2019
Том 71
№ 2

# Best Orthogonal Trigonometric Approximations of Classes of Functions of Many Variables $L^{ψ}_{β, p}$

Konsevich N. M.

Abstract

We obtain order estimates for the best orthogonal trigonometric approximations of classes of functions of many variables L β, p ψ in the space L q, 1 < p < q < ∞, q > 2.

English version (Springer): Ukrainian Mathematical Journal 53 (2001), no. 1, pp 26-34.

Citation Example: Konsevich N. M. Best Orthogonal Trigonometric Approximations of Classes of Functions of Many Variables $L^{ψ}_{β, p}$ // Ukr. Mat. Zh. - 2001. - 53, № 1. - pp. 23-29.

Full text