Article ID Journal Published Year Pages File Type
4608890 Journal of Complexity 2011 20 Pages PDF
Abstract

Optimal estimates of Kolmogorov’s nn-widths, linear nn-widths and Gelfand’s nn-widths of the weighted Sobolev classes on the unit sphere SdSd are established. Similar results are also established on the unit ball BdBd and on the simplex TdTd.

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Physical Sciences and Engineering Mathematics Analysis
Preview
On the widths of Sobolev classes
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