Bohr chaoticity of principal algebraic actions and Riesz product measures

Open Access
Authors
Publication date 10-2024
Journal Ergodic theory and dynamical systems
Volume | Issue number 44 | 10
Pages (from-to) 2933-2959
Organisations
  • Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
Abstract For a continuous Nd or Zd action on a compact space, we introduce the notion of Bohr chaoticity, which is an invariant of topological conjugacy and which is proved stronger than having positive entropy. We prove that all principal algebraic Z actions of positive entropy are Bohr chaotic. The same is proved for principal algebraic actions of Zd with positive entropy under the condition of existence of summable homoclinic points.
Document type Article
Language English
Published at https://doi.org/10.1017/etds.2024.13
Other links https://www.scopus.com/pages/publications/85187007248
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