Diameters of Sobolev weight classes with a ``small set of singularities for weights

DOI10.1134/S1061920819040101zbMath1444.46028OpenAlexW2996207643MaRDI QIDQ2304182

Yanyan Li

Publication date: 6 March 2020

Published in: Russian Journal of Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s1061920819040101

zbMATH Keywords

weighted Sobolev spacesembeddingsapproximation numbersKolmogorov widthGelfand 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)

Cites Work

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