THE COHOMOLOGY OF EXPANSIVE Z(D)-ACTIONS BY AUTOMORPHISMS OF COMPACT, ABELIAN-GROUPS

被引:15
|
作者
KATOK, AB [1 ]
SCHMIDT, K [1 ]
机构
[1] UNIV VIENNA,INST MATH,A-1090 VIENNA,AUSTRIA
