Estimates for \(n\)-widths of two-weighted summation operators on trees

DOI10.1134/S0001434616010260zbMath1358.46037OpenAlexW2316750352MaRDI QIDQ295994

A. A. Vasil'eva

Publication date: 14 June 2016

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

Full work available at URL: https://doi.org/10.1134/s0001434616010260

zbMATH Keywords

trees\(n\)-widthsweighted summation operators

Mathematics Subject Classification ID

Approximation by arbitrary nonlinear expressions; widths and entropy (41A46) Sobolev (and similar kinds of) spaces of functions of discrete variables (46E39)

Related Items (2)

Estimates for the widths of discrete function classes generated by a two-weight summation operator ⋮ Diameters of Sobolev weight classes with a ``small set of singularities for weights

Cites Work

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• NORMS OF RANDOM MATRICES AND WIDTHS OF FINITE-DIMENSIONAL SETS
• DIAMETERS OF SETS IN FUNCTION SPACES AND THE THEORY OF BEST APPROXIMATIONS
• SOME ELEMENTARY INEQUALITIES, III
• s-Numbers of operators in Banach spaces
• DIAMETERS OF SOME FINITE-DIMENSIONAL SETS AND CLASSES OF SMOOTH FUNCTIONS
• Estimates for norms of two‐weighted summation operators on a tree under some restrictions on weights

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