaRDI QIDQ4804388

Vladimir V. Galatenko

Publication date: 5 February 2004

Published in: Izvestiya: Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/im2002v066n01abeh000371

zbMATH Keywords

orthorecursive expansionpure greedy algorithmsignum system

Mathematics Subject Classification ID

Series expansions (e.g., Taylor, Lidstone series, but not Fourier series) (41A58) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

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