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Publication:3884577
zbMath0442.42004MaRDI QIDQ3884577
Publication date: 1980
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Asymptotic equalities for best approximations for classes of infinitely differentiable functions defined by the modulus of continuity ⋮ Unnamed Item ⋮ Best approximations of infinitely differentiable functions in the space \(L_ s\) ⋮ Approximation of classes of Poisson integrals by repeated Fejer sums ⋮ Asymptotically best possible Lebesgue-type inequalities for the fourier sums on sets of generalized poisson integrals ⋮ Approximation of the periodical functions of high smoothness by the rightangled Fourier sums ⋮ Uniform approximations by Fourier sums on the sets of convolutions of periodic functions of high smoothness ⋮ Approximation of generalized Poisson integrals by interpolating trigonometric polynomials ⋮ Approximation of classes of Poisson integrals by incomplete Fejér means ⋮ Approximation of differentiable functions by rectangular repeated de la Vallée Poussin means ⋮ Asymptotic behavior of best approximations of classes of Poisson integrals of functions from \(H_\omega\) ⋮ Unnamed Item ⋮ Approximation of the classes of generalized Poisson integrals by Fourier sums in metrics of the spaces \(L_S\) ⋮ Asymptotic estimates for the best uniform approximations of classes of convolution of periodic functions of high smoothness ⋮ Deviation of Fourier sums on the classes of infinitely differentiable functions ⋮ Approximation by interpolation trigonometric polynomials in metrics of the space \(L_p\) on the classes of periodic entire functions ⋮ The lower estimate of deviations of Fejer sums on classes of Poisson integrals ⋮ Approximation of Analytic Functions by Universal Vallee-Poussin Sums on the Chebyshev Polynomials ⋮ Approximation by Fourier sums in the classes of Weyl-Nagy differentiable functions with high exponent of smoothness
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