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Applications of q-Borel distribution series involving q-Gegenbauer polynomials to subclasses of bi-univalent functions [PDF]

open access: goldHeliyon
This study introduces a new class of bi-univalent functions in the open disk using q-Borel distribution series and q-Gegenbauer polynomials. It provides estimates for the Taylor coefficients |μ2| and |μ3| for this family of functions, as well as ...
T. Al-Hawary   +5 more
doaj   +4 more sources

Mixed-Type Hypergeometric Bernoulli–Gegenbauer Polynomials

open access: yesMathematics, 2023
In this paper, we consider a novel family of the mixed-type hypergeometric Bernoulli–Gegenbauer polynomials. This family represents a fascinating fusion between two distinct categories of special functions: hypergeometric Bernoulli polynomials and ...
Dionisio Peralta   +2 more
doaj   +4 more sources

Coefficients and Fekete–Szegö Functional Estimations of Bi-Univalent Subclasses Based on Gegenbauer Polynomials [PDF]

open access: goldMathematics, 2023
Subclasses of analytic and bi-univalent functions have been extensively improved and utilized for estimating the Taylor–Maclaurin coefficients and the Fekete–Szegö functional.
Abdulmtalb Hussen, Abdelbaset Zeyani
doaj   +3 more sources

Coefficient Bounds for a Certain Family of Biunivalent Functions Defined by Gegenbauer Polynomials [PDF]

open access: goldJournal of Mathematics, 2022
In the present work, by making use of Gegenbauer polynomials, we introduce and study a certain family of λ-pseudo bistarlike and λ-pseudo biconvex functions with respect to symmetrical points defined in the open unit disk. We obtain estimates for initial
Isra Al-Shbeil   +3 more
doaj   +3 more sources

A NEW EXTENSIONS OF GEGENBAUER POLYNOMIALS

open access: greenمجلّة جامعة عدن للعلوم الأساسيّة والتّطبيقيّة, 2020
The main aim of this paper is to introduce new extensions of Gegenbauer polynomials of one and two variables by using the extended Gamma function given by Chaudhry and Zubair [3]. Some properties of these extended polynomials such as generating functions,
Ahmed Ali Atash, Ahmed Ali Al-Gonah
doaj   +2 more sources

On the L 2 -norm of Gegenbauer polynomials. [PDF]

open access: yesMath Sci (Karaj), 2022
AbstractGegenbauer, also known as ultra-spherical, polynomials appear often in numerical analysis or interpolation. In the present text we find a recursive formula for and compute the asymptotic behavior of their $$L^2$$ L 2 -norm.
Ferizović D.
europepmc   +5 more sources

Estimates for the Coefficients of Subclasses Defined by the Bell Distribution of Bi-Univalent Functions Subordinate to Gegenbauer Polynomials [PDF]

open access: goldMathematics, 2023
In the real world there are many applications that find the Bell distribution to be a useful and relevant model. One of these is the normal distribution.
Ala Amourah   +4 more
openalex   +2 more sources

Weighted $$L^2$$-norms of Gegenbauer polynomials [PDF]

open access: greenAequationes mathematicae, 2022
We study integrals of the form \begin{equation*} \int_{-1}^1(C_n^{( )}(x))^2(1-x)^ (1+x)^ \, dx, \end{equation*} where $C_n^{( )}$ denotes the Gegenbauer-polynomial of index $ >0$ and $ , >-1$. We give exact formulas for the integrals and their generating functions, and obtain asymptotic formulas as $n\to\infty$.
Johann S. Brauchart, Peter J. Grabner
openalex   +4 more sources

Consolidation of a Certain Discrete Probability Distribution with a Subclass of Bi-Univalent Functions Involving Gegenbauer Polynomials [PDF]

open access: hybridMathematical Problems in Engineering, 2022
In this work, we introduce and investigate a new subclass of analytic bi-univalent functions based on subordination conditions between the zero-truncated Poisson distribution and Gegenbauer polynomials.
Ala Amourah   +3 more
openalex   +2 more sources

New fractional-order shifted Gegenbauer moments for image analysis and recognition [PDF]

open access: yesJournal of Advanced Research, 2020
Orthogonal moments are used to represent digital images with minimum redundancy. Orthogonal moments with fractional-orders show better capabilities in digital image analysis than integer-order moments.
Khalid M. Hosny   +2 more
doaj   +2 more sources

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