Radii of starlikeness and convexity of Bessel function derivatives

• Datum: 2021
• Hauptverfasser: Deniz, E., Kazımoğlu, S., Çağlar, M., S.
• Format: Artikel
• Sprache: Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2021
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/1014
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

UDC 517.5 In this paper, our aim is to find the radii of starlikeness andconvexity of Bessel function derivatives for three different kind of normalization. The key tools in the proof of our main results are the Mittag-Leffler expansion for $n$th derivative of Bessel function andproperties of real z...