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Publication:3836629
zbMath0942.41500MaRDI QIDQ3836629
Publication date: 8 December 1999
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Algorithms for approximation of functions (65D15) Approximate quadratures (41A55) Numerical quadrature and cubature formulas (65D32) Research exposition (monographs, survey articles) pertaining to approximations and expansions (41-02)
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Approximation of periodic functions by modified Steklov averages in \(L_2\) ⋮ Some inequalities for trigonometric polynomials and Fourier coefficients ⋮ Estimates for functionals with a known finite set of moments in terms of high order moduli of continuity in spaces of functions defined on a segment ⋮ Inequalities of the type of the generalized Jackson theorem for the best approximations ⋮ Estimates for the best approximations of a periodic function by linear combinations of values of the function and its primitives ⋮ Estimates for functionals by deviations of the Riesz sums in seminormed spaces ⋮ Approximation of periodic functions by Steklov averages in \(L_{2}\) ⋮ Approximation estimates for convolution classes in terms of the second modulus of continuity ⋮ Estimates for the best approximations of periodic functions in terms of deviations ⋮ On approximation of periodic functions by Riesz sums ⋮ Estimates for functionals with a known moment sequence in terms of deviations of Steklov type means ⋮ Comparison of deviations of generalized Steklov averages for functions in the spaces \(L_{2}(Q_{2})\) and \(C_{A}(Q_{2})\) ⋮ Sharp Jackson-type inequalities for approximations of classes of convolutions by entire functions of exponential type ⋮ Estimates for functionals with a known, finite set of moments, in terms of moduli of continuity, and behavior of constants, in the Jackson-type inequalities ⋮ On constants in the generalized Jackson theorem
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