Results 21 to 30 of about 1,424,878 (283)

Some Subordination Results on q-Analogue of Ruscheweyh Differential Operator [PDF]

open access: yesAbstract and Applied Analysis, 2014
We derive the q-analogue of the well-known Ruscheweyh differential operator using the concept of q-derivative. Here, we investigate several interesting properties of this q-operator by making use of the method of differential subordination.
Huda Aldweby, Maslina Darus
doaj   +2 more sources

Third Order Differential Subordination for Analytic Functions Involving Convolution Operator [PDF]

open access: yesمجلة بغداد للعلوم, 2022
       In the present paper, by making use of the new generalized operator, some results of third order differential subordination and differential superordination consequence for analytic functions are obtained.
Nihad Hameed Shehab   +1 more
doaj   +2 more sources

Differential subordination for Janowski functions with positive real part [PDF]

open access: yes, 2021
Theory of differential subordination provides techniques to reduce differential subordination problems into verifying some simple algebraic condition called admissibility condition.
ANAND, Swati   +2 more
core   +1 more source

Fuzzy differential subordination related to strongly Janowski functions

open access: yesApplied Mathematics in Science and Engineering, 2023
The research presented in this paper concerns the notion of geometric function theory called fuzzy differential subordination. Using the technique associated with fuzzy differential subordination, a new subclass of analytic functions related with the ...
Bushra Kanwal, Saqib Hussain, Afis Saliu
doaj   +1 more source

Differential Subordinations and Harmonic Means [PDF]

open access: yesBulletin of the Malaysian Mathematical Sciences Society, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kanas, Stanisława, Tudor, Andreea-Elena
openaire   +2 more sources

DIFFERENTIALSUBORDINATIONSANDFUZZY DIFFERENTIALSUBORDINATIONSUSING HILBERTSPACEOPERATOR

open access: yesSouth East Asian Journal of Mathematics and Mathematical Sciences, 2023
Differentialsubordinationhasrecentlybeenextendedfromthegeometric functiontheorytothe fuzzyset theorybyseveral authors. Inthispaper,we usethenotionoffuzzydifferentialsubordinationtointroducecertainfuzzyclasses usingHilbertSpaceOperator.Certaininterestingresultsareestablishedforthese classes.
Naik, Uday H.   +2 more
openaire   +1 more source

Differential Subordinations for Nonanalytic Functions [PDF]

open access: yesAbstract and Applied Analysis, 2014
In the paper by Mocanu (1980), Mocanu has obtained sufficient conditions for a function in the classesC1(U), respectively, andC2(U)to be univalent and to mapUonto a domain which is starlike (with respect to origin), respectively, and convex. Those conditions are similar to those in the analytic case.
Oros, Georgia Irina, Oros, Gheorghe
openaire   +4 more sources

Applications of the q-Sălăgean Differential Operator Involving Multivalent Functions

open access: yesAxioms, 2022
In this article we explore several applications of q-calculus in geometric function theory. Using the method of differential subordination, we obtain interesting univalence properties for the q-Sălăgean differential operator.
Alina Alb Lupaş
doaj   +1 more source

Applications of differential subordination

open access: yesApplied Mathematics Letters, 2006
In this paper the authors use the techniques of differential subordinations in the complex plane and that of convolution, to introduce certain subclasses of analytic functions on the unit disk. In particular, they obtain various subclasses of analytic functions that have been previously investigated by Padmanabhan and Parvatham; Padmanabhan and Manjini,
Öznur Özkan, Osman Altintas
openaire   +3 more sources

Strong Differential Subordinations and Superordinations for Riemann–Liouville Fractional Integral of Extended q-Hypergeometric Function

open access: yesMathematics, 2023
The notions of strong differential subordination and its dual, strong differential superordination, have been introduced as extensions of the classical differential subordination and superordination concepts, respectively.
Alina Alb Lupaş, Georgia Irina Oros
doaj   +1 more source

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