Application of Dzyadyk’s Polynomial Kernels in the Constructive Function Theory V. Andrievskii OriginalPaper 02 October 2019 Pages: 171 - 178
One Inequality of the Landau–Kolmogorov Type for Periodic Functions of Two Variables V. F. Babenko OriginalPaper 02 October 2019 Pages: 179 - 189
Piecewise-Polynomial Approximations for the Solutions of Impulsive Differential Equations V. I. BilenkoK. V. BozhonokS. Yu. Dzyadyk OriginalPaper 02 October 2019 Pages: 190 - 201
On the Estimates of Widths of the Classes of Functions Defined by the Generalized Moduli of Continuity and Majorants in the Weighted Space L2,x(0, 1) S. B. Vakarchuk OriginalPaper 02 October 2019 Pages: 202 - 214
Resonant Equations with Classical Orthogonal Polynomials. I I. GavrilyukV. Makarov OriginalPaper 02 October 2019 Pages: 215 - 236
Quasiunconditional Basis Property of the Faber–Schauder System G. M. GrigoryanV. G. Krotov OriginalPaper 02 October 2019 Pages: 237 - 247
On the Cèsaro and Copson Norms of Nonnegative Sequences V. I. Kolyada OriginalPaper 02 October 2019 Pages: 248 - 258
One Estimate for Divided Differences and its Applications K. A. KopotunD. LeviatanI. A. Shevchuk OriginalPaper 03 October 2019 Pages: 259 - 277
Estimation of the Rate of Decrease (Vanishing) of a Function in Terms of Relative Oscillations A. A. Korenovskyi OriginalPaper 02 October 2019 Pages: 278 - 295
On the Joint Approximation of a Function and its Derivatives in the Mean O. V. MotornaV. P. Motornyi OriginalPaper 03 October 2019 Pages: 296 - 307
Approximating Characteristics of the Classes of Periodic Multivariate Functions in the Space B∞,1 A. S. RomanyukV. S. Romanyuk OriginalPaper 02 October 2019 Pages: 308 - 321
Approximation by Interpolation Trigonometric Polynomials in Metrics of the Space Lp on the Classes of Periodic Entire Functions* A. S. SerdyukI. V. Sokolenko OriginalPaper 13 November 2019 Pages: 322 - 332
On the Approximation of Functions by Polynomials and Entire Functions of Exponential Type R. M. Trigub OriginalPaper 02 October 2019 Pages: 333 - 341
Correction to: Free products of n-tuple semigroups A. V. ZhuchokJ. Koppitz Correction 03 October 2019 Pages: 342 - 342