Results 71 to 80 of about 325 (120)

On a comprehensive class of analytic p-valent functions associated with shell-like curve and modified sigmoid function / Jamiu Olusegun Hamzat and Abiodun Tinuoye Oladipo [PDF]

open access: yes, 2022
In this paper, the authors introduce and study a new class of analytic p-valent functions and its connections with some famous subclasses of analytic and univalent functions associated with shell-like curve and modified sigmoid function in the open unit ...
Hamzat, Jamiu Olusegun   +1 more
core  

On logarithmic coefficients of some close-to-convex functions

open access: yes, 2016
The logarithmic coefficients $\gamma_n$ of an analytic and univalent function $f$ in the unit disk $\mathbb{D}=\{z\in\mathbb{C}:|z|
Ali, Md Firoz, Vasudevarao, A.
core   +1 more source

Exploring Fekete-Szegő inequalities for an admissible class of bi-univalent functions involved Gegenbauer polynomials

open access: yesArab Journal of Basic and Applied Sciences
This paper presents a newly defined subclass of bi-univalent functions linked to the Genenbauer polynomial. The functions in this subclass satisfy specific subordination conditions within a symmetric domain inside the open unit disk.
Sa’ud Al-Sa’di   +4 more
doaj   +1 more source

Sharp asymptotics for Toeplitz determinants, fluctuations and the gaussian free field on a Riemann surface

open access: yes, 2011
We consider canonical determinantal random point processes with N particles on a compact Riemann surface X defined with respect to the constant curvature metric.
Berman, Robert J.
core  

Starlikeness associated with parabolic regions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
A parabolic starlike function f of order ρ in the unit disk is characterized by the fact that the quantity zf′(z)/f(z) lies in a given parabolic region in the right half-plane. Denote the class of such functions by PS∗(ρ).
Rosihan M. Ali
doaj   +1 more source

Coefficient estimate problems for a new subclass of bi-univalent functions linked with the generalized bivariate fibonacci-like polynomial [PDF]

open access: yes
In this article, using the definition of generalized bivariate Fibonacci-like polynomials that include Horadam and Chebyshev polynomials a novel subclass of bi-univalent functions are introduced.
Aktaş, İbrahim   +1 more
core   +2 more sources

Starlikeness and convexity of a class of analytic functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
Let be the class of analytic functions in the unit disk that are normalized with f(0)=f′(0)−1=0 and let −1 ...
Nikola Tuneski, Hüseyin Irmak
doaj   +1 more source

ON A COMPREHENSIVE CLASS OF ANALYTIC P-VALENT FUNCTIONS ASSOCIATED WITH SHELL-LIKE CURVE AND MODIFIED SIGMOID FUNCTION

open access: yesMalaysian Journal of Computing, 2022
In this paper, the authors introduce and study a new class of analytic p-valent functions and its connections with some famous subclasses of analytic and univalent functions associated with shell-like curve and modified sigmoid function in the open unit ...
Jamiu Olusegun Hamzat   +1 more
doaj   +1 more source

Some m-fold symmetric bi-univalent function classes and their associated Taylor-Maclaurin coefficient bounds [PDF]

open access: yes
The Ruscheweyh derivative operator is used in this paper to introduce and investigate interesting general subclasses of the function class ?m of m-fold symmetric bi-univalent analytic functions.
Baleanu, Dumitru   +6 more
core   +1 more source

Sharp coefficient inequalities and their applications for a class of analytic functions associated with an apple-shaped domain

open access: yesArab Journal of Basic and Applied Sciences
In this study, we establish a novel subclass of analytic functions connected to bounded turning functions and governed by an apple-shaped domain. For this class, we estimate sharp coefficient bounds, evaluate the sharp Fekete-Szegö functional, and derive
Adeel Ahmad   +6 more
doaj   +1 more source

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