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It is known that, for many transcendental entire functions in the Eremenko-Lyubich class $\mathcal{B}$, every escaping point can eventually be connected to infinity by a curve of escaping points. When this is the case, we say that the…

Dynamical Systems · Mathematics 2021-08-18 Leticia Pardo-Simón

In this article, the dynamics of a one-parameter family of functions $f_{\lambda}(z) = \frac{\sin{z}}{z^2 + \lambda},$ $\lambda>0$, are studied. It shows the existence of parameters $0< \lambda_{1}< \lambda_{2}$ such that bifurcations occur…

Dynamical Systems · Mathematics 2025-05-02 Gaurav Kumar , M. Guru Prem Prasaad

We consider a class of functions, denoted by K in this paper, which are meromorphic outside a compact and countable set B(f), investigated by A. Bolsch in his thesis in 1997. The set B(f) is the closure of isolated essential singularities.…

Dynamical Systems · Mathematics 2017-05-12 P. Domínguez , M. A. Montes de Oca , G. Sienra

This paper continues our investigation of the dynamics of families of transcendental meromorphic functions with finitely many singular values all of which are finite. Here we look at a generalization of the family of polynomials…

Dynamical Systems · Mathematics 2021-06-15 Tao Chen , Linda Keen

The issue of whether an analytic function has wandering domains has long been of interest in complex dynamics. Sullivan proved in 1985 that rational maps do not have wandering domains. On the other hand, several transcendental entire…

Dynamical Systems · Mathematics 2019-10-14 Yannis Dourekas

We develop a general technique for realising full closed subsets of the complex plane as wandering sets of entire functions. Using this construction, we solve a number of open problems. (1) We construct a counterexample to Eremenko's…

Dynamical Systems · Mathematics 2025-09-19 David Martí-Pete , Lasse Rempe , James Waterman

Let $f$ be a transcendental entire function and let $U$ be a univalent Baker domain of $f$. We prove a new result about the boundary behaviour of conformal maps and use this to show that the non-escaping boundary points of $U$ form a set of…

Dynamical Systems · Mathematics 2014-11-26 Phil Rippon , Gwyneth Stallard

In 1984 Devaney and Krych showed that for the exponential family $\lambda e^z$, where $0<\lambda <1/e$, the Julia set consists of uncountably many pairwise disjoint simple curves tending to $\infty$, which they called hairs. Viana proved…

Dynamical Systems · Mathematics 2018-03-16 Patrick Comdühr

We consider the dynamics of transcendental self-maps of the punctured plane, $\mathbb{C}^*=\mathbb{C}\setminus \{0\}$. We prove that the escaping set $I(f)$ is either connected, or has infinitely many components. We also show that $I(f)\cup…

Dynamical Systems · Mathematics 2019-09-30 Vasiliki Evdoridou , David Martí-Pete , David J. Sixsmith

We have introduced the notion of the bungee set and the filled Julia set of a transcendental semigroup using Fatou-Julia theory. Numerous results of the bungee set of a single transcendental entire function have been generalized to a…

Dynamical Systems · Mathematics 2025-10-13 Manisha Kumari , Dinesh Kumar

This paper is a continuation of authors work: Fatou and Julia like sets,Ukranian J. Math., to appear/arXiv:2006.08308[math.CV](see [4]). Here, we introduce escaping like set and generalized escaping like set for a family of holomorphic…

Complex Variables · Mathematics 2020-06-17 Kuldeep Singh Charak , Anil Singh , Manish Kumar

We study the behaviour of a transcendental entire map $ f\colon \mathbb{C}\to\mathbb{C} $ on an unbounded invariant Fatou component $ U $, assuming that infinity is accessible from $ U $. It is well-known that $ U $ is simply connected.…

Dynamical Systems · Mathematics 2024-06-17 Anna Jové , Núria Fagella

We study asymptotic dynamics in networks of coupled quadratic nodes. While single map complex quadratic iterations have been studied over the past century, considering ensembles of such functions, organized as coupled nodes in a network,…

Dynamical Systems · Mathematics 2017-12-19 Anca Radulescu , Simone Evans

A hyperbolic transcendental entire function with connected Fatou set is said to be of disjoint type. It is known that the Julia set of a disjoint-type function of finite order is a Cantor bouquet; in particular, it is a collection of arcs…

Dynamical Systems · Mathematics 2025-09-19 Leticia Pardo-Simón , Lasse Rempe

Suppose that $f$ is a transcendental entire function, $V \subsetneq \mathbb{C}$ is a simply connected domain, and $U$ is a connected component of $f^{-1}(V)$. Using Riemann maps, we associate the map $f \colon U \to V$ to an inner function…

Dynamical Systems · Mathematics 2021-03-30 Vasiliki Evdoridou , Lasse Rempe , David J. Sixsmith

The Julia set of the exponential family $E_{\kappa}:z\mapsto\kappa e^z$, $\kappa>0$ was shown to be the entire complex plane when $\kappa>1/e$ essentially by Misiurewicz. Later, Devaney and Krych showed that for $0<\kappa\leq1/e$ the Julia…

Dynamical Systems · Mathematics 2021-10-05 Athanasios Tsantaris

The goal of this paper is to study the family of singular perturbations of Blaschke products given by $B_{a,\lambda}(z)=z^3\frac{z-a}{1-\overline{a}z}+\frac{\lambda}{z^2}$. We focus on the study of these rational maps for parameters $a$ in…

Dynamical Systems · Mathematics 2017-02-06 Jordi Canela

An omitted value of a transcendental meromorphic function $f$ is called a Baker omitted value, in short \textit{bov} if there is a disk $D$ centered at the bov such that each component of the boundary of $f^{-1}(D)$ is bounded. Assuming…

Dynamical Systems · Mathematics 2021-07-06 Subhasis Ghora , Tarakanta Nayak , Satyajit Sahoo

We study the dynamics of an arbitrary semigroup of transcendental entire functions using Fatou-Julia theory. Several results of the dynamics associated with iteration of a transcendental entire function have been extended to transcendental…

Dynamical Systems · Mathematics 2015-10-08 Dinesh Kumar , Sanjay Kumar

The Fatou-Julia iteration theory of rational functions has been extended to quasiregular mappings in higher dimension by various authors. The purpose of this paper is an analogous extension of the iteration theory of transcendental entire…

Dynamical Systems · Mathematics 2014-11-04 Walter Bergweiler , Daniel A. Nicks