Igor Shevchuk
Igor Shevchuk
Подтвержден адрес электронной почты в домене univ.kiev.ua
Название
Процитировано
Процитировано
Год
Приближение многочленами и следы непрерывных на отрезке функций
ИА Шевчук
Наукова думка, 1992
177*1992
Theory of uniform approximation of functions by polynomials
VK Dzyadyk, IA Shevchuk
Walter de Gruyter, 2008
1132008
Piecewise monotone pointwise approximation
GA Dzyubenko, J Gilewicz, IA Shevchuk
Constructive approximation 14 (3), 311-348, 1998
381998
Uniform and pointwise shape preserving approximation by algebraic polynomials
KA Kopotun, D Leviatan, A Prymak, IA Shevchuk
arXiv preprint arXiv:1109.0968, 2011
322011
The degree of coconvex polynomial approximation
K Kopotun, D Leviatan, I Shevchuk
Proceedings of the American Mathematical Society 127 (2), 409-415, 1999
291999
Nearly comonotone approximation
D Leviatan, IA Shevchuk
Journal of approximation theory 95 (1), 53-81, 1998
271998
Interpolatory pointwise estimates for polynomial approximation
HH Gonska, D Leviatan, IA Shevchuk, HJ Wenz
Constructive approximation 16 (4), 603-629, 2000
252000
Some positive results and counterexamples in comonotone approximation, II
D Leviatan, IA Shevchuk
Journal of approximation theory 100 (1), 113-143, 1999
251999
Coconvex approximation
D Leviatan, IA Shevchuk
Journal of Approximation Theory 118 (1), 20-65, 2002
242002
Comonotone approximation
J Gilewicz, IA Shevchuk
Fundamentalnaya i prikladnaya matematika 2 (2), 319-363, 1996
231996
On co-approximation of monotone functions
IA Shevchuk
Doklady Akademii Nauk 308 (3), 537-541, 1989
201989
Convex polynomial approximation in the uniform norm: conclusion
KA Kopotun, D Leviatan, IA Shevchuk
Canadian Journal of Mathematics 57 (6), 1224-1248, 2005
192005
Coconvex polynomial approximation
D Leviatan, IA Shevchuk
Journal of Approximation Theory 121 (1), 100-118, 2003
172003
Some positive results and counterexamples in comonotone approximation
D Leviatan, IA Shevchuk
journal of approximation theory 89 (2), 195-206, 1997
171997
Boundedness by 3 of the Whitney interpolation constant
J Gilewicz, YV Kryakin, IA Shevchuk
Journal of Approximation Theory 119 (2), 271-290, 2002
162002
Approximation of monotone functions by monotone polynomials
IA Shevchuk
Matematicheskii Sbornik 183 (5), 63-78, 1992
161992
Approximation of monotone functions: a counter example
RA DeVore, D Leviatan, IA Shevchuk
Curves and Surfaces with Applications in CAGD, Proceedings of the Chamonix …, 1996
151996
New moduli of smoothness: weighted DT moduli revisited and applied
KA Kopotun, D Leviatan, IA Shevchuk
Constructive Approximation 42 (1), 129-159, 2015
142015
One construction of cubic convex spline
IA Shevchuk
Proceedings of ICAOR 1, 357-368, 1997
131997
Coconvex approximation in the uniform norm: the final frontier
K Kopotun, D Leviatan, IA Shevchuk
Acta Mathematica Hungarica 110 (1-2), 117-151, 2006
122006
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Статьи 1–20