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Related papers: On Fatou sets containing Baker omitted value

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Let $f$ be an arbitrary transcendental entire or meromorphic function in the class $\mathcal S$ (i.e. with finitely many singularities). We show that the topological pressure $P(f,t)$ for $t > 0$ can be defined as the common value of the…

Dynamical Systems · Mathematics 2012-07-13 Krzysztof Barański , Bogusława Karpińska , Anna Zdunik

We consider transcendental entire functions having doubly parabolic Baker domains, such that the Denjoy-Wolff point of the associated inner function is not a singularity. We describe in a very precise way the dynamics on the boundary from a…

Dynamical Systems · Mathematics 2026-05-07 Anna Jové , Łukasz Pawelec

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

We study the dynamics of polynomial maps on the boundary of the central hyperbolic component $\mathcal H_d$. We prove the local connectivity of Julia sets and a rigidity theorem for maps on the regular part of $\partial\mathcal H_d$. Our…

Dynamical Systems · Mathematics 2025-06-24 Jie Cao , Xiaoguang Wang , Yongcheng Yin

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

If $F$ is a set-valued mapping from $\R^n$ into $\R^m$ with closed graph, then $y\in \R^m$ is a critical value of $F$ if for some $x$ with $y\in F(x)$, $F$ is not metrically regular at $(x,y)$. We prove that the set of critical values of a…

Classical Analysis and ODEs · Mathematics 2015-06-26 A. D. Ioffe

We study the class $\mathcal{M}$ of functions meromorphic outside a countable closed set of essential singularities. We show that if a function in $\mathcal{M}$, with at least one essential singularity, permutes with a non-constant rational…

Complex Variables · Mathematics 2016-10-03 J. W. Osborne , D. J. Sixsmith

It is shown (Theorem A and its corollary) that if g is any nonconstant nonunivalent analytic function on a half-plane H and if D is either a half-plane or a smoothly bounded Jordan domain, then there is a function f on D for which f'(D)…

Complex Variables · Mathematics 2015-08-25 Julian Gevirtz

Let $g$ and $h$ be transcendental entire functions and let $f$ be a continuous map of the complex plane into itself with $f\circ g=h\circ f.$ Then $g$ and $h$ are said to be semiconjugated by $f$ and $f$ is called a semiconjugacy. We…

Dynamical Systems · Mathematics 2014-05-20 Dinesh Kumar

We consider transcendental meromorphic function for which the set of finite singularities of its inverse is bounded. Bergweiler and Kotus gave bounds for the Hausdorff dimension of escaping sets if the function has no logarithmic…

Dynamical Systems · Mathematics 2017-11-13 Wenli Li

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

We investigate Newton's method applied to any odd or any even elliptic function with an arbitrary period lattice. For any function of this type whose set of poles coincides with its period lattice, we show that the Julia set of its Newton…

Dynamical Systems · Mathematics 2026-01-30 Adrián Esparza-Amador , Mónica Moreno Rocha

We give a probabilistic proof of relative Fatou's theorem for $(-\Delta)^{\alpha/2}$-harmonic functions (equivalently for symmetric $\alpha$-stable processes) in bounded $\kappa$-fat open set where $\alpha \in (0,2)$. That is, if $u$ is…

Probability · Mathematics 2007-05-23 Panki Kim

We show a partial generalization of Sullivan's non-wandering domain theorem in complex dimension two. More precisely, we show the non-existence of wandering Fatou components for polynomial skew products of $ \mathbb{C}^2$ with an invariant…

Dynamical Systems · Mathematics 2020-10-14 Zhuchao Ji

While the dynamics of transcendental entire functions in periodic Fatou components and in multiply connected wandering domains are well understood, the dynamics in simply connected wandering domains have so far eluded classification. We…

Dynamical Systems · Mathematics 2019-10-14 Anna Miriam Benini , Vasiliki Evdoridou , Núria Fagella , Philip J. Rippon , Gwyneth M. Stallard

Let f be an entire function whose set of singular values is bounded and suppose that f has a Siegel disk such that f restricts to a homeomorphism of the boundary. We show that the Siegel disk is bounded. Using a result of Herman, we deduce…

Dynamical Systems · Mathematics 2009-01-21 Lasse Rempe

The ergodic theory and geometry of the Julia set of meromorphic functions on the complex plane with polynomial Schwarzian derivative is investigated under the condition that the forward trajectory of asymptotic values in the Julia set is…

Dynamical Systems · Mathematics 2007-11-15 Volker Mayer , Mariusz Urbański

Let $f$ be a function in the Eremenko-Lyubich class $\mathcal{B}$, and let $U$ be an unbounded, forward invariant Fatou component of $f$. We relate the number of singularities of an inner function associated to $f|_U$ with the number of…

Dynamical Systems · Mathematics 2018-07-20 Vasiliki Evdoridou , Núria Fagella , Xavier Jarque , David J. Sixsmith

In this paper we study a class of functions that appear naturally in some equidistribution problems and that we call $F$-harmonic. These are functions of the universal cover of a closed and negatively curved which possess an integral…

Dynamical Systems · Mathematics 2016-10-14 Sébastien Alvarez

We study the escaping set of functions in the class $\mathcal B^*$, that is, holomorphic functions $f:\mathbb C^*\to\mathbb C^*$ for which both zero and infinity are essential singularities, and the set of singular values of $f$ is…

Dynamical Systems · Mathematics 2018-06-20 Núria Fagella , David Martí-Pete