Results 21 to 30 of about 2,203,972 (289)

On Subclasses of Spiral-Like Functions Defined by the q-Derivative Operator

open access: yesJournal of Function Spaces
In 1990, Ismail et al. introduced a generalized class of starlike functions using the q-derivative operator. Similarly, many authors have studied various subclasses of analytic functions involving the q-derivative operator from different perspectives ...
Fatma Z. El-Emam, Samar. M. Madian
doaj   +2 more sources

On a q-Analogue of the Elzaki Transform Called Mangontarum q-Transform [PDF]

open access: yesDiscrete Dynamics in Nature and Society, 2014
Two q-analogues of the Elzaki transform, called Mangontarum q-transforms, are introduced in this paper. Properties such as the transforms of q-trigonometric functions, transform of q-derivatives, duality relation, convolution identity, q-derivative of ...
Mahid M. Mangontarum
doaj   +2 more sources

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

q-Parametric Bleimann Butzer and Hahn Operators [PDF]

open access: yesJournal of Inequalities and Applications, 2008
We introduce a new q-parametric generalization of Bleimann, Butzer, and Hahn operators in C1+x*[0,∞). We study some properties of q-BBH operators and establish the rate of convergence for q-BBH operators.
P. Sabancıgil, N. I. Mahmudov
doaj   +2 more sources

Construction of the generalised q-derivative operators [PDF]

open access: yesJournal of Geometry and Physics, 2003
11 pages, LaTeX, published in ...
Parashar, Dayanand, Parashar, Deepak
openaire   +3 more sources

Applications of Higher-Order q-Derivative to Meromorphic q-Starlike Function Related to Janowski Function [PDF]

open access: yes, 2022
By making use of a higher-order q-derivative operator, certain families of meromorphic q-starlike functions and meromorphic q-convex functions are introduced and studied.
Jin-Lin Liu   +5 more
core   +1 more source

Some q-Identities derived by the ordinary derivative operator [PDF]

open access: yes, 2023
In this paper, we investigate applications of the ordinary derivative operator, instead of the $q$-derivative operator, to the theory of $q$-series. As main results, many new summation and transformation formulas are established which are closely related
Ma, Xinrong, Ruan, Ruiqi, Wang, Jin
core   +1 more source

Certain Results of (p, q)-Analogue of Aleph-Function with (p, q)-Derivative [PDF]

open access: yes, 2021
In this paper, the authors have derived the (p,q)-analogue of Aleph-Function with (p,q)-derivative by using the generalization of the Gamma and Beta functions.
K. Jain, D.   +3 more
core   +1 more source

On $\Q$-Derived Polynomials [PDF]

open access: yesRocky Mountain Journal of Mathematics, 2006
A -derived polynomial is a univariate polynomial, defined over the rationals, with the property that its zeros, and those of all its derivatives are rational numbers. There is a conjecture that says that -derived polynomials of degree 4 with distinct roots for themselves and all their derivatives do not exist.
openaire   +3 more sources

NEW SUBCLASS OF MEROMORPHIC FUNCTIONS BY THE GENERALIZATION OF THE q-DERIVATIVE OPERATOR [PDF]

open access: yesFacta Universitatis, Series: Mathematics and Informatics, 2021
In this paper, we introduce a new  class of meromorphic functions, using the exponent $ q $-derivative operator, and then look at it coefficient estimates, extreme points, convex linear combination, Radii of starlikeness, convexity and finally partial sum property are investigated.
Golmohammadi, Mohammad Hassn   +2 more
openaire   +1 more source

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