53 research outputs found
One-sided approximation in L of the characteristic function of an interval by trigonometric polynomials
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Two-side estimates for sums of absolute values of Fourier coefficients of functions from H Ï (T m )
No full textAnalysis of axisymmetric contact interaction between coaxial cylinders during their relative shear
No full textSufficient conditions for the asymptotic optimality of projection methods as applied to operator equations
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On the best approximation and exact evaluation of the widths of some classes of functions in the Bergman space B p , 1 †p †â
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