BEST APPROXIMATION OF THE FUNCTIONS FROM ANISOTROPIC NIKOL'SKII-BESOV CLASSES DEFINED IN Rd

被引：1

作者：

Yanchenko, S. Ya. ^{[1
]}

机构：

[1] Ukrainian Natl Acad Sci, Inst Math, Kiev, Ukraine

来源：

UKRAINIAN MATHEMATICAL JOURNAL | 2018年 / 70卷 / 04期

关键词：

WIDTHS;

D O I：

10.1007/s11253-018-1523-y

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

We establish the exact-order estimates for the best approximations of functions from the anisotropic Nikol'skii-Besov classes of functions of several variables by entire functions in the Lebesgue spaces.

引用

页码：661 / 670

页数：10

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