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Eurasian Mathematical Journal, 2015, Volume 6, Number 3, Pages 93–100
(Mi emj204)
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Short communications
Embeddings and widths of weighted Sobolev classes
A. A. Vasil'eva Steklov Mathematical Institute, Russian Academy of Sciences, 8 Gubkina St., Moscow 119991, Russia
Abstract:
In this paper, embedding theorems for reduced weighted Sobolev classes $\hat{W}_{p,g}^r(\Omega)$ in Lebesgue spaces $L_{q,v}(\Omega)$ are obtained. Here weight functions have singularity at the origin and $v\notin L_q(\Omega)$. For some special weight functions order estimates for Kolmogorov, Gelfand and linear widths are obtained.
Keywords and phrases:
weighted Sobolev spaces, John domains, embeddings, widths.
Received: 17.09.2015
Citation:
A. A. Vasil'eva, “Embeddings and widths of weighted Sobolev classes”, Eurasian Math. J., 6:3 (2015), 93–100
Linking options:
https://www.mathnet.ru/eng/emj204 https://www.mathnet.ru/eng/emj/v6/i3/p93
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Statistics & downloads: |
Abstract page: | 197 | Full-text PDF : | 95 | References: | 78 |
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