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  1. Bernstein-Nikol’skii-Markov-type inequalities for algebraic polynomials in aweighted Lebesgue space in regions with cusps

    Article • TURKISH JOURNAL OF MATHEMATICS, July 2024, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Prof. Fahreddin G. Abdullayev

  2. Bernstein-Nikolskii-Markov-type inequalities for algebraic polynomials in a weighted Lebesgue space

    Article • Filomat, January 2023, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  3. On the Growth of Derivatives of Algebraic Polynomials in a Weighted Lebesgue Space

    Article • Ukrainian Mathematical Journal, October 2022, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  4. On the growth of mth derivatives of algebraic polynomials in the weighted Lebesgue space

    Article • Applied Mathematics in Science and Engineering, April 2022, Taylor & Francis

    Prof. Fahreddin G. Abdullayev

  5. Bernstein-Walsh-type inequalities for derivatives of algebraic polynomials on the regions of complex plane

    Article • TURKISH JOURNAL OF MATHEMATICS, January 2022, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Prof. Fahreddin G. Abdullayev

  6. The use of the isometry of function spaces with different numbers of variables in the theory of approximation of functions

    Article • Carpathian Mathematical Publications, December 2021, Vasyl Stefanyk Precarpathian National University

    Prof. Fahreddin G. Abdullayev

  7. Widths of Functional Classes Defined by the Majorants of Generalized Moduli of Smoothness in the Spaces $$ {\mathcal{S}}^p $$

    Article • Ukrainian Mathematical Journal, November 2021, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  8. Bernstein–Nikol’skii-Type Inequalities for Algebraic Polynomials from the Bergman Space in Domains of the Complex Plane

    Article • Ukrainian Mathematical Journal, September 2021, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  9. Jackson-type inequalities and widths of functional classes in the Musielak–Orlicz type spaces

    Article • Rocky Mountain Journal of Mathematics, August 2021, Rocky Mountain Mathematics Consortium

    Prof. Fahreddin G. Abdullayev

  10. Faber polynomials with common zero

    Article • Analysis and Mathematical Physics, January 2021, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  11. Bernstein-Walsh type inequalities for derivatives of algebraic polynomials in quasidisks

    Article • Open Mathematics, January 2021, De Gruyter

    Prof. Fahreddin G. Abdullayev

  12. Direct and inverse approximation theorems of functions in the Musielak-Orlicz type spaces

    Article • Mathematical Inequalities & Applications, January 2021, Element d.o.o.

    Prof. Fahreddin G. Abdullayev

  13. Approximate properties of the p-Bieberbach polynomials in regions with simultaneously exterior and interior zero angles

    Article • Quaestiones Mathematicae, August 2020, Informa UK Limited

    Prof. Fahreddin G. Abdullayev

  14. Direct and inverse approximation theorems in the weighted Orlicz-type spaceswith a variable exponent

    Article • TURKISH JOURNAL OF MATHEMATICS, January 2020, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Prof. Fahreddin G. Abdullayev

  15. Solution of the Rational Difference Equation xn+1=xn−131+xn−1xn−3xn−5xn−7xn−9xn−11{x_{n + 1}} = {{{x_{n - 13}}} \over {1 + {x_{n - 1}}{x_{n - 3}}{x_{n - 5}}{x_{n - 7}}{x_{n - 9}}{x_{n - 11}}}}

    Article • Applied Mathematics and Nonlinear Sciences, January 2020, De Gruyter

    Prof. Fahreddin G. Abdullayev

  16. Solution of the Maximum of Difference Equation xn+1=max{Axn−1,ynxn};yn+1=max{Ayn−1,xnyn}\matrix{ {x_{n + 1} = max \left\{ {{A \over {x_{n - 1} }},{{y_n } \over {x_n }}} \right\};} & {y_{n + 1} = max \left\{ {{A \over {y_{n - 1} }},{{x_n } \over {y_n }...

