Diameters of a class of smooth functions in the space \(L_2\)

DOI10.1007/BF01098351zbMath0421.41011OpenAlexW2038483377MaRDI QIDQ1133091

Kh. Nasyrova, R. S. Ismagilov

Publication date: 1978

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

Full work available at URL: https://doi.org/10.1007/bf01098351

zbMATH Keywords

diameterssmooth functionsthe space L2

Mathematics Subject Classification ID

Spaces of measurable functions ((L^p)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.) (46E30) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by arbitrary linear expressions (41A45)

Cites Work

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• Abschätzungen linearer Durchmesser in Sobolev- und Besov-Räumen
• DIAMETERS OF SETS IN FUNCTION SPACES AND THE THEORY OF BEST APPROXIMATIONS
• DIAMETERS OF SETS IN NORMED LINEAR SPACES AND THE APPROXIMATION OF FUNCTIONS BY TRIGONOMETRIC POLYNOMIALS

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