Kolmogorov and linear widths of the weighted Besov classes with singularity at the origin

DOI10.1016/j.jat.2012.11.006zbMath1273.46026arXiv1210.1392OpenAlexW2270944735MaRDI QIDQ1944304

A. A. Vasil'eva

Publication date: 5 April 2013

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1210.1392

zbMATH Keywords

sequence spacescompact embeddingBesov spacesapproximation numbersKolmogorov widthslinear widths

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Riesz operators; eigenvalue distributions; approximation numbers, (s)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators (47B06) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

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