On approximation of functions from the class $L^{\psi}_{\beta, 1}$ by the Abel-Poisson integrals in the integral metric von Zhyhallo, T.V., Kharkevych, Yu.I.

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Asymptotics of approximation of functions by conjugate Poisson integrals von Kal'chuk, I.V., Kharkevych, Yu.I., Pozharska, K.V.

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On some approximate properties of biharmonic Poisson integrals in the integral metric von Kharkevych, Yu.I., Zhyhallo, K.M.

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Approximation properties of Abel-Poisson integrals on the classes of differentiable functions, defined by means of modulus of continuity von Stepaniuk, T.A., Kharkevych, Yu.I.

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APPROXIMATION OF THE CLASSES [C.sup.[psi].sub.[beta]] [H.sup.[alpha]] BY BIHARMONIC POISSON INTEGRALS von Abdullayev, F.G, Kharkevych, Yu.I

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Exact Values of the Approximations of Differentiable Functions by Poisson-Type Integrals von Kharkevych, Yu. I.

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Asymptotic Properties of the Solutions of Higher-Order Differential Equations on Generalized Hölder Classes von Kharkevych, Yu. I., Khanin, O. G.

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Approximate properties of Abel-Poisson integrals on classes of differentiable functions defined by moduli of continuity von Yu.I. Kharkevych, T.A. Stepaniuk

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Fourier Transform of the Summatory Abel–Poisson Function von Zhyhallo, T. V., Kharkevych, Yu. I.

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APPROXIMATING PROPERTIES OF BIHARMONIC POISSON OPERATORS IN THE CLASSES. [[??].sup.[phi].sub.[beta],1] von Zhyhallo, T.V, Kharkevych, Yu.I

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Isometry of the Subspaces of Solutions of Systems of Differential Equations to the Spaces of Real Functions von Abdullayev, F. G., Bushev, D. M., kyzy, M. Imash, Kharkevych, Yu. I.

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On the Asymptotics of Some Weierstrass Functions von Zając, J., Korenkov, M. E., Kharkevych, Yu. I.

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Approximation of (ψ, β)-differentiable functions of low smoothness by biharmonic poisson integrals von Zhyhallo, K. M., Kharkevych, Yu. I.

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