Results 101 to 110 of about 269,754 (160)

Generalized Hankel determinant for a general subclass of univalent functions

open access: yes, 2018
Making use of the generalized Hankel determinant, in this work, we consider a general subclass of univalent functions. Moreover, upper bounds are obtained for vertical bar a(3) - mu a(2)(2)vertical bar, where mu is an element of ...
Owa, S.   +2 more
core  

Bounds of third Hankel determinant for the family of analytic functions defined with subordination

open access: yes
This paper is concerned with the estimation of upper bound of the third order Hankel determinant for a unified subclass of analytic functions in the open unit disc E={z ∈ C : |z| < 1}.
Gagandeep Singh, Gurcharanjit Singh
core  

Second hankel determinant for a general subclass of bi-univalent functions

open access: yes, 2016
Making use of the Hankel determinant, in this work, we consider a general subclass of bi-univalent functions.
Altınkaya, Şahsene, Yalçın, Sibel
core  

Third Order Hankel Determinant for Inverse Functions of a Classes of Univalent Functions with Bounded Turning [PDF]

open access: yes
The main goal of this paper is to determine an upper bound for the third Hankel determinant for the inverse functions of f, belonging to the two classes of univalent functions with bounded ...
Karamazova Gelova, Elena   +1 more
core   +1 more source

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