| Exact Constants in Direct and Inverse Approximation Theorems for Functions of Several Variables in the Spaces Sp FG Abdullayev, P Ozkartepe, VV Savchuk, AL Shidlich Filomat 33 (5), 1471-1484, 2019 | 17 | 2019 |
| On relationship between classes of -differentiable functions and Gevrey classes AI Stepanets, AS Serdyuk, AL Shidlich Ukrainian Mathematical Journal 61 (1), 171-177, 2009 | 16 | 2009 |
| Classification of infinitely differentiable periodic functions AI Stepanets, AS Serdyuk, AL Shidlich Ukrainian Mathematical Journal 60 (12), 1982-2005, 2008 | 16 | 2008 |
| Approximation of functions of several variables by linear methods in the space VV Savchuk, AL Shidlich Acta Sci. Math. (Szeged) 80, 477–489, 2014 | 15 | 2014 |
| Direct and inverse approximation theorems of functions in the Orlicz type spaces 𝓢M S Chaichenko, A Shidlich, F Abdullayev Mathematica Slovaca 69 (6), 1367-1380, 2019 | 13 | 2019 |
| Direct and inverse approximation theorems in the weighted Orlicz-type spaces with a variable exponent F Abdullayev, S Chaichenko, M Imash kyzy, A Shidlich Turkish Journal of Mathematics 44 (1), 284-299, 2020 | 12 | 2020 |
| On some new criteria for infinite differentiability of periodic functions AI Stepanets, AS Serdyuk, AL Shidlich Dokl. Nats. Akad. Nauk Ukraine, 22-26, 2008 | 11 | 2008 |
| Best n-term approximations by Λ-methods in the spaces OI Stepanets', AL Shydlich Ukrainian Mathematical Journal 55 (8), 1338-1362, 2003 | 10 | 2003 |
| Direct and inverse approximation theorems of functions in the Musielak-Orlicz type spaces F Abdullayev, S Chaichenko, A Shidlich Mathematical Inequalities & Applications 24 (2), 323–336, 2021 | 9 | 2021 |
| Approximative properties of diagonal operators in Orlicz spaces AL Shidlich, SO Chaichenko Numerical Functional Analysis and Optimization 36 (10), 1339-1352, 2015 | 9 | 2015 |
| Extremal problems for integrals of nonnegative functions AI Stepanets, AL Shidlich Izv. Ross. Akad. Nauk Ser. Mat. 74 (3), 169--224, 2010 | 9 | 2010 |
| Extremal problems for integrals of nonnegative functions. AI Stepanets, AL Shidlich Dokl. Nats. Akad. Nauk Ukraine, 22–26, 2008 | 9 | 2008 |
| Best approximations of integrals by integrals of finite rank AI Stepanets, AL Shidlich Journal of Approximation Theory 162 (2), 323-348, 2010 | 8 | 2010 |
| Approximation theorems for multivariate Taylor-Abel-Poisson means J Prestin, V Savchuk, A Shidlich arXiv preprint arXiv:1901.06275, 2019 | 7 | 2019 |
| Best n-term approximations by Λ-methods in spaces AL Shidlich Extremal Problems in the Theory of Functions and Related Questions 46, 283–306, 2003 | 7* | 2003 |
| Direct and inverse approximation theorems of functions in the Orlicz type spaces F Abdullaev, A Shidlich, S Chaichenko Math. Slovaca 69 (6), 1367-1380, 2019 | 6 | 2019 |
| Direct and Inverse Theorems on the Approximation of 2π-Periodic Functions by Taylor-Abel-Poisson Operators. J Prestin, V Savchuk, A Shidlich Ukrainian Mathematical Journal 69 (5), 2017 | 6 | 2017 |
| On one extremal problem for positive series OI Stepanets’, AL Shydlich Ukrainian Mathematical Journal 57, 1968-1976, 2005 | 6 | 2005 |
| Approximation of functions by linear summation methods in the Orlicz-type spaces S Chaichenko, V Savchuk, A Shidlich Journal of Mathematical Sciences 249, 705-719, 2020 | 5 | 2020 |
| Widths of functional classes defined by majorants of generalized moduli of smoothness in the spaces F Abdullayev, A Serdyuk, A Shidlich arXiv preprint arXiv:2005.05597, 2020 | 5 | 2020 |
Stanislav O. ChaichenkoDonbass State Pedagogical UniversityVerified email at ddpu.edu.ua
