Results 11 to 20 of about 430 (156)

Subordination and Superordination for Multivalent Functions Associated with the Dziok-Srivastava Operator [PDF]

open access: yesJournal of Inequalities and Applications, 2011
Subordination and superordination preserving properties for multivalent functions in the open unit disk associated with the Dziok-Srivastava operator are derived. Sandwich-type theorems for these multivalent functions are also obtained.
Kwon OhSang   +3 more
doaj   +5 more sources

On Third-Order Differential Subordination and Superordination Properties of Analytic Functions Defined by a Generalized Operator

open access: yesSymmetry, 2022
In this current study, we aim to give some results for third-order differential subordination and superordination for analytic functions in U={z∈ℂ:|z|<1} involving the generalized operator Iα,βjf.
Waggas Galib Atshan   +2 more
exaly   +3 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

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

open access: yesMathematics, 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   +2 more sources

Differential subordination and superordination results for generalized "Srivastava-Attiya" fractional integral operator [PDF]

open access: yesMathematica Moravica, 2022
In this paper, we derive some subordination and superordination results for the generalized "Srivastava-Attiya" fractional integral operator. Some interesting corollaries for this operator is also obtained.
Soni Amit
doaj   +2 more sources

Differential Subordination and Superordination Results Using Fractional Integral of Confluent Hypergeometric Function

open access: yesSymmetry, 2021
Both the theory of differential subordination and its dual, the theory of differential superordination, introduced by Professors Miller and Mocanu are based on reinterpreting certain inequalities for real-valued functions for the case of complex-valued ...
Alina Alb Lupaş   +2 more
exaly   +2 more sources

Sandwich Theories for Pascal Distribution–Related Univalent Functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences
This paper investigates differential subordination and superordination for univalent functions, emphasizing operators derived from the Pascal distribution.
Fatma Z. El-Emam, Samar M. Madian
doaj   +2 more sources

The contradictory role of the sales assistant: superordination and subordination

open access: yesInternational Journal of Work Organisation and Emotion, 2014
: The social relationship between sales assistants and customers has often been described as relatively one-sided one in which sales assistants are subordinate to customers.
Sellerberg, Ann Mari, Leppänen, Vesa
core   +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   +2 more sources

Applications of Subordination for Holomorphic Functions Stated by Generalized By-Product Operator

open access: yesInternational Journal of Mathematics and Mathematical Sciences
The aim of this research is to investigate certain problems of differential subordination and superordination of analytic univalent functions in an open unit disk.
Mustafa I. Hameed   +5 more
doaj   +2 more sources

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