English

Approximately transitive dynamical systems and simple spectrum

Dynamical Systems 2010-04-07 v1

Abstract

For some countable discrete torsion Abelian groups we give examples of their finite measure-preserving actions which have simple spectrum and no approximate transitivity property.

Keywords

Cite

@article{arxiv.1004.0940,
  title  = {Approximately transitive dynamical systems and simple spectrum},
  author = {E. H. El Abdalaoui and M. Lemanczyk},
  journal= {arXiv preprint arXiv:1004.0940},
  year   = {2010}
}

Comments

9 pages, Key words and phrases: ergodic theory, dynamical system, AT property, funny rank one, Haar spectrum

R2 v1 2026-06-21T15:07:13.789Z