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

共 50 条

[1] Best Polynomial Approximations and Widths of Classes of Functions in the Space L2
S. B. Vakarchuk
Mathematical Notes, 2018, 103 : 308 - 312
[2] BEST POLYNOMIAL APPROXIMATIONS AND WIDTHS OF CERTAIN CLASSES OF FUNCTIONS IN THE SPACE L-2
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EURASIAN MATHEMATICAL JOURNAL, 2013, 4 (03): : 120 - 126
[3] Best polynomial approximations in L 2 and widths of some classes of functions
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[4] Inequalities between best polynomial approximations and some smoothness characteristics in the space L 2 and widths of classes of functions
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[5] On the best polynomial approximation in the space L 2 and widths of some classes of functions
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[6] Best polynomial approximations in L 2 of classes of 2π-periodic functions and exact values of their widths
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[8] Best polynomial approximations and the widths of function classes in L2
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[9] Inequalities between best polynomial approximations and some smoothness characteristics in the space L2 and widths of classes of functions
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[10] Best polynomial approximations in L2 of classes of 2π-periodic functions and exact values of their widths
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G. A. Yusupov
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