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BestL1-approximations of classes $W_1^r$ by Splines from $W_1^r$

We obtain the exact values of the best $L_1$-approximations of the classes $W_1^r$ of periodic functions by periodic polynomial splines of degree $r$ and defect 1 with equidistant knots that belong to the class $W_1^r$.

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Bibliographic Details
Date:	1994
Main Authors:	Babenko, V. F., Бабенко, В. Ф.
Format:	Article
Language:	Russian English
Published:	Institute of Mathematics, NAS of Ukraine 1994
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/5622
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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