Best approximation with Walsh atoms

DOI10.1007/S003659900046zbMath0884.41014OpenAlexW2055890717MaRDI QIDQ1362762

Lars F. Villemoes

Publication date: 13 April 1998

Published in: Constructive Approximation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s003659900046

zbMATH Keywords

best approximationWalsh atoms

Mathematics Subject Classification ID

Fourier series in special orthogonal functions (Legendre polynomials, Walsh functions, etc.) (42C10) Signal theory (characterization, reconstruction, filtering, etc.) (94A12) General harmonic expansions, frames (42C15) Approximation by other special function classes (41A30)

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