Results 41 to 50 of about 2,822,582 (218)

Some Coefficient Inequalities of q-Starlike Functions Associated with Conic Domain Defined by q-Derivative

open access: yesJournal of Function Spaces, 2018
This article deals with q-starlike functions associated with conic domains, defined by Janowski functions. It generalizes the recent study of q-starlike functions while associating it with the conic domains.
Shahid Mahmood   +5 more
doaj   +1 more source

Connecting Quantum Calculus and Harmonic Starlike Functions [PDF]

open access: yes, 2020
Quantum calculus or q-calculus plays an important role in hypergeometric series, quantum physics, operator theory, approximation theory, sobolev spaces, geometric functions theory and others.
ÇETİNKAYA, ASENA, Ahuja, O. P.
core   +1 more source

On the coefficients of starlike functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1972
Every probability measure μ \mu on the
openaire   +2 more sources

Radius Constants of Sigmoid Starlike Functions [PDF]

open access: yes, 2022
In the present investigation, we study the class of Sigmoid starlike functions, given by $\mathcal{S}^*_{SG}=\{f\in\mathcal{A}: {zf'(z)}/{f(z)}\prec 2/(1+e^{-z})\}$ in context of estimating the sharp radius constants associated with several known ...
Goel, Priyanka, Kumar, S. Sivaprasad
core   +1 more source

A Subclass of Analytic Functions Related to k-Uniformly Convex and Starlike Functions

open access: yesJournal of Function Spaces, 2017
We investigate some subclasses of k-uniformly convex and k-uniformly starlike functions in open unit disc, which is generalization of class of convex and starlike functions.
Saqib Hussain   +3 more
doaj   +1 more source

Bohr Radius Problems for Some Classes of Analytic Functions Using Quantum Calculus Approach

open access: yesMathematics, 2020
The main purpose of this investigation is to use quantum calculus approach and obtain the Bohr radius for the class of q-starlike (q-convex) functions of order α . The Bohr radius is also determined for a generalized class of q-Janowski starlike and
Om Ahuja, Swati Anand, Naveen Kumar Jain
doaj   +1 more source

Further Geometric Properties of the Barnes–Mittag-Leffler Function

open access: yesAxioms, 2023
In this paper, we find sufficient conditions to be imposed on the parameters of a class of functions related to the Barnes–Mittag-Leffler function that allow us to conclude that it possesses certain geometric properties (such as starlikeness, uniformly ...
Abdulaziz Alenazi, Khaled Mehrez
doaj   +1 more source

Droplet friction on superhydrophobic surfaces

open access: yesDroplet, Volume 5, Issue 2, April 2026.
By developing an experimental setup that simultaneously measures the friction force, macroscopic shape profile, and the macro‐ and microscopic contact line dynamics of a laterally sliding droplet, this study establishes an analytical model that predicts droplet friction on pillared superhydrophobic surfaces relying only on surface geometrical ...
Youhua Jiang, Chuanqi Wei
wiley   +1 more source

Integral Means and Arc length of Starlike Log-harmonic Mappings

open access: yesAbstract and Applied Analysis, 2011
We use star functions to determine the integral means for starlike log-harmonic mappings. Moreover, we include the upper bound for the arc length of starlike log-harmonic mappings.
Z. Abdulhadi, Y. Abu Muhanna
doaj   +1 more source

A subclass of strongly starlike functions [PDF]

open access: yesریاضی و جامعه
Let's denote $\mathcal{S}^{\ast}(f_c)$ as a family of analytic functions $f(z)=z+a_2z^2+a_3z^3+\cdots$ in the open unit disk $\mathbb{D}$ that satisfy the following relation for $c\in (0,1)$:$$\frac{zf'(z)}{f(z)}\prec f_c(z)=\frac{1}{\sqrt{1-cz}}, \quad ...
Vali Soltani Masih
doaj   +1 more source

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