Results 11 to 20 of about 1,884 (179)

Third order differential subordination and superordination results for analytic functions involving the Srivastava-Attiya operator [PDF]

, 2018
In this article, by making use of the linear operator introduced and studied by Srivastava and Attiya \cite{srivastava1}, suitable classes of admissible functions are investigated and the dual properties of the third-order differential subordinations are
Gochhayat, P., Prajapati, A., Srivastava, H. M.   +2 more
core   +2 more sources

On some applications of subordination and superordination of multivalent functions involving the extended fractional differintegral operator

Le Matematiche, 2012
In this paper, we apply fractional differintegral operator and study various properties of differential subordination and superordination.
Ali Muhammad
doaj   +1 more source

Some Outcomes Involving a Specific Class of Functions over Differential Subordination and Superordination

مجلة بغداد للعلوم
This work investigates several aspects of differential subordination and superordination, leading to the inclusion of a specific class within the domain of univalent meromorphic functions in a perforated open unit disc and deriving a few sandwich ...
Mustafa I. Hameed, Shaheed Jameel Al-Dulaimi, Kayode Oshinubi, Hussaini Joshua, Ali F. Jameel, Israa A. Ibrahim   +5 more
doaj   +2 more sources

Subordination and Superordination on Schwarzian Derivatives

Journal of Inequalities and Applications, 2008
Let the functions be analytic and let be analytic univalent in the unit disk. Using the methods of differential subordination and superordination, sufficient conditions involving the Schwarzian derivative of a normalized analytic function are ...
Ravichandran V, Seenivasagan N, Ali RosihanM   +2 more
doaj   +1 more source

Preserving properties of subordination and superordination of analytic functions involving the Wright generalized hypergeometric function

Le Matematiche, 2013
In this paper, we obtain some subordination and superordination-preserving results of analytic functions associated with the Wright generalized hypergeometric function. Sandwich-type result involving this operator is also derived.
Jamal shenan
doaj   +1 more source

Some subordination and superordination results with an integral operator

Le Matematiche, 2015
In this article, we obtain some subordination and superordination preserving properties of meromorphic univalent functions in the punctured open unit disk associated with an integral operator. Some Sandwich-type results are also presented.
H. E. Darwish, A. Y. Lashin, S. M. Soileh   +2 more
doaj   +1 more source

Applications of the Fractional Calculus in Fuzzy Differential Subordinations and Superordinations

Mathematics, 2021
The fractional integral of confluent hypergeometric function is used in this paper for obtaining new applications using concepts from the theory of fuzzy differential subordination and superordination.
Alina Alb Lupaş
doaj   +1 more source

Fuzzy Differential Subordination and Superordination Results Involving the q-Hypergeometric Function and Fractional Calculus Aspects

Mathematics, 2022
The concepts of fuzzy differential subordination and superordination were introduced in the geometric function theory as generalizations of the classical notions of differential subordination and superordination.
Alina Alb Lupaş, Georgia Irina Oros
doaj   +1 more source

Sandwich-type results regarding Riemann-Liouville fractional integral of q-hypergeometric function

Demonstratio Mathematica, 2023
The study presented in this article involves q-calculus connected to fractional calculus applied in the univalent functions theory. Riemann-Liouville fractional integral of q-hypergeometric function is defined here, and investigations are conducted using
Alb Lupaş Alina, Oros Georgia Irina
doaj   +1 more source

A Class of Integral Operators Preserving Subordination and Superordination

Journal of Inequalities and Applications, 2008
We give some subordination- and superordination-preserving properties of certain nonlinear integral operators defined on the space of normalized analytic functions in the open unit disk.
Cho NakEun, Kim InHwa
doaj   +2 more sources