Spirallike and Robertson Functions of Complex Order with Bounded Boundary Rotations

Om Ahuja; Asena Çetinkaya; Yasemin Kahramaner

doi:10.5666/KMJ.2019.59.2.277

Article

KYUNGPOOK Math. J. 2019; 59(2): 277-291

Published online June 23, 2019

Spirallike and Robertson Functions of Complex Order with Bounded Boundary Rotations

Om Ahuja, Asena Çetinkaya^*, Yasemin Kahramaner

Department of Mathematical Sciences, Kent State University, Ohio, 44021, U.S.A
e-mail : oahuja@kent.edu

Department of Mathematics and Computer Sciences, İstanbul Kültür University, İstanbul, Turkey
e-mail : asnfigen@hotmail.com

Department of Mathematics, İstanbul Ticaret University, İstanbul, Turkey
e-mail : ykahra@gmail.com

Received: February 10, 2018; Revised: April 2, 2019; Accepted: April 23, 2019

Abstract

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Abstract

Using the concept of bounded boundary rotation, we investigate various properties of two new generalized classes of spirallike and Robertson functions of complex order with bounded boundary rotations.