    Article • Applied Mathematics and Nonlinear Sciences, January 2020, De Gruyter

    Prof. Fahreddin G. Abdullayev

  17. The uniform and pointwise estimates for polynomials on the weighted Lebesgue spaces in the general regions of complex plane

    Article • Hacettepe Journal of Mathematics and Statistics, January 2020, Hacettepe Journal of Biology and Chemistry

    Prof. Fahreddin G. Abdullayev

  18. Isometry of the Subspaces of Solutions of Systems of Differential Equations to the Spaces of Real Functions

    Article • Ukrainian Mathematical Journal, December 2019, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  19. Direct and inverse approximation theorems of functions in the Orlicz type spaces

    Article • Mathematica Slovaca, December 2019, De Gruyter

    Fahreddin Abdullayev, Stanislav Chaichenko, Prof. Fahreddin G. Abdullayev

  20. Bernstein–Walsh-Type Polynomial Inequalities in Domains Bounded by Piecewise Asymptotically Conformal Curve with Nonzero Inner Angles in the Bergman Space

    Article • Ukrainian Mathematical Journal, October 2019, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  21. Exact estimates for Faber polynomials and for norm of Faber operator

    Article • Complex Variables and Elliptic Equations, May 2019, Taylor & Francis

    Viktor Savchuk, Prof. Fahreddin G. Abdullayev

  22. Best approximation of holomorphic functions from hardy space in terms of Taylor coefficients

    Article • Filomat, January 2019, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  23. Exact constants in direct and inverse approximation theorems for functions of several variables in the spaces Sp

    Article • Filomat, January 2019, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  24. Uniform and pointwise estimates for algebraic polynomials in regions with interior and exterior zero angles

    Article • Filomat, January 2019, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  25. Uniform Convergence of the Generalized Bieberbach Polynomials in Regions with Simultaneously Exterior and Interior Zero Angles

    Article • Complex Analysis and Operator Theory, October 2018, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  26. On the Recursive Sequence x n + ...

    Article • Journal of Mathematical Sciences, August 2018, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  27. Bernstein–Walsh type inequalities in unbounded regions with piecewise asymptotically conformal curve in the weighted Lebesgue space

    Article • Journal of Mathematical Sciences, August 2018, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  28. Polynomial Inequalities in Regions with Zero Interior Angles in the Bergman Space

    Article • Ukrainian Mathematical Journal, August 2018, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  29. Application of Faber Polynomials in Proving Combinatorial Identities

    Article • Ukrainian Mathematical Journal, July 2018, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  30. Polynomial Inequalities in Quasidisks on Weighted Bergman Spaces

    Article • Ukrainian Mathematical Journal, October 2017, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  31. On the recursive sequence x n + 1 = x n − 4 k + 3 1 + ∏ t = 0 2 x n − k + 1 t − k $$ {x}_{n+1}=\frac{x_{n-\left(4k+3\right)}}{1+\prod_{t=0}^2{x}_{n-\left(k+1\right)t-k}} $$

    Article • Journal of Mathematical Sciences, March 2017, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  32. Interference of the Weight and Boundary Contour for Algebraic Polynomials in Weighted Lebesgue Spaces. I

    Article • Ukrainian Mathematical Journal, March 2017, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  33. Uniform and pointwise polynomial inequalities in regions with asymptotically conformal curve on weighted Bergman space

    Article • Lobachevskii Journal of Mathematics, March 2017, Pleiades Publishing Ltd

    Prof. Fahreddin G. Abdullayev

  34. On the Sharp Inequalities for Orthonormal Polynomials Along a Contour

    Article • Complex Analysis and Operator Theory, January 2017, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  35. Polynomial inequalities in regions with corners in theweighted Lebesgue spaces

    Article • Filomat, January 2017, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  36. Solutions of the rational difference equations xn+1=xn−111+xn−2xn−5xn−8

