Results 1 to 10 of about 182 (132)

Differential Subordination and Superordination of Multivalent Functions Involving Differential Operator [PDF]

open access: yesAl-Mustansiriyah Journal of Science, 2021
In the present work, we derive some properties of subordination and superordination results associated with the Hadamard product concept involving the composition of the differential operator.
Huda Fawzi Isawi, Abdul Rahman S. Juma
doaj   +2 more sources

New Developments on the Theory of Third-Order Differential Superordination Involving Gaussian Hypergeometric Function

open access: yesMathematics, 2023
The present research aims to present new results regarding the fundamental problem of providing sufficient conditions for finding the best subordinant of a third-order differential superordination. A theorem revealing such conditions is first proved in a
Georgia Irina Oros   +1 more
doaj   +3 more sources

Applications of the Fractional Calculus in Fuzzy Differential Subordinations and Superordinations [PDF]

open access: yesMathematics, 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   +2 more sources

Differential Subordination and Superordination for Srivastava-Attiya Operator [PDF]

open access: yesInternational Journal of Differential Equations, 2011
Due to the well-known Srivastava-Attiya operator, we investigate here some results relating the p-valent of the operator with differential subordination and subordination. Further, we obtain some interesting results on sandwich-type theorem for the same.
Maisarah Haji Mohd, Maslina Darus
doaj   +3 more sources

Best Subordinant for Differential Superordinations of Harmonic Complex-Valued Functions [PDF]

open access: yesMathematics, 2020
The theory of differential subordinations has been extended from the analytic functions to the harmonic complex-valued functions in 2015. In a recent paper published in 2019, the authors have considered the dual problem of the differential subordination ...
Georgia Irina Oros
doaj   +2 more sources

Generalized Briot-Bouquet Differential Equation Based on New Differential Operator with Complex Connections

open access: yesAxioms, 2020
A class of Briot–Bouquet differential equations is a magnificent part of investigating the geometric behaviors of analytic functions, using the subordination and superordination concepts. In this work, we aim to formulate a new differential operator with
Rabha W. Ibrahim   +2 more
doaj   +3 more sources

Fuzzy Differential Subordination and Superordination Results for Fractional Integral Associated with Dziok-Srivastava Operator

open access: yesMathematics, 2023
Fuzzy set theory, introduced by Zadeh, gives an adaptable and logical solution to the provocation of introducing, evaluating, and opposing numerous sustainability scenarios.
Alina Alb Lupaş
doaj   +3 more sources

Third-order differential subordination and superordination involving a fractional operator

open access: yesOpen Mathematics, 2015
The third-order differential subordination and the corresponding differential superordination problems for a new linear operator convoluted the fractional integral operator with the Carlson-Shaffer operator, are investigated in this study.
Ibrahim Rabha W.   +2 more
doaj   +2 more sources

Differential Subordination and Superordination Results for q-Analogue of Multiplier Transformation

open access: yesFractal and Fractional, 2023
The results obtained by the authors in the present paper refer to quantum calculus applications regarding the theories of differential subordination and superordination.
Alina Alb Lupaş, Adriana Cătaş
doaj   +2 more sources

Differential subordination and superordination results for p-valent analytic functions associated with (r,k)-Srivastava fractional integral calculus [PDF]

open access: yesMethodsX
The object of the present paper is to investigate generalizations of the hypergeometric function and Srivastava fractional integral calculus by using a general version of gamma function(namely (r,k)-gamma function).
Adel Salim Tayyah, Waggas Galib Atshan
doaj   +2 more sources

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