Approximation of analytic periodic functions by de la Vallée-Poussin sums VI Rukasov, SO Chaichenko Ukrainian Mathematical Journal 54 (12), 2006-2024, 2002 | 24 | 2002 |
Direct and inverse approximation theorems in the weighted Orlicz-type spaces with a variable exponent F Abdullayev, S Chaichenko, MI KYZY, A Shidlich Turkish Journal of Mathematics 44 (1), 284-299, 2020 | 17 | 2020 |
Best approximations of periodic functions in generalized Lebesgue spaces SO Chaichenko Ukrainian Mathematical Journal 64 (9), 1421-1439, 2013 | 15 | 2013 |
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 | 14 | 2019 |
Approximation of analytic functions by de la Vallee Poussin sums VV Savchuk, MV Savchuk, SO Chaichenko Mat. Stud 34 (2), 207-219, 2010 | 14 | 2010 |
Approximation by de la Vallee Poussin Sums A Stepanets, V Rukasov, S Chaichenko Institute of Mathematics, Ukrainian National Academy of Sciences, Kiev, 2007 | 13 | 2007 |
Direct and inverse approximation theorems of functions in the Musielak-Orlicz type spaces F Abdullayev, S Chaichenko, A Shidlich arXiv preprint arXiv:2004.09807, 2020 | 12 | 2020 |
Approximative properties of diagonal operators in Orlicz spaces AL Shidlich, SO Chaichenko Numerical Functional Analysis and Optimization 36 (10), 1339-1352, 2015 | 12 | 2015 |
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 | 10 | 2020 |
Jackson-type inequalities and widths of functional classes in the Musielak–Orlicz type spaces F Abdullayev, S Chaichenko, M Imashkyzy, A Shidlich Rocky Mountain Journal of Mathematics 51 (4), 1143-1155, 2021 | 9 | 2021 |
Approximation of the Classes by de la Vallée-Poussin Sums VI Rukasov, SO Chaichenko Ukrainian Mathematical Journal 54 (5), 839-851, 2002 | 9 | 2002 |
Best approximations for the Cauchy kernel on the real axis VM Savchuk, SO Chaichenko Ukrainian Mathematical Journal 66, 1731-1741, 2015 | 8 | 2015 |
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 |
Approximation of bounded holomorphic and harmonic functions by Fejér means VV Savchuk, SO Chaichenko, MV Savchuk Ukrainian Mathematical Journal 71, 589-618, 2019 | 5 | 2019 |
On some inequalities of Chebyshev type AL Shidlich, SO Chaichenko arXiv preprint arXiv:1405.1256, 2014 | 5 | 2014 |
Approximation by de la Vallée-Poussin operators on the classes of functions locally summable on the real axis VI Rukasov, SO Chaichenko Ukr. Math. J 62 (7), 1126-1138, 2010 | 5 | 2010 |
Direct and inverse approximation theorems in the Besicovitch-Museilak-Orlicz spaces of almost periodic functions S Chaichenko, A Shidlich, T Shulyk arXiv preprint arXiv:2112.06664, 2021 | 4 | 2021 |
Approximation of ψ-integrals of 2π-periodic functions by de la Vallée-Poussin sums VI Rukasov, SO Chaichenko Fourier Series: Theory and Applications, 242-254, 1999 | 4 | 1999 |
Some extremal problems in the Orlicz spaces AL Shidlich, SO Chaichenko Matematychni Studii 42 (1), 21-32, 2014 | 3 | 2014 |
Approximation of classes of analytic functions by a linear method of special form AS Serdyuk, SO Chaichenko Ukrainian Mathematical Journal 63 (1), 125-133, 2011 | 3 | 2011 |