Upper bound of the third Hankel determinant for a subclass of q-starlike functions associated with the q-exponential function

HM Srivastava, B Khan, N Khan, M Tahir… - Bulletin des Sciences …, 2021 - Elsevier
By making use of the concept of basic (or q-) calculus, a subclass S⁎(L, q) of q-starlike
functions, which is associated with the q-exponential function, is introduced here in the open …

Upper Bound of the Third Hankel Determinant for a Subclass of q-Starlike Functions

S Mahmood, HM Srivastava, N Khan, QZ Ahmad… - Symmetry, 2019 - mdpi.com
The main purpose of this article is to find the upper bound of the third Hankel determinant for
a family of q-starlike functions which are associated with the Ruscheweyh-type q-derivative …

Coefficient Estimates for a Subclass of Meromorphic Multivalent q-Close-to-Convex Functions

L Shi, B Ahmad, N Khan, MG Khan, S Araci… - Symmetry, 2021 - mdpi.com
By making use of the concept of basic (or q-) calculus, many subclasses of analytic and
symmetric q-starlike functions have been defined and studied from different viewpoints and …

Coefficients Inequalities for the Bi-Univalent Functions Related to q-Babalola Convolution Operator

I Al-shbeil, J Gong, TG Shaba - Fractal and Fractional, 2023 - mdpi.com
This article defines a new operator called the q-Babalola convolution operator by using
quantum calculus and the convolution of normalized analytic functions in the open unit disk …

[HTML][HTML] The second Hankel determinant and the Fekete-Szegö functional for a subclass of analytic functions by using the q-Sălăgean derivative operator

EE Ali, HM Srivastava, WY Kota, RM El-Ashwah… - Alexandria Engineering …, 2025 - Elsevier
The current study's researchers create a new family of analytic functions in the open unit disk
Λ by generalizing the q-difference operator. Our study lays a foundational understanding of …

A certain q-Ruscheweyh type derivative operator and its applications involving multivalent functions

B Khan, HM Srivastava, S Arjika, S Khan… - Advances in Difference …, 2021 - Springer
In the present paper, by using the concept of convolution and q-calculus, we define a certain
q-derivative (or q-difference) operator for analytic and multivalent (or p-valent) functions …

Some applications of a q-analogue of the Ruscheweyh type operator for multivalent functions

M Arif, HM Srivastava, S Umar - Revista de la Real Academia de Ciencias …, 2019 - Springer
The main object of the present paper is to define q-analogue of Ruscheweyh operator for
multivalent functions. We investigate a number of useful properties including coefficient …

A Study of Multivalent q-starlike Functions Connected with Circular Domain

L Shi, Q Khan, G Srivastava, JL Liu, M Arif - Mathematics, 2019 - mdpi.com
Starlike functions have gained popularity both in literature and in usage over the past
decade. In this paper, our aim is to examine some useful problems dealing with q-starlike …

[PDF][PDF] On q-analogue of meromorphic multivalent functions in lemniscate of Bernoulli domain

B Ahmad, MG Khan, BA Frasin, MK Aouf… - AIMS Math, 2021 - aimspress.com
Utilizing the concepts from q-calculus in the field of geometric function theory, we introduce a
subclass of p-valent meromorphic functions relating to the domain of lemniscate of Bernoulli …

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

A Alb Lupaş, GI Oros - Demonstratio Mathematica, 2023 - degruyter.com
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 …