OLEKSANDR IVANOVYCH STEPANETS' (ON HIS 60TH BIRTHDAY);
APPROXIMATION OF CONVOLUTION CLASSES BY FOURIER SUMS. NEW RESULTS
KOLMOGOROV-TYPE INEQUALITIES FOR PERIODIC FUNCTIONS WHOSE FIRST DERIVATIVES HAVE BOUNDED VARIATION
CRITERION OF POLYNOMIAL DENSENESS AND GENERAL FORM OF A LINEAR CONTINUOUS FUNCTIONAL ON THE SPACE C 0 w
GENERALIZED MOMENT REPRESENTATIONS AND PADÉ APPROXIMANTS ASSOCIATED WITH BILINEAR TRANSFORMATIONS
ON MODIFIED STRONG DYADIC INTEGRAL AND DERIVATIVE
ON THE CONVERGENCE OF FOURIER SERIES IN THE SPACE L 1
AAPPROXIMATION OF SOBOLEV CLASSES BY THEIR SECTIONS OF FINITE DIMENSION
(ϕ, α)-STRONG SUMMABILITY OF FOURIER–LAPLACE SERIES FOR FUNCTIONS CONTINUOUS ON A SPHERE
ON ONE-SIDED APPROXIMATION OF FUNCTIONS WITH REGARD FOR THE LOCATION OF A POINT ON AN INTERVAL
APPROXIMATION OF CLASSES B r p, θ BY LINEAR METHODS AND BEST APPROXIMATIONS
APPROXIMATION OF THE CLASSES C JOURNAL/ukmj/beta/00133315-200254050-00012/ENTITY_OV0619/v/2016-12-16T202032Z/r/image-png H ω BY DE LA VALLÉE-POUSSIN SUMS
APPROXIMATION OF PERIODIC ANALYTIC FUNCTIONS BY INTERPOLATION TRIGONOMETRIC POLYNOMIALS IN THE METRIC OF THE SPACE L
TRIGONOMETRIC WIDTHS OF THE CLASSES B Ω p, θ OF PERIODIC FUNCTIONS OF MANY VARIABLES
APPROXIMATION OF CAUCHY-TYPE INTEGRALS