Approximation of the classes \(B^{\omega}_{p,\theta}\) of periodic functions of several variables by polynomials with a spectrum in cubic domains

Related Items (8)

Kolmogorov widths of the classes \(B_{p,\theta}^\Omega\) of periodic functions of many variables in the space \(L_q\) ⋮ Trigonometric widths of classes of periodic functions of many variables ⋮ Approximation of the classes \(B_{p,\theta}^\Omega\) of periodic functions of many variables by Fourier sums in the space \(L_p\) with \(p=1,\infty\) ⋮ Approximation of functions from the isotropic Nikol'skii-Besov classes in the uniform and integral metrics ⋮ Best approximation of periodic functions of several variables from the classes \( MB_{p,\theta}^\omega\) ⋮ Characteristics of the linear and nonlinear approximations of the Nikol'skii-Besov-type classes of periodic functions of several variables ⋮ Approximation of functions of many variables from the classes \(B_{p,\theta}^\Omega(\mathbb R^d)\) by entire functions of exponential type ⋮ Estimations of linear widths of the classes \(B_{p,\theta}^\Omega\) of periodic functions of many variables in the space \(L_q\)

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