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On the best $L_1$-approximation of truncated powers by algebraic polynomials

We determine the asymptotic behavior of the best $L_1$-approximations of the kernels $(x - a) + r - 1,\; 1 < r < 2,$ and the classes $W_1^r$ by algebraic polynomials.

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Bibliographic Details
Date:	1998
Main Authors:	Nitiema, P. K., Нитиема, П. К.
Format:	Article
Language:	Russian English
Published:	Institute of Mathematics, NAS of Ukraine 1998
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/4930
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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