The ortho-diameters of Nikol’skii and Besov classes in the Lorentz spaces

被引：0

作者：

G. A. Akishev

机构：

[1] Karaganda State University,

来源：

Russian Mathematics | 2009年 / 53卷 / 2期

关键词：

approximation; Lorentz space; ortho-diameter;

D O I：

10.3103/S1066369X09020029

中图分类号：

学科分类号：

摘要：

In this paper we estimate the order of approximation of S. M. Nikol’skii and O. V. Besov classes in the norm of the anisotropic Lorentz space. We also obtain bounds for ortho-diameters of these classes.

引用

页码：21 / 29

页数：8

共 50 条

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