2017
Том 69
№ 9

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Best orthogonal trigonometric approximations of the classes $B^{Ω}_{p,θ}$ of periodic functions of many variables

Voitenko S. P.

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Abstract

We obtain exact-order estimates for the best orthogonal trigonometric approximations of the classes $B^{Ω}_{p,θ}$ of periodic functions of many variables in the space $L_q$.

English version (Springer): Ukrainian Mathematical Journal 61 (2009), no. 11, pp 1728-1742.

Citation Example: Voitenko S. P. Best orthogonal trigonometric approximations of the classes $B^{Ω}_{p,θ}$ of periodic functions of many variables // Ukr. Mat. Zh. - 2009. - 61, № 11. - pp. 1473-1484.

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