Best Polynomial Approximations and Widths of Classes of Functions in the Space L 2

被引：2

作者：

Vakarchuk, S. B. ^{[1
]}

机构：

[1] Alfred Nobel Dnepropetrovsk Univ, Dnepropetrovsk, Ukraine

来源：

MATHEMATICAL NOTES | 2018年 / 103卷 / 1-2期

关键词：

best polynomial approximation; Fourier series; (psi; beta)-derivative; generalized modulus of continuity; n-width; JACKSON-TYPE INEQUALITIES; GENERALIZED MODULUS; BETA)-DIFFERENTIABLE FUNCTIONS; EXACT VALUES; N-WIDTHS; CONTINUITY; (PSI; THEOREM;

D O I：

10.1134/S0001434618010327

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

[No abstract available]

引用

页码：308 / 312

页数：5

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