On the Fractional q-Differintegral Operator for Subclasses of Bi-univalent Functions Subordinate to q-Ultraspherical Polynomials

Authors

  • Mamoon Ahmed
  • Abdullah Alsoboh College of Applied and Health Sciences, A’Sharqiyah University, Post Box No. 42, Post Code No. 400, Ibra
  • Ala Amourah
  • Jamal Salah

DOI:

https://doi.org/10.29020/nybg.ejpam.v18i3.6586

Keywords:

Subordination;, q-Calculus, Fekete-Szeg¨o problem, Univalent functions

Abstract

In this paper, we introduce a novel class of bi-univalent functions using the fractional q-differintegral operator and q-ultraspherical polynomials. We examine the Taylor-Maclaurin coefficients |♭2| and |♭3| for functions in this new class. We also establish Fekete-Szeg¨o functional inequalities relevant to this subclass. By varying the parameters in our main results, we derive several new findings that contribute to the theoretical development of the field.

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Published

2025-08-01

Issue

Section

Complex Analysis

How to Cite

On the Fractional q-Differintegral Operator for Subclasses of Bi-univalent Functions Subordinate to q-Ultraspherical Polynomials. (2025). European Journal of Pure and Applied Mathematics, 18(3), 6586. https://doi.org/10.29020/nybg.ejpam.v18i3.6586