Search Results - Kharkevych, Yu. I.

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  1. 1
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    Approximating properties of biharmonic Poisson operators in the classes $\hat{L}^{\psi}_{\beta, 1}$ by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

    Published 2017
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  2. 2
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    Approximation of (ψ, β)-differentiable functions by Poisson integrals in the uniform metric by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

    Published 2009
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  3. 3
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    Approximation of functions from the class $\hat{C}^{\psi}_{\beta, \infty}$ by Poisson biharmonic operators in the uniform metric by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

    Published 2008
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  4. 4
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    Approximation of $(\psi, \beta)$-Differentiable Functions Defined on the Real Axis by Abel-Poisson Operators by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

    Published 2005
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  5. 5
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    Approximation of functions defined on the real axis by operators generated by λ-methods of summation of their Fourier integrals by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

    Published 2004
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  6. 6
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    On the asymptotic of associate sigma-functions and Jacobi theta-functions by Korenkov, M. E., Kharkevych, Yu. I., Коренков, М. Є., Харкевич, Ю. І.

    Published 2018
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  7. 7
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    I. Approximative properties of biharmonic Poisson integrals in the classes $W^r_{\beta} H^{\alpha}$ by Kalchuk, I. V., Kharkevych, Yu. I., Кальчук, І. В., Харкевич, Ю. І.

    Published 2016
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  8. 8
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    Approximation of functions from the classes $C^{\psi}_{\beta, \infty}$ by biharmonic Poisson integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2011
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  9. 9
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    Approximation of (ψ, β)-differentiable functions of low smoothness by biharmonic Poisson integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2011
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  10. 10
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    Approximation of conjugate differentiable functions by their Abel–Poisson integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2009
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  11. 11
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    Approximation of conjugate differentiable functions by biharmonic Poisson integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2009
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  12. 12
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    Approximation of (ψ, β)-differentiable functions by Weierstrass integrals by Kalchuk, I. V., Kharkevych, Yu. I., Кальчук, І. В., Харкевич, Ю. І.

    Published 2007
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  13. 13
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    Approximation of classes of periodic multivariable functions by linear positive operators by Bushev, D. M., Kharkevych, Yu. I., Бушев, Д. М., Харкевич, Ю. І.

    Published 2006
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  14. 14
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    Complete Asymptotics of the Deviation of a Class of Differentiable Functions from the Set of Their Harmonic Poisson Integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2002
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  15. 15
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    Approximation of Differentiable Periodic Functions by Their Biharmonic Poisson Integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2002
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  16. 16
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    On the Approximation of Functions of the Hölder Class by Triharmonic Poisson Integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2001
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  17. 17
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    On the Approximation of Functions of the Hölder Class by Biharmonic Poisson Integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

    Published 2000
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  18. 18
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    Nevanlinna characteristics and defective values of the Weierstrass zeta function by Zaionts, Yu., Korenkov, M. E., Kharkevych, Yu. I., Зайонц, Ю., Корешков, М. Є., Харкевич, Ю. І.

    Published 2011
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  19. 19
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    Approximation of the classes $C^{\psi}_{\beta}H^{\alpha}$ by biharmonic Poisson integrals by Abdullayev, F. G., Kharkevych, Yu. I., Абдуллаев, Ф. Г., Харкевич, Ю. И., Абдуллаєв, Ф. Г., Харкевич, Ю. І.

    Published 2020
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  20. 20
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    Asymptotics of the values of approximations in the mean for classes of differentiable functions by using biharmonic Poisson integrals by Kalchuk, I. V., Kharkevych, Yu. I., Кальчук, И. В., Харкевич, Ю. И., Кальчук, И. В., Харкевич, Ю. И.

    Published 2007
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