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We construct automorphisms of $\mathbb{C}^2$, and more precisely transcendental H\'enon maps, with an invariant escaping Fatou component which has exactly two distinct limit functions, both of (generic) rank 1. We also prove a general…

Dynamical Systems · Mathematics 2020-11-06 Anna Miriam Benini , Alberto Saracco , Michela Zedda

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 prove several results concerning the relative position of points in the postsingular set $P(f)$ of a meromorphic map $f$ and the boundary of a Baker domain or the successive iterates of a wandering component. For Baker domains we answer…

Dynamical Systems · Mathematics 2020-04-01 Krzysztof Barański , Núria Fagella , Xavier Jarque , Bogusława Karpińska

We give a new proof of the result that if f and g are transcendental entire functions, then the composite function f(g) has infinitely many fixed points. The method yields a number of generalization of this result. In particular, it extends…

Complex Variables · Mathematics 2007-05-23 Walter Bergweiler

We study the boundary behaviour of a meromorphic map $f: \mathbb C \to \widehat{\mathbb C}$ on its invariant simply connected Fatou component $U$. To this aim, we develop the theory of accesses to boundary points of $U$ and their relation…

Dynamical Systems · Mathematics 2016-12-15 Krzysztof Barański , Núria Fagella , Xavier Jarque , Bogusława Karpińska

Let $f$ be a transcendental entire function of finite order which has an attracting periodic point $z_0$ of period at least $2$. Suppose that the set of singularities of the inverse of $f$ is finite and contained in the component $U$ of the…

Dynamical Systems · Mathematics 2025-07-15 Walter Bergweiler , Jie Ding

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

We study the problem of deciding whether a point escapes a closed subset of $\mathbb{R}^d$ under the iteration of a continuous map $f \colon \mathbb{R}^d \to \mathbb{R}^d$ in the bit-model of real computation. We give a sound partial…

Logic in Computer Science · Computer Science 2025-06-27 Eike Neumann

This paper is devoted to establish sufficient conditions under which a transcendental meromorphic function has no unbounded Fatou components and to extend some results for entire functions to meromorphic functions. Actually, we shall mainly…

Complex Variables · Mathematics 2007-11-21 Zheng Jian-Hua , Piyapong Niamsup

Functors with an instance of the Traversable type class can be thought of as data structures which permit a traversal of their elements. This has been made precise by the correspondence between traversable functors and finitary containers…

Logic in Computer Science · Computer Science 2022-07-21 Gershom Bazerman

For a transcendental entire function $f$ of finite order in the Eremenko-Lyubich class $\mathcal{B}$, we give conditions under which the Lebesgue measure of the escaping set $\mathcal{I}(f)$ of $f$ is zero. This is inspired by the recent…

Dynamical Systems · Mathematics 2019-12-04 Weiwei Cui

Let $f$ be a transcendental entire function. By a result of Rippon and Stallard, there exist points whose orbit escapes arbitrarily slowly. By using a range of techniques to prove new covering results, we extend their theorem to prove the…

Dynamical Systems · Mathematics 2018-09-05 James Waterman

We develop techniques that lay out a basis for generalizations of the famous Thurston's Topological Characterization of Rational Functions for an infinite set of marked points and branched coverings of infinite degree. Analogously to the…

Dynamical Systems · Mathematics 2023-02-02 Konstantin Bogdanov

Let f be a transcendental map, and let U be an attracting or parabolic basin, or a doubly parabolic Baker domain. Assume U is simply connected. Then, we prove that periodic points are dense in the boundary of U, under certain hypothesis on…

Dynamical Systems · Mathematics 2024-04-18 Anna Jové

We discuss the dynamics of semigroups of transcendental entire functions using Fatou-Julia theory and provide a condition for the complete invariance of escaping set and Julia set of transcendental semigroups. Results regarding limit…

Dynamical Systems · Mathematics 2016-03-16 Dinesh Kumar , Sanjay Kumar , Kin Keung Poon

Let $f$ be a transcendental entire function. For $n \in \mathbb{N},$ let $ f^{n}$ denote the $n^{th}$ iterate of $f$. Let $ I(f) = \{z \in \mathbb{C} : f^n \rightarrow \infty $ as $ n \rightarrow \infty \} $ and $ K(f) = \{z: \textrm{ there…

Complex Variables · Mathematics 2020-06-02 Anand Prakash Singh

Iteration of the function $f_\lambda(z)=\lambda + z+\tan z, z \in \mathbb{C}$ is investigated in this article. It is proved that for every $\lambda$, the Fatou set of $f_\lambda$ has a completely invariant Baker domain $B$; we call it the…

Dynamical Systems · Mathematics 2022-07-29 Subhasis Ghora , Tarakanta Nayak

We construct an entire function in the Eremenko-Lyubich class $\B$ whose Julia set has only bounded path-components. This answers a question of Eremenko from 1989 in the negative. On the other hand, we show that for many functions in $\B$,…

Dynamical Systems · Mathematics 2011-01-07 Günter Rottenfußer , Johannes Rückert , Lasse Rempe , Dierk Schleicher

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

In recent years, there has been significant progress in the understanding of the dynamics of transcendental entire functions with bounded postsingular set. In particular, for certain classes of such functions, a complete description of…

Dynamical Systems · Mathematics 2022-06-14 Leticia Pardo-Simón
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