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http://dx.doi.org/10.4134/BKMS.b170994

FOURTH HANKEL DETERMINANT FOR THE FAMILY OF FUNCTIONS WITH BOUNDED TURNING  

Arif, Muhammad (Department of Mathematics Abdul Wali Khan University)
Rani, Lubna (Department of Mathematics Abdul Wali Khan University)
Raza, Mohsan (Department of Mathematics Government College University)
Zaprawa, Pawel (Department of Mathematics Faculty of Mechanical Engineering Lublin University of Technology)
Publication Information
Bulletin of the Korean Mathematical Society / v.55, no.6, 2018 , pp. 1703-1711 More about this Journal
Abstract
The main aim of this paper is to study the fourth Hankel determinant for the class of functions with bounded turning. We also investigate for 2-fold symmetric and 3-fold symmetric functions.
Keywords
bounded turning functions; Hankel determinant;
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