Best bilinear approximations of functions from Nikolskii-Besov classes
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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