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We are studying spatial mappings that satisfy some space analog of a hydrodynamical type of growth in the neighborhood of the infinity. It is proved that homeomorphisms of the specified class form equicontinuous families under some…

复变函数 · 数学 2022-12-16 O. P. Dovhopiatyi , E. A. Sevost'yanov

Uniformly quasiconformally homogeneous domains in $\mathbb{R}^n$ carry a transitive collection of $K$-quasiconformal maps for a fixed $K\geq 1.$ In this paper, we study two questions in this setting. The first is to show that…

复变函数 · 数学 2025-04-30 Alastair Fletcher , Allyson Hahn

The dynamical classification of rational maps is a central concern of holomorphic dynamics. Much progress has been made, especially on the classification of polynomials and some approachable one-parameter families of rational maps; the goal…

动力系统 · 数学 2022-01-10 Russell Lodge , Yauhen Mikulich , Dierk Schleicher

The dynamics of one dimensional iterative maps in the regime of fully developed chaos is studied in detail. Motivated by the observation of dynamical structures around the unstable fixed point we introduce the geometrical concept of a…

chao-dyn · 物理学 2015-06-24 P. Schmelcher , F. K. Diakonos

Homeomorphisms of the Cantor set play a central role in topology, dynamical systems and descriptive set theory. In parallel, several classes of fence-like spaces - such as the hairy Cantor set, hairy arcs, Cantor bouquets in complex…

动力系统 · 数学 2026-04-09 Jernej Činč , Udayan B. Darji , Benjamin Vejnar

Let $X$ be a locally compact Hausdorff space with $n$ proper continuous self maps $\tau_i:X \to X$ for $1 \le i \le n$. To this we associate two topological conjugacy algebras which emerge as the natural candidates for the universal algebra…

算子代数 · 数学 2011-11-09 Kenneth R. Davidson , Elias G. Katsoulis

The manuscript is devoted to the boundary behavior of mappings with bounded and finite distortion, which has been actively studied recently. We consider mappings of domains of the Euclidean space that satisfy the inverse Poletsky inequality…

复变函数 · 数学 2026-04-14 Victoria Desyatka , Evgeny Sevost'yanov

We study the ergodic properties of generic continuous dynamical systems on compact manifolds. As a main result we prove that generic homeomorphisms have convergent Birkhoff averages under continuous observables at Lebesgue almost every…

动力系统 · 数学 2013-11-15 Flávio Abdenur , Martin Andersson

The most general evolution of the density matrix of a quantum system with a finite-dimensional state space is by stochastic maps which take a density matrix linearly into the set of density matrices. These dynamical stochastic maps form a…

量子物理 · 物理学 2009-11-07 E. C. G. Sudarshan , Anil Shaji

Conic quasi-linear maps are nonlinear operators from $C_0(X)$ to a normed linear space $E$ which preserve nonnegative linear combinations on positive cones generated by single functions; quasi-linear maps are linear on singly generated…

泛函分析 · 数学 2025-01-22 S. V. Butler

In this Article, several aspects of the asymptotic dynamics of finite-dimensional open quantum systems are explored. First, after recalling a structure theorem for the peripheral map, we discuss sufficient conditions and a characterization…

量子物理 · 物理学 2023-12-13 Daniele Amato , Paolo Facchi , Arturo Konderak

We consider certain examples of applications of the general methods, based on geometry and integrability of matrix models, described in hep-th/0601212. In particular, the nonlinear differential equations, satisfied by quasiclassical…

高能物理 - 理论 · 物理学 2009-11-11 A. Marshakov

Here we show that a particular one-parameter generalization of the exponential function is suitable to unify most of the popular one-species discrete population dynamics models into a simple formula. A physical interpretation is given to…

For $\Cal A\subset L^1_{loc}(\Bbb J,X)$ let $\Cal M\Cal A$ consist of all $f\in L^1_{loc}$ with $ M_h f (\cdot):=\frac {1}{h}\int_{0}^{h}f(\cdot +s)\,ds \in \Cal A$ for all $h>0$. Here $X$ is a Banach space, $\Bbb J= (\alpha ,\infty),…

泛函分析 · 数学 2012-06-22 Bolis Basit , Hans Günzler

It is shown that for quasiregular maps of positive lower order the Julia set coincides with the boundary of the fast escaping set.

动力系统 · 数学 2014-11-04 Walter Bergweiler , Alastair Fletcher , Daniel A. Nicks

For $a\in [0,+\infty)$, the function space $E_{\geq a}$ ($E_{>a}$; $E_{\leq a}$; $E_{<a}$) of all continuous maps from $[0,1]$ to itself whose topological entropies are larger than or equal to $a$ (larger than $a$; smaller than or equal to…

动力系统 · 数学 2021-04-29 Xiaoxin Fan , Jian Li , Yini Yang , Zhongqiang Yang

The present paper is devoted to the study of space mappings, which are more general than quasiregular. The analogue of the known V\"ais\"al\"a inequality for the special types of curves was proved for the open, discrete, differentiable a.e.…

复变函数 · 数学 2012-07-13 Evgeny Sevost'yanov

In the field of dynamical systems, it is not rare to meet irregular functions, which are typically H{\"o}lder but not Lipschitz (e.g. the Weierstrass functions). Our goal is to scratch the surface of the following question: what happens if…

动力系统 · 数学 2022-10-25 Benoît Kloeckner , Nicolae Mihalache

These notes are the English version of the paper "Hyperbolicit\'e du graphe des rayons et quasi-morphismes sur un gros groupe modulaire". The mapping class group Gamma of the complement of a Cantor set in the plane arises naturally in…

几何拓扑 · 数学 2018-02-09 Juliette Bavard

We study the dynamical properties of ball expanding maps, a class of continuous self-maps defined on compact metric spaces. For a ball expanding map, we show that: (1) the set of periodic points is dense in the chain recurrent set; (2) if…

动力系统 · 数学 2025-08-05 Noriaki Kawaguchi