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We study thermodynamical formalism of a discrete nonautonomous dynamical system determined by a sequence of continuous self-maps of a compact metric space. Using the methods of Convex Analysis we get variational principles for pressure…

Dynamical Systems · Mathematics 2026-03-10 Andrzej Biś

Metric mean dimension is a metric-depedent quantity to characterize the topological complexity of systems with infinite topological entropy. In this paper, we investigate metric mean dimension of factor maps. (1) We introduce three types of…

Dynamical Systems · Mathematics 2026-05-19 Rui Yang

In this paper, inspired by the article [5], we introduce the induced topological pressure for a topological dynamical system. In particular, we prove a variational principle for the induced topological pressure.

Dynamical Systems · Mathematics 2015-06-23 Zhitao Xing , Ercai Chen

In this paper, we focus on some properties, calculations and estimations of topological entropy for a nonautonomous dynamical system $(X,f_{0,\infty})$ generated by a sequence of continuous self-maps $f_{0,\infty}=\{f_n\}_{n=0}^{\infty}$ on…

Dynamical Systems · Mathematics 2022-10-18 Hua Shao

Non-autonomous iterated function systems are a generalization of iterated function systems. If the contractions in the system are conformal mappings, it is called a non-autonomous conformal iterated function system, and its attractor is…

Dynamical Systems · Mathematics 2025-12-23 Junjie Miao , Tianrui Wang

This paper discusses the thermodynamic properties for certain time-dependent dynamical systems. In particular, we are interested in time-dependent dynamical systems with the specification property. We show that each time-dependent dynamical…

Dynamical Systems · Mathematics 2019-07-29 J. Nazarian Sarkooh , F. H. Ghane

We derive a conditional variational principle of the saturated set for systems with the non-uniform structure. Our result applies to a broad class of systems including beta-shifts, S-gap shifts and their factors.

Dynamical Systems · Mathematics 2019-03-20 Cao Zhao , Ercai Chen

We study random independent and identically distributed iterations of functions from an iterated function system of homeomorphisms on the circle which is minimal. We show how such systems can be analyzed in terms of iterated function…

Dynamical Systems · Mathematics 2017-11-01 Katrin Gelfert , Örjan Stenflo

We give a general method on the way of approximating equilibrium states for a dynamical system of a compact metric space.

Dynamical Systems · Mathematics 2013-06-04 Abdelhamid Amroun

The topological pressure is evaluated for a dilute random Lorentz gas, in the approximation that takes into account only uncorrelated collisions between the moving particle and fixed, hard sphere scatterers. The pressure is obtained…

Chaotic Dynamics · Physics 2007-05-23 Henk van Beijeren , J. R. Dorfman

In this note we study some properties of topological entropy for non-compact non-metrizable spaces. We prove that if a uniformly continuous self-map $f$ of a uniform space has topological shadowing property then the map $f$ has positive…

Dynamical Systems · Mathematics 2016-11-30 Seyyed Alireza Ahmadi

In this paper we introduce the notion of Feldman-Katok pseudo-orbits and use it to study topological pressure. We prove that the topological pressure of a dynamical system can be computed by measuring the Feldman-Katok pseudo-orbits…

Dynamical Systems · Mathematics 2023-05-09 Cai fangzhou

We investigate the computability (in the sense of computable analysis) of the topological pressure $P_{\rm top}(\phi)$ on compact shift spaces $X$ for continuous potentials $\phi:X\to {\mathbb R}$. This question has recently been studied…

Dynamical Systems · Mathematics 2021-05-14 Michael Burr , Suddhasattwa Das , Christian Wolf , Yun Yang

In this paper, we define the topological pressure of continuous functions with respect to the holomorphic correspondences using the open covers of the Riemann sphere. Further, we show that this method coincides with the existing definition…

Dynamical Systems · Mathematics 2026-03-09 Subith Gopinathan

We study the set of invariant idempotent probabilities for place dependent idempotent iterated function systems defined in compact metric spaces. Using well-known ideas from dynamical systems, such as the Ma\~{n}\'{e} potential and the…

Dynamical Systems · Mathematics 2024-04-18 Jairo K. Mengue , Elismar R. Oliveira

Given a closed orientable surface (\Sigma) of genus at least two, we establish an affine isomorphism between the convex compact set of isotopy-invariant topological measures on (\Sigma) and the convex compact set of additive functions on…

General Topology · Mathematics 2009-03-17 Frol Zapolsky

This paper aims to investigate the thermodynamic formalism of weighted amenable topological pressure for factor maps of amenable group actions. Following the approach of Tsukamoto [\emph{Ergodic Theory Dynam. Syst.} \textbf{43}(2023),…

Dynamical Systems · Mathematics 2023-07-10 Jiao Yang , Ercai Chen , Rui Yang , Xiaoyi Yang

We investigate the topological and metric properties of attractors of an iterated function system (IFS) whose functions may not be contractive. We focus, in particular, on invertible IFSs of finitely many maps on a compact metric space. We…

Dynamical Systems · Mathematics 2012-06-28 Michael Barnsley , Andrew Vince

We study iterated function systems (IFS) with compact parameter space. We show that the space of IFS with phase space $X$ is the hyperspace of the space of self continuous maps of $X$. With this result we obtain that the Hausdorff distance…

Dynamical Systems · Mathematics 2020-10-01 Alexander Arbieto , Alexandre Trilles

We study the attractor of Iterated Function Systems composed of infinitely many affine, homogeneous maps. In the special case of second generation IFS, defined herein, we conjecture that the attractor consists of a finite number of…

Dynamical Systems · Mathematics 2013-11-20 Giorgio Mantica