Orders of the orthoprojection widths of classes of periodic functions of one and of several variables

DOI10.1007/BF01152547zbMath0712.42023OpenAlexW2095962825MaRDI QIDQ748798

Eh. M. Galeev

Publication date: 1988

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

Full work available at URL: https://doi.org/10.1007/bf01152547

zbMATH Keywords

formal differentiation of the Fourier seriesorthoprojective diameter

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Classical almost periodic functions, mean periodic functions (42A75)

Related Items (3)

Estimate for the order of orthoprojection width of the Nikol'skii-Besov class in the metric of anisotropic Lorentz spaces ⋮ On reconstruction of multiplicative transformations of functions in anisotropic spaces ⋮ On the Order of the Trigonometric Diameter of the Anisotropic Nikol’skii–Besov Class in the Metric of Anisotropic Lorentz Spaces

Cites Work

• Approximation by Fourier sums of classes of functions with several bounded derivatives
• The approximation of classes of periodic functions of many variables
• DIAMETERS OF SETS IN NORMED LINEAR SPACES AND THE APPROXIMATION OF FUNCTIONS BY TRIGONOMETRIC POLYNOMIALS
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