Approximation of differentiable periodic functions by their biharmonic Poisson integrals YI Kharkevych, KM Zhyhallo
Ukrainian Mathematical Journal, 2002
78 * 2002 On the approximation of functions of the Hölder class by biharmonic Poisson integrals KM Zhigallo, YI Kharkevych
Ukr. Math. J. 52 (7), 1113-1117, 2000
65 * 2000 Complete asymptotics of the deviation of a class of differentiable functions from the set of their harmonic Poisson integrals KM Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 54 (1), 51-63, 2002
64 * 2002 Approximation of conjugate differentiable functions by their Abel–Poisson integrals KM Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 61 (1), 86-98, 2009
60 * 2009 Approximation of conjugate differentiable functions by biharmonic Poisson integrals KM Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 61 (3), 399-413, 2009
53 2009 APPROXIMATION OF (ψ, β)-DIFFERENTIABLE FUNCTIONS OF LOWSMOOTHNESS BY BIHARMONIC POISSON INTEGRALS YI Kharkevych, KM Zhyhallo
Ukrainian Mathematical Journal, 2012
50 2012 Approximating Properties of Biharmonic Poisson Operators in the Classes T Zhyhallo, Y Kharkevych
Ukrainian Mathematical Journal 69 (5), 2017
49 2017 Approximation of functions from the classes K Zhyhallo, Y Kharkevych
Ukrainian Mathematical Journal 63 (7), 2011
49 * 2011 On the approximation of functions of the Holder class by triharmonic Poisson integrals KM Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 53 (6), 1012-1018, 2001
48 2001 Approximation of functions from the class TV Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 61 (12), 1893-1914, 2009
47 * 2009 Complete asymptotics of the approximation of function from the Sobolev classes by the Poisson integrals IV Kal'Chuk, YI Kharkevych
Acta et Commentationes Universitatis Tartuensis de Mathematica 22 (1), 23-36, 2018
46 2018 Approximating Properties of Biharmonic Poisson Integrals in the Classes I Kal'chuk, Y Kharkevych
Ukrainian Mathematical Journal 68 (11), 2017
46 2017 Approximation of the Classes Wβ,∞ R by Generalized Abel–Poisson Integrals. IV Kal'chuk, YI Kharkevych
Ukrainian Mathematical Journal 74 (4), 2022
44 2022 Approximation of (ψ, β)-differentiable functions by Poisson integrals in the uniform metric TV Zhyhallo, YI Kharkevych
Ukrainian Mathematical Journal 61 (11), 1757-1779, 2009
43 2009 On approximation of functions from the class TV Zhyhallo, YI Kharkevych
Carpathian Mathematical Publications 14 (1), 223-229, 2022
42 2022 Asymptotics of approximation of functions by conjugate Poisson integrals IV Kal'chuk, YI Kharkevych, KV Pozharska
Carpathian Mathematical Publications 12 (1), 138-147, 2020
42 2020 Approximation of (ψ, β)-differentiable functions by Weierstrass integrals YI Kharkevych, IV Kalchuk
Ukrainian Mathematical Journal, 2007
41 2007 Conditions of Convergence Almost Everywhere for the Convolution of a Function with Delta-Shaped Kernel to this Function. D Bushev, Y Kharkevych
Ukrainian Mathematical Journal 67 (11), 2016
40 2016 Approximation Properties of the Generalized Abel-Poisson Integrals on the Weyl-Nagy Classes I Kal’chuk, Y Kharkevych
Axioms 11 (4), 161, 2022
35 2022 On some asymptotic properties of solutions to biharmonic equations YI Kharkevych
Cybernetics and Systems Analysis 58 (2), 251-258, 2022
35 2022 
Inna Kal'chuk / Інна КальчукLesya Ukrainka Volyn National UniversityПідтверджена електронна адреса в vnu.edu.ua
