Vol 21 (2013)

DOI: https://doi.org/10.15421/24132101

Published: online 31.08.2013, print 08.09.2013

Table of Contents

Articles

Approximation by algebraic polynomials in metric spaces $$$L_{\psi}$$$
T.A. Agoshkova
PDF (Русский)
3-15
On the optimal renewal of n-linear functionals from linear information
V.F. Babenko, M.S. Gun'ko, A.A. Rudenko
PDF (Русский)
16-25
Bernstein type inequalities of different metrics for splines defined on the real domain
V.F. Babenko, V.A. Zontov
PDF (Русский)
26-33
Inequalities of Hardy-Littlewood-Polya type for operators in Hilbert space
V.F. Babenko, N.A. Kryachko
PDF (Русский)
34-39
Inequalities of Jackson type for ridge and polynomial approximation of harmonic functions
V.F. Babenko, D.A. Levchenko
PDF (Русский)
40-45
Interpolation of maps with values in semilinear space
V.F. Babenko, M.V. Polishchuk
PDF (Русский)
46-53
Absolute Voronoi summability of a factored Fourier integral
L.G. Bojtsun
PDF (Русский)
54-60
On inequalities of Kolmogorov type for the functions being analytic in the unit bicircle
S.B. Vakarchuk, M.B. Vakarchuk
PDF (Русский)
61-66
On non-periodic groups whose finitely generated subgroups are either permutable or weakly pronormal
T.V. Velychko
PDF (Українська)
67-69
On the extension of functions, being integrable with a weight on $$$[-1;1]$$$ and satisfying condition of Lipschitz type
S.V. Goncharov
PDF (Русский)
70-73
On characterization of the hypercenters of fuzzy groups
K.O. Grin
PDF
74-80
Conditions of unicity of the best non-symmetric $$$L_1$$$-approximant
Yu.S. Zagorul'ko, M.Ye. Tkachenko, V.M. Traktyns'ka
PDF (Русский)
81-91
Two-sided boundary problem for Kou's process
Ie.V. Karnaukh
PDF (Українська)
92-103
On approximation of continuous periodic functions by Stechkin's polynomials
O.V. Kotova
PDF (Русский)
104-124
On analogue of one problem of Erdös for non-periodic splines on the real domain
V.A. Kofanov
PDF (Русский)
125-131
Properties of certain moduli of continuity of integrable functions
V.P. Motornyi, V.V. Sedunova
PDF (Українська)
132-140
Pointwise estimates of one-sided approximations of one class of singular integrals
A.M. Pas'ko, O.O. Kolesnyk
PDF (Українська)
141-144
Absolute convergence of Fourier integrals and Lipschitz classes defined with differences of fractional order
B.I. Peleshenko, T.N. Semirenko
PDF (Русский)
145-152
On certain properties of fuzzy group product operation
V.A. Chupordia, A.S. Markovs'ka
PDF (Українська)
153-157