<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this article, our aim is to estimate an upper bounds for the second Hankel determinant <italic>H</italic><sub>2</sub>(2) of a certain class of analytic and bi-univalent functions with respect to symmetric conjugate defined in the open unit disk <italic>U</italic>.</p></abstract>

In this article, our aim is to estimate an upper bounds for the second Hankel determinant H2(2) of a certain class of analytic and bi-univalent functions with respect to symmetric conjugate defined in the open unit disk U.

Upper bound of second Hankel determinant for bi-univalent functions with respect to symmetric conjugate

General Mathematics

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

In this article, our aim is to estimate an upper bounds for the second Hankel determinant H2(2) of a certain class of analytic and bi-univalent functions with...

Upper bound of second Hankel determinant for bi-univalent functions with respect to symmetric conjugate

Published Online: Dec 31, 2020

Page range: 67 - 80

Received: Aug 14, 2020

Accepted: Oct 18, 2020

DOI: https://doi.org/10.2478/gm-2020-0016

Keywords
analytic function, bi-univalent function, symmetric conjugate, second Hankel determinant, upper bounds

© 2020 Abbas Kareem Wanas et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Upper bound of second Hankel determinant for bi-univalent functions with respect to symmetric conjugate

Published Online: Dec 31, 2020

Page range: 67 - 80

Received: Aug 14, 2020

Accepted: Oct 18, 2020

DOI: https://doi.org/10.2478/gm-2020-0016

Keywordsanalytic function, bi-univalent function, symmetric conjugate, second Hankel determinant, upper bounds

© 2020 Abbas Kareem Wanas et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
analytic function, bi-univalent function, symmetric conjugate, second Hankel determinant, upper bounds