    Article • January 2017, American Institute of Physics

    Prof. Fahreddin G. Abdullayev

  37. On some properties of the orthogonal polynomials over a contour with general Jacobi weight

    Article • Journal of Mathematical Sciences, December 2016, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  38. Uniform and pointwise Bernstein-Walsh-type inequalities on a quasidisk in the complex plane

    Article • Bulletin of the Belgian Mathematical Society - Simon Stevin, May 2016, The Belgian Mathematical Society

    Prof. Fahreddin G. Abdullayev

  39. Polynomial inequalities in Lavrentiev regions with interior and exterior zero angles in the weighted Lebesgue space

    Article • Publications de l Institut Mathematique, January 2016, National Library of Serbia

    Prof. Fahreddin G. Abdullayev

  40. ON THE GROWTH OF ALGEBRAIC POLYNOMIALS IN THE WHOLE COMPLEX PLANE

    Article • Journal of the Korean Mathematical Society, June 2015, The Korean Mathematical Society

    Prof. Fahreddin G. Abdullayev

  41. Uniform convergence of the p-Bieberbach polynomials in domains with zero angles

    Article • Science in China Series A Mathematics, November 2014, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  42. On the Behavior of Algebraic Polynomial in Unbounded Regions with Piecewise Dini-Smooth Boundary

    Article • Ukrainian Mathematical Journal, October 2014, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  43. On the behavior of algebraic polynomials in regions with piecewise smooth boundary without cusps

    Article • Annales Polonici Mathematici, January 2014, Institute of Mathematics, Polish Academy of Sciences

    Prof. Fahreddin G. Abdullayev

  44. An analogue of the Bernstein-Walsh lemma in Jordan regions of the complex plane

    Article • Journal of Inequalities and Applications, December 2013, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  45. On the improvement of the rate of convergence of the generalized Bieberbach polynomials in domains with zero angles

    Article • Ukrainian Mathematical Journal, October 2012, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  46. Metric spaces with unique pretangent spaces. Conditions of the uniqueness

    Article • Annales Academiae Scientiarum Fennicae Mathematica, August 2011, Finnish Mathematical Society

    Prof. Fahreddin G. Abdullayev

  47. On Bernstein–Walsh-type lemmas in regions of the complex plane

    Article • Ukrainian Mathematical Journal, August 2011, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  48. Convergence of thep-Bieberbach polynomials in regions with zero angles

    Article • Proceedings of the Estonian Academy of Sciences, January 2011, Estonian Academy Publishers

    Prof. Fahreddin G. Abdullayev

  49. Uniform Convergence of Extremal Polynomials When Domains Have Corners and Special Cusps on the Boundary

    Article • Advances in Pure Mathematics, January 2011, Scientific Research Publishing, Inc,

    Prof. Fahreddin G. Abdullayev

  50. Uniform Convergence of Some Extremal Polynomials in Domain with Corners on the Boundary

    Article • Journal of Inequalities and Applications, January 2010, Springer Science + Business Media

    Prof. Fahreddin G. Abdullayev

  51. Letter to the Editor

    Article • Mathematical Notes, July 2006, Springer Science + Business Media

    Oleksiy A. Dovgoshey, Prof. Fahreddin G. Abdullayev

  52. Uniform estimates for polynomial approximation in domains with corners

    Article • Journal of Approximation Theory, December 2005, Elsevier

    Prof. Fahreddin G. Abdullayev

  53. The Logarithmic Asymptotic Expansions for the Norms of Evaluation Functionals

    Article • Siberian Mathematical Journal, July 2005, Springer Science + Business Media

    Oleksiy A. Dovgoshey, Prof. Fahreddin G. Abdullayev

  54. Szegö theorem, Carathéodory domains, and boundedness of calculating functionals

    Article • Mathematical Notes, January 2005, Springer Science + Business Media

    Oleksiy A. Dovgoshey, Prof. Fahreddin G. Abdullayev

  55. On the convergence of bieberbach polynomials in domains with interior zero angles

    Article • Complex Variables Theory and Application An International Journal, April 2001, Taylor & Francis

    Prof. Fahreddin G. Abdullayev