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Related papers: Quatre applications du lemme de Zalcman \`a la dyn…

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Zalcman's Lemma makes significant applications in normal families, complex dynamics and related problems in complex analysis. In the present paper, we are devoted to generalizing the classical Zalcman's lemma to complex Lie groups by means…

Complex Variables · Mathematics 2025-12-09 Xianjing Dong , Yanda Lv

We present a simple proof of Tan's theorem on asymptotic similarity between the Mandelbrot set and Julia sets at Misiurewicz parameters. Then we give a new perspective on this phenomenon in terms of Zalcman functions, that is, entire…

Dynamical Systems · Mathematics 2021-12-21 Tomoki Kawahira

If the preimage of a four-point set under a meromorphic function belongs to the real line, then the image of the real line is contained in a circle in the Riemann sphere. We include an application of this result to holomorphic dynamics: if…

Complex Variables · Mathematics 2009-04-15 Walter Bergweiler , Alexandre Eremenko

Rational maps on the Riemann sphere occupy a distinguished niche in the general theory of smooth dynamical systems. First, rational maps are complex-analytic, so a broad spectrum of techniques can contribute to their study (quasiconformal…

Dynamical Systems · Mathematics 2016-09-06 Curtis T. McMullen

The aim of this work is to describe the equivalence relations in $\Q/\Z$ that arise as the rational lamination of polynomials with all cycles repelling. We also describe where in parameter space one can find a polynomial with all cycles…

Dynamical Systems · Mathematics 2007-05-23 Jan Kiwi

In this paper we study perturbations of rational Collet-Eckmann maps for which the Julia set is the whole sphere, and for which the critical set is allowed to be slowly recurrent. We show that any such map is a Lebesgue density point of…

Dynamical Systems · Mathematics 2022-01-19 Magnus Aspenberg

We suggest a way to associate to a rational map of the Riemann sphere a three dimensional object called a hyperbolic orbifold 3-lamination. The relation of this object to the map is analogous to the relation of a hyperbolic 3-manifold to a…

Dynamical Systems · Mathematics 2016-09-06 Mikhail Lyubich , Yair Minsky

The aim of this paper is to give some applications of Zalcman's Rescalling Lemma.

Complex Variables · Mathematics 2022-10-20 P. V. Dovbush

A generalization of the Pistone-Sempi argument, demonstrating the utility of non-commutative Orlicz spaces, is presented. The question of lifting positive maps defined on von Neumann algebra to maps on corresponding noncommutative Orlicz…

Operator Algebras · Mathematics 2025-03-19 Louis E. Labuschagne , Wladyslaw A. Majewski

We give a topological description of the space of quadratic rational maps with superattractive two-cycles: its "non-escape locus" M2 (the analog of the Mandelbrot set M) is locally connected, it is the continuous image of M under a…

Dynamical Systems · Mathematics 2011-12-21 Dzmitry Dudko

It has been shown that the Sierpi\'nski gasket-like sets can appear as the Julia sets of some geometrically finite rational maps. In this paper we prove that such type of Julia sets can also appear in the rational maps containing Siegel…

Dynamical Systems · Mathematics 2025-09-16 Xiaole He , Yingqing Xiao , Fei Yang

We consider the thermodynamic formalism of a complex rational map $f$ of degree at least two, viewed as a dynamical system acting on the Riemann sphere. More precisely, for a real parameter $t$ we study the (non-)existence of equilibrium…

Dynamical Systems · Mathematics 2010-08-05 Feliks Przytycki , Juan Rivera-Letelier

We discuss the dynamical, topological, and algebraic classification of rational maps $f$ of the Riemann sphere to itself each of whose critical points $c$ is also a fixed-point of $f$, i.e. $f(c)=c$.

Dynamical Systems · Mathematics 2013-08-28 Kristin Cordwell , Selina Gilbertson , Nicholas Nuechterlein , Kevin M. Pilgrim , Samantha Pinella

Let $f$ be a rational map with degree $d\geq 2$ whose Julia set is connected but not equal to the whole Riemann sphere. It is proved that there exists a rational map $g$ such that $g$ contains a buried Julia component on which the dynamics…

Dynamical Systems · Mathematics 2020-02-28 Youming Wang , Fei Yang

We consider rational maps $f$ on the Riemann sphere $\widehat {\mathbb{C}}$ with an $f$-invariant set $P\subset \widehat {\mathbb{C}}$ of four marked points containing the postcritical set of $f$. We show that the dynamics of the…

Dynamical Systems · Mathematics 2024-11-04 Mario Bonk , Mikhail Hlushchanka , Russell Lodge

We analyze a real one-parameter family of quasiconformal deformations of a hyperbolic rational map known as {\em spinning}. We show that under fairly general hypotheses, the limit of spinning either exists and is unique, or else converges…

Dynamical Systems · Mathematics 2016-09-07 Kevin M. Pilgrim , Tan Lei

We prove a Zalcman-Pang lemma in several complex variables and apply it to obtain several complex variables analogues of the known normality criteria like Lappan's five-point theorem and Schwick's theorem.

Complex Variables · Mathematics 2020-07-06 Kuldeep Singh Charak , Rahul Kumar

We show the smoothness of weakly Dirac-harmonic maps from a closed spin Riemann surface into stationary Lorentzian manifolds, and obtain a regularity theorem for a class of critical elliptic systems without anti-symmetry structures.

Analysis of PDEs · Mathematics 2020-03-31 Wanjun Ai , Miaomiao Zhu

Let $H^d$ be the set of all rational maps of degree $d\ge 2$ on the Riemann sphere which are expanding on Julia set. We prove that if $f\in H^d$ and all or all but one critical points (or values) are in the immediate basin of attraction to…

Dynamical Systems · Mathematics 2016-09-06 Feliks Przytycki

We consider the dynamics of rational semigroups (semigroups of rational maps) on the Riemann sphere. We provide proof that a random backward iteration algorithm to draw the pictures of the Julia sets, previously proven to work in the…

Dynamical Systems · Mathematics 2013-12-06 Rich Stankewitz , Hiroki Sumi
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