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Investigation of the fifth Hankel determinant for a family of functions with bounded turnings

  • Muhammad Arif EMAIL logo , Inayat Ullah , Mohsan Raza and Paweł Zaprawa
Published/Copyright: March 10, 2020
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Abstract

The main aim of this paper is to study the fifth Hankel determinant for the class of functions with bounded turnings. The results are also investigated for 2-fold symmetric and 4-fold symmetric functions.

MSC 2010: Primary 30C45; 30C50
  1. (Communicated by Stanisława Kanas )

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Received: 2019-05-24
Accepted: 2019-09-15
Published Online: 2020-03-10
Published in Print: 2020-04-28

© 2020 Mathematical Institute Slovak Academy of Sciences

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