English

On recurrence in zero-dimensional locally compact flow with compactly generated phase group

Dynamical Systems 2022-03-17 v1 Group Theory

Abstract

Let XX be a zero-dimensional locally compact Hausdorff space not necessarily metric and GG a compactly generated topological group not necessarily abelian or countable. We define recurrence at a point for any continuous action of GG on XX, and then, show that if Gx\overline{Gx} is compact for all xXx\in X, the conditions (i) this dynamics is pointwise recurrent, (ii) XX is a union of GG-minimal sets, (iii) the GG-orbit closure relation is closed in X×XX\times X, and (iv) XxGx2XX\ni x\mapsto \overline{Gx}\in 2^X is continuous, are pairwise equivalent. Consequently, if this dynamics is distal, then it is equicontinuous.

Keywords

Cite

@article{arxiv.2203.08466,
  title  = {On recurrence in zero-dimensional locally compact flow with compactly generated phase group},
  author = {Xiongping Dai},
  journal= {arXiv preprint arXiv:2203.08466},
  year   = {2022}
}

Comments

10 pages

R2 v1 2026-06-24T10:15:21.123Z