Vol 64 No 5 (2012) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 25.05.2012

Anniversaries

Oleksandr Ivanovych Stepanets’ (on the 70 th anniversary of his birthday)

579-581
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- Springer

Research articles

On the improvement of the rate of convergence of the generalized Bieberbach polynomials in domains with zero angles

F. G. Abdullayev, N. P. Özkartepe

582-596
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- Springer
On the dependence of the norm of a function on the norms of its derivatives of orders $k$ , $r - 2$ and $r , 0 < k < r - 2$

V. F. Babenko, O. V. Kovalenko

597-603
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- Springer
Best mean-square approximation of functions defined on the real axis by entire functions of exponential type

S. B. Vakarchuk

604-615
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- Springer
Fourier cosine and sine transforms and generalized Lipschitz classes in uniform metric

B. I. Golubov, S. S. Volosivets

616-627
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- Springer
Reverse inequalities for geometric and power means

A. A. Korenovskii

628-635
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- Springer
Inequalities for derivatives of functions on an axis with nonsymmetrically bounded higher derivatives

V. A. Kofanov

636-648
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- Springer
Strong summability and properties of Fourier?Laplace series on a sphere

R. A. Lasuriya

649-661
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- Springer
Lower bounds for the deviations of the best linear methods of approximation of continuous functions by trigonometric polynomials

S. A. Pichugov

662-673
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- Springer
Shape-preserving projections in low-dimensional settings and the q -monotone case

M. P. Prophet, I. A. Shevchuk

674-684
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- Springer
Best bilinear approximations of functions from Nikolskii-Besov classes

A. S. Romanyuk, V. S. Romanyuk

685-697
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- Springer
Approximation by interpolation trigonometric polynomials on classes of periodic analytic functions

A. S. Serdyuk

698-712
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- Springer
On the properties of blocks of terms of the series $\sum \cfrac1k \sin kx$

S. A. Telyakovskii

713-718
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- Springer
On the best approximations of functions defined on zero-dimensional groups

M. F. Timan

719-728
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- Springer