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On subclasses of analytic functions defined by using Tremblay fractional derivative operator | ||
International Journal of Nonlinear Analysis and Applications | ||
مقاله 235، دوره 14، شماره 1، فروردین 2023، صفحه 3025-3035 اصل مقاله (380.08 K) | ||
نوع مقاله: Research Paper | ||
شناسه دیجیتال (DOI): 10.22075/ijnaa.2021.23999.2649 | ||
نویسندگان | ||
Amina Ahmed Awad* ؛ Fawzan Ismail Sidky؛ Doaa Shokry Mohamed | ||
Department of Mathematics, Faculty of Science, Zagazig University, Zagazig, Egypt | ||
تاریخ دریافت: 26 تیر 1400، تاریخ بازنگری: 02 شهریور 1400، تاریخ پذیرش: 13 شهریور 1400 | ||
چکیده | ||
By making use of the Tremblay operator, we introduce new subclasses of analytic functions, for which we obtain some sufficient coefficients estimates, and the consequences are some subordination properties and partial sums inequalities. | ||
کلیدواژهها | ||
analytic function؛ starlike function؛ convex function؛ subordination؛ factor sequence | ||
مراجع | ||
[1] M.K. Aouf, R.M. El-Ashwah and S.M. El-Deeb, Subordination results for certain subclasses of uniformly starlike and convex functions defined by convolution, European J. Pure Appl. Math. 3 (2010), no. 5, 903–917. [4] T. Bulboaca, Differential Subordinations and Superordinations, Recent Results, House of Science Book Publ. Cluj-Napoca, 2005. [15] H.M. Srivastava and M.K. Aouf, A certain fractional derivative operator and its applications to a new class of analytic and multivalent functions with negative coefficients, J. Math. Anal. Appl. 171 (1992), 1–13. [20] H.M. Srivastava and S. Owa, Univalent Functions, Fractional Calculus, and Their Applications, Halsted Press, Horwood Limited, Chichester and John Wiley and Sons, New York, Chichester, Brisbane and Toronto, 1989. | ||
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