ERGODIC PROPERTIES OF GROUP EXTENSIONS OF DYNAMIC-SYSTEMS WITH DISCRETE SPECTRA

被引:7
|
作者
MENTZEN, MK
机构
关键词
D O I
10.4064/sm-101-1-19-31
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Ergodic group extensions of a dynamical system with discrete spectrum are considered. The elements of the centralizer of such a system are described. The main result says that each invariant sub-sigma-algebra is determined by a compact subgroup in the centralizer of a normal natural factor.
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页码:19 / 31
页数:13
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