2017
Том 69
№ 6

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Best bilinear approximations of functions from Nikolskii-Besov classes

Romanyuk A. S., Romanyuk V. S.

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Abstract

We obtain exact-order estimates for the best bilinear approximations of Nikol'skii-Besov classes in the spaces of functions $L_q (\pi_{2d})$.

English version (Springer): Ukrainian Mathematical Journal 64 (2012), no. 5, pp 781-796.

Citation Example: Romanyuk A. S., Romanyuk V. S. Best bilinear approximations of functions from Nikolskii-Besov classes // Ukr. Mat. Zh. - 2012. - 64, № 5. - pp. 685-697.

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