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This article is devoted to the study of the multifractal analysis of ergodic averages in some nonuniformly hyperbolic systems. In particular, our results hold for the robust classes of multidimensional nonuniformly expanding local…

Dynamical Systems · Mathematics 2013-10-10 Xiaoyao Zhou , Ercai Chen

We study the multifractal analysis of dimension spectrum for almost additive potential in a class of one dimensional non-uniformly hyperbolic dynamic systems and prove that the irregular set has full Hausdroff dimension.

Dynamical Systems · Mathematics 2014-01-10 Ma Guan-Zhong , Yao Xiao

We perform a multifractal analysis of homological growth rates of oriented geodesics on hyperbolic surfaces. Our main result provides a formula for the Hausdorff dimension of level sets of prescribed growth rates in terms of a generalized…

Dynamical Systems · Mathematics 2025-02-12 Johannes Jaerisch , Hiroki Takahasi

We study the multifractal analysis for smooth dynamical systems in dimension one. It is characterized the Hausdorff dimension of the level set obtained from the Birkhoff averages of a continuous function by the local dimensions of…

Dynamical Systems · Mathematics 2008-03-12 Yong Moo Chung

We prove a multifractal formalism for Birkhoff averages of continuous functions in the case of some non-uniformly hyperbolic maps, which includes interval examples such as the Manneville--Pomeau map.

Dynamical Systems · Mathematics 2008-09-23 Anders Johansson , Thomas Jordan , Anders Öberg , Mark Pollicott

In this paper, we perform a multifractal analysis of Birkhoff averages for interval maps with finitely many branches and parabolic fixed points. Using the thermodynamic approach, we strengthen the results of Johansson et al. on the…

Dynamical Systems · Mathematics 2025-10-21 Yuya Arima

This article is devoted to the study of the historic set of ergodic averages in some nonuniformly hyperbolic systems. In particular, our results hold for the robust classes of multidimensional nonuniformly expanding local diffeomorphisms…

Dynamical Systems · Mathematics 2014-05-15 Zheng Yin , Ercai Chen , Xiaoyao Zhou

For a positive measure set of nonuniformly expanding quadratic maps on the interval we effect a multifractal formalism, i.e., decompose the phase space into level sets of time averages of a given observable and consider the associated {\it…

Dynamical Systems · Mathematics 2019-02-20 Yong Moo Chung , Hiroki Takahasi

Johansson, Jordan, \"Oberg and Pollicott ( Israel J. Math.(2010)) has studied the multifractal analysis of a class of one-dimensional non-uniformly hyperbolic systems, by introducing some new techniques, we extend the results to the case of…

Dynamical Systems · Mathematics 2013-11-21 Ma Guan-Zhong , Yao Xiao

We propose to study multiple ergodic averages from multifractal analysis point of view. In some special cases in the symbolic dynamics, Hausdorff dimensions of the level sets of multiple ergodic average limit are determined by using Riesz…

Dynamical Systems · Mathematics 2011-05-17 Fan Ai-Hua , Lingmin Liao , Ji-Hua Ma

This paper is devoted to study multifractal analysis of quotients of Birkhoff averages for countable Markov maps. We prove a variational principle for the Hausdorff dimension of the level sets. Under certain assumptions we are able to show…

Dynamical Systems · Mathematics 2018-09-18 Godofredo Iommi , Thomas Jordan

In this paper we investigate multifractal decompositions based on values of Birkhoff averages of functions from a class of symbolically continuous functions. This will be done for an expanding interval map with infinitely many branches and…

Dynamical Systems · Mathematics 2013-02-08 Ai-Hua Fan , Thomas Jordan , Lingmin Liao , Michal Rams

In this paper we investigate the multifractal decomposition of the limit set of a finitely generated, free Fuchsian group with respect to the mean cusp winding number. We will completely determine its multifractal spectrum by means of a…

Dynamical Systems · Mathematics 2018-04-19 Johannes Jaerisch , Marc Kesseböhmer , Sara Munday

We give a description of the level sets in the higher dimensional multifractal formalism for infinite conformal graph directed Markov systems. If these systems possess a certain degree of regularity this description is complete in the sense…

Dynamical Systems · Mathematics 2010-09-10 Marc Kesseböhmer , Mariusz Urbanski

Let $f$ be a holomorphic endomorphism of $\mathbb{C}\mathbb{P}^k$ of algebraic degree at least $2$ and let $X \subseteq \mathbb{C}\mathbb{P}^k$ be an uniformly expanding set. In this paper, we study multifractal analysis of equilibrium…

Dynamical Systems · Mathematics 2025-12-10 Nathan Dalaklis , Yan Mary He

In this paper we prove a multifractal formalism of Birkhoff averages for interval maps with countably many branches. Furthermore, we prove that under certain regularity assumptions on the potential the Birkhoff spectrum is real analytic.…

Dynamical Systems · Mathematics 2015-11-04 Godofredo Iommi , Thomas Jordan

For a Markov map of an interval or the circle with countably many branches and finitely many neutral periodic points, we establish conditional variational formulas for the mixed multifractal spectra of Birkhoff averages of countably many…

Dynamical Systems · Mathematics 2020-06-30 Johannes Jaerisch , Hiroki Takahasi

In this paper, we study the multifractal spectrum of Birkhoff averages for non-uniformly expanding R\'{e}nyi interval maps with countably many branches. Our main theorem substantially strengthens conditional variational formulas established…

Dynamical Systems · Mathematics 2025-11-05 Yuya Arima

We study multifractal spectra of the geodesic flows on rank 1 surfaces without focal points. We compute the entropy of the level sets for the Lyapunov exponents and estimate its Hausdorff dimension from below. In doing so, we employ and…

Dynamical Systems · Mathematics 2021-04-05 Kiho Park , Tianyu Wang

We study non-invertible piecewise hyperbolic maps in the plane. The Hausdorff dimension of the attractor is calculated in terms of the Lyapunov exponents, provided that the map satisfies a transversality condition. Explicit examples of maps…

Dynamical Systems · Mathematics 2009-04-27 Tomas Persson
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