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1. Verfasser: Tsukamoto, Masaki
Format: Preprint
Veröffentlicht: 2024
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Online-Zugang:https://arxiv.org/abs/2403.11442
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author Tsukamoto, Masaki
author_facet Tsukamoto, Masaki
contents The main purpose of this paper is to propose an ergodic theoretic approach to the study of entire holomorphic curves. Brody curves are one-Lipschitz holomorphic maps from the complex plane to the complex projective space. They naturally form a dynamical system, and "random Brody curves" in the title refers to invariant probability measures on it. We study their geometric and dynamical properties. Given an invariant probability measure $μ$ on the space of Brody curves, our first main theorem claims that its rate distortion dimension is bounded by the integral of a "potential function" over $μ$. This result is analogous to the Ruelle inequality of smooth ergodic theory. Our second main theorem claims that there exists a rich variety of invariant probability measures attaining equality in this "Ruelle inequality for Brody curves". The main tools of the proofs are the deformation theory of Brody curves and the variational principle for mean dimension with potential. This approach is motivated by the theory of thermodynamic formalism for Axiom A diffeomorphisms.
format Preprint
id arxiv_https___arxiv_org_abs_2403_11442
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Rate distortion dimension of random Brody curves
Tsukamoto, Masaki
Complex Variables
Dynamical Systems
32H30, 37C40, 37C45
The main purpose of this paper is to propose an ergodic theoretic approach to the study of entire holomorphic curves. Brody curves are one-Lipschitz holomorphic maps from the complex plane to the complex projective space. They naturally form a dynamical system, and "random Brody curves" in the title refers to invariant probability measures on it. We study their geometric and dynamical properties. Given an invariant probability measure $μ$ on the space of Brody curves, our first main theorem claims that its rate distortion dimension is bounded by the integral of a "potential function" over $μ$. This result is analogous to the Ruelle inequality of smooth ergodic theory. Our second main theorem claims that there exists a rich variety of invariant probability measures attaining equality in this "Ruelle inequality for Brody curves". The main tools of the proofs are the deformation theory of Brody curves and the variational principle for mean dimension with potential. This approach is motivated by the theory of thermodynamic formalism for Axiom A diffeomorphisms.
title Rate distortion dimension of random Brody curves
topic Complex Variables
Dynamical Systems
32H30, 37C40, 37C45
url https://arxiv.org/abs/2403.11442