Abdul Rahman S. Juma
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The Fekete-Szegö coefficient functional of quasi-subordination Concept Open
In this article, we explore a specific subclass of the collection of analytic functions in a unit disk . This subclass is determined by quasi-subordination, and we provide exact limits for the Fekete-Szegö functional (that is, for function…
A Class of Meromorphic Multivalent Functions with Positive Coefficients Defined by Struve Function Open
The main goal of this work is to obtain new geometric properties for meromorphic multivalent functions in the punctured disk 〖 (UD)〗^*=UD\{0}={z:z∈C and 0< |z|<1}, so we presented a new class〖 J〗_(c,p)^(ζ,a) (β,δ,б) by using Hadamard produ…
New Results on Differential Subordination and Superordination for Multivalent Functions Involving New Symmetric Operator Open
This article aims to significantly advance geometric function theory by providing a valuable contribution to analytic and multivalent functions. It focuses on differential subordination and superordination, which characterize the interacti…
Majorization and Quasi-Subordination Problems for Certain Subclasses of Holomorphic Functions Utilizing Differential Operator Open
In the current paper, we define some subclasses of holomorphic functions in the open disk that are defined by the differential operator. These subclasses are defined in the open disk . We make some estimates for the bounds of the Fekete-Sz…
On a subclass of meromorphic functions associated with convolution operators Open
In this paper proposed, a novel subclass of meromorphic univalent functions has been introduced and defined. 𝒥(a, ℷ, A, B, μ) using convolution operator in U*. We have obtained some properties, like, coefficient inequality, growth and dist…
On Some Differential Operators Related to A Type of Meromorphic Univalent Functions Open
The goal of this article is to introduce a class of a type of meromorphic function which defined by some differential operators. Then we study various properties of these operators such as, coefficient inequality, both of growth and distor…
On a family of holomorphic functions involving linear operator Open
The purpose of the present article is to study and introduce the family of holomorphic univalent functions defined on the open unit disk incluing the linear operators reduced by using the convolution concept between two familiar operators …
Properties of Differential Subordination and Superordination for Multivalent Functions Associated with the Convolution Operators Open
Using convolution (or Hadamard product), we define the El-Ashwah and Drbuk linear operator, which is a multivalent function in the unit disk U=w:w<1 and w∈₵, and satisfy its specific relationship to derive the subordination, superordinatio…
Fuzzy differential subordinations and superordinations for univalent functions involving linear operator Open
In this work, we establish some results for fuzzy differential subordination with fuzzy differential superordination of univalent functions connected with the Generalization Srivastava-Attiya Operator, which is defined in the unit disk W =…
On Harmonic Univalent Functions Defined by Dziok-Srivastava Operator Open
The purpose of this work is to present a class of harmonic univalent functions defined by the Dziok-Srivastava operator. Some geometric properties like coefficients conditions, distortion theorem, convolution (Hadamard product), convex comb…
Some Results of a Harmonic Family of Analytic Functions Connected with Poisson Distribution Series Open
This article aims to gain implicit relations among different subclasses of harmonic family of analytic functions containing with some description for Poisson distribution series to be in the new subclasses of harmonic convex functions and …
Estimates of Coefficient for Certain Subclasses of k-Fold Symmetric Bi-Univalent Functions Open
In the present paper, the authors introduce and investigates two new subclasses and, of the class k-fold bi-univalent functions in the open unit disk. The initial coefficients for all of the functions that belong to them were determined, a…
Harmonic Multivalent Functions Associated with Generalized Hypergeometric Functions Open
In this paper , certain subclass of harmonic multivalent function defined in the exterior of the unit disk by used generalize hypergeometric functions is introduced . In This study an attempting have been made to investigate several geomet…
Application of Quasi Subordination Associated with Generalized Sakaguchi Type Functions Open
In this article, a new class of analytic functions which is defined by terms of a quasi-subordination is introduced. The coefficient estimates, including the classical inequality of functions belonging to this class, are then derived. Also…
Fekete -Szego Problem for Certain Subclass of q-Difference Operator Using Quasi-Subordination Open
In this paper , a new certain class of q-Difference Operator with quasi-subordination is defined and Fekete-Szego problems for functions belongs to the class are derived . the results are presented here equip extensions of these given in s…
On Harmonic Functions by using Ruscheweyh-Type Associated with Differential Operators Open
By applying Ruscheweyh - type harmonic function on the class ASH(λ,α,k,γ), a new subclass ℋRq(m, α, k, γ) for harmonic univalent function in the unit disk D is introduced, Furthermore, some geometric properties are obtained such as distort…
Univalence Criteria for Holomorphic Functions Involving Srivastava-Attiya Operator Open
The purpose of present paper is to introduce and investigate the univalence criteria of holomorphic functions by employ a basically general form of Srivastava-Attiya operator. In specific, we derive several sufficient conditions of univale…
Chebyshev Polynomials for Certain Subclass of Bazilevic Functions Associated with Ruscheweyh Derivative Open
In this paper, through the instrument of the well-known Chebyshev polynomials and subordination, we defined a family of functions, consisting of Bazilević functions of type α, involving the Ruscheweyh derivative operator. Also, we investiga…
Harmonic Multivalent Functions Defined by General Integral Operator Open
The main aim of the present work is to introduce the class of multivalent harmonic functions defined by the general integral operator. Thus, We get some geometric properties, like coefficients estimate, extreme point and distortion theorem…
Certain Subclasses of Meromorphic Univalent Function Involving Differential Operator Open
The main object of the present paper is to introduce the class of meromorphic univalent function K* (σ,τ,S) defined by differential operator with study some geometric properties like coefficient inequality , growth theorem and distortion t…
Coefficient Estimates for Subclass of Analytic Function Using Quasi-Subordination Open
The main aim of the present paper is to introduce some subclasses of analytic univalent function in U = { z : | z | for functions belonging to these subclasses are obtained.
Analytic functions, Subordination, q-Ruscheweyh derivative, Hadamard product, Univalent function Open
In this paper, making use of the q-R uscheweyh differential operator , and the notion of t h e J anowski f unction, we study some subclasses of holomorphic f- unction s . Moreover , we obtain so me geometric characterization like co effici…
On a Subclass of Meromorphic Univalent Functions Involving Hypergeometric Function Open
The main object of the present paper is to, introduce the. class of meromorphic univalent functions Involving! hypergeomatrc function .We obtain~ some interesting geometric properties according to coefficient inequality , growth and distor…
Certain Classes of Univalent Functions With Negative Coefficients Defined By General Linear Operator Open
In this study, a subclass of an univalent function with negative coefficients which is defined by a new general Linear operator have been introduced. The sharp results for coefficients estimators, distortion and closure bounds, Hadamard pr…
Some Properties on a Class of Analytic Functions Involving Generalized linear operator Open
n this paper,we introduce generality the linear operator .,,,,ø defined on the open unit disc U={Z C: lZl〈 1}.By using this linear operator ø, we introduce a subclass of analytic functions ℑ.Moreover, We obtain some geometric characterizat…
Certain Classes of Univalent Functions With Negative Coefficients Defined By General Linear Operator Open
In this study, a subclass of an univalent function with negative coefficients which is defined by anew general Linear operator have been introduced. The sharp results for coefficients estimators, distortion and closure bounds, Hadamard pro…