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New results on fourth-order Hankel determinants for convex functions related to the sine function | ||
International Journal of Nonlinear Analysis and Applications | ||
دوره 12، Special Issue، اسفند 2021، صفحه 2339-2352 اصل مقاله (419.47 K) | ||
نوع مقاله: Research Paper | ||
شناسه دیجیتال (DOI): 10.22075/ijnaa.2021.6269 | ||
نویسندگان | ||
Bassim Kareem Mihsin1؛ Waggas Galib Atshan* 2؛ Shatha S. Alhily1 | ||
1Department of Mathematics, College of Science, Mustansiriyah University, Baghdad, Iraq | ||
2Department of Mathematics, College of Science, University of Al-Qadisiyah, Diwaniyah, Iraq | ||
تاریخ دریافت: 13 مهر 1400، تاریخ بازنگری: 21 آبان 1400، تاریخ پذیرش: 22 آذر 1400 | ||
چکیده | ||
In this paper, we give an upper bound for the fourth Hankel determinant $H_4 (1)$ for a new class $\mathcal{S}^{\#}_{\mathcal{C}}$ associated with the sine function. | ||
کلیدواژهها | ||
analytic functions؛ univalent functions؛ fourth-order Hankel determinant؛ subordination؛ convex function؛ sine function | ||
مراجع | ||
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