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Exact constants in Jackson-type inequalities for $L_2$-approximation on an axis

We investigate exact constants in Jackson-type inequalities in the space $L_2$ for the approximation of functions on an axis by the subspace of entire functions of exponential type.

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Bibliographic Details
Date:	2009
Main Authors:	Doronin, V. G., Ligun, A. A., Serdyuk, A. S., Shydlich, A. L., Доронин, В. Г., Лигун, А. А., Сердюк, А. С., Шидлич, А. Л.
Format:	Article
Language:	Russian English
Published:	Institute of Mathematics, NAS of Ukraine 2009
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/3005
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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