Multivalent Functions and Differential Operator Extended by the Quantum Calculus

We used the concept of quantum calculus (Jackson’s calculus) in a recent note to develop an extended class of multivalent functions on the open unit disk. Convexity and star-likeness properties are obtained by establishing conditions for this class. The most common inequalities of the proposed funct...

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Main Authors: Samir B. Hadid, Rabha W. Ibrahim, Shaher Momani
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Fractal and Fractional
Subjects:
Online Access:https://www.mdpi.com/2504-3110/6/7/354
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author Samir B. Hadid
Rabha W. Ibrahim
Shaher Momani
author_facet Samir B. Hadid
Rabha W. Ibrahim
Shaher Momani
author_sort Samir B. Hadid
collection DOAJ
description We used the concept of quantum calculus (Jackson’s calculus) in a recent note to develop an extended class of multivalent functions on the open unit disk. Convexity and star-likeness properties are obtained by establishing conditions for this class. The most common inequalities of the proposed functions are geometrically investigated. Our approach was influenced by the theory of differential subordination. As a result, we called attention to a few well-known corollaries of our main conclusions.
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spelling doaj.art-12344887d0a04bb4b691c686d95a78552023-12-01T22:10:25ZengMDPI AGFractal and Fractional2504-31102022-06-016735410.3390/fractalfract6070354Multivalent Functions and Differential Operator Extended by the Quantum CalculusSamir B. Hadid0Rabha W. Ibrahim1Shaher Momani2Department of Mathematics and Sciences, College of Humanities and Sciences, Ajman University, Ajman P.O. Box 346, United Arab EmiratesThe Institute of Electrical and Electronics Engineers (IEEE: 94086547), Portland, OR 13765, USADepartment of Mathematics and Sciences, College of Humanities and Sciences, Ajman University, Ajman P.O. Box 346, United Arab EmiratesWe used the concept of quantum calculus (Jackson’s calculus) in a recent note to develop an extended class of multivalent functions on the open unit disk. Convexity and star-likeness properties are obtained by establishing conditions for this class. The most common inequalities of the proposed functions are geometrically investigated. Our approach was influenced by the theory of differential subordination. As a result, we called attention to a few well-known corollaries of our main conclusions.https://www.mdpi.com/2504-3110/6/7/354quantum calculusanalytic functionsubordination and superordinationdifferential subordinationunivalent functionopen unit disk
spellingShingle Samir B. Hadid
Rabha W. Ibrahim
Shaher Momani
Multivalent Functions and Differential Operator Extended by the Quantum Calculus
Fractal and Fractional
quantum calculus
analytic function
subordination and superordination
differential subordination
univalent function
open unit disk
title Multivalent Functions and Differential Operator Extended by the Quantum Calculus
title_full Multivalent Functions and Differential Operator Extended by the Quantum Calculus
title_fullStr Multivalent Functions and Differential Operator Extended by the Quantum Calculus
title_full_unstemmed Multivalent Functions and Differential Operator Extended by the Quantum Calculus
title_short Multivalent Functions and Differential Operator Extended by the Quantum Calculus
title_sort multivalent functions and differential operator extended by the quantum calculus
topic quantum calculus
analytic function
subordination and superordination
differential subordination
univalent function
open unit disk
url https://www.mdpi.com/2504-3110/6/7/354
work_keys_str_mv AT samirbhadid multivalentfunctionsanddifferentialoperatorextendedbythequantumcalculus
AT rabhawibrahim multivalentfunctionsanddifferentialoperatorextendedbythequantumcalculus
AT shahermomani multivalentfunctionsanddifferentialoperatorextendedbythequantumcalculus