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

被引:0
|
作者
Dai, Xiongping [1 ]
机构
[1] Nanjing Univ, Dept Math, Nanjing, Peoples R China
关键词
D O I
10.1215/00192082-10201776
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We define recurrence for a compactly generated para-topological group G acting continuously on a locally compact Hausdorff space X with dimX = 0, and then we show that if Gx is compact for all x E X, the conditions are pairwise equivalent: (i) this dynamic is pointwise recurrent, (ii) X is a union of G-minimal sets, (iii) the G-orbit closure relation is closed in X x X, and (iv) X 9 x 7! Gx E 2X is continuous. Consequently, if this dynamic is pointwise product recurrent, then it is pointwise regularly almost periodic and equicontinuous; moreover, a distal, compact, and nonconnected G-flow has a nontrivial equicontinuous pointwise regularly almost periodic factor.
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页码:595 / 625
页数:31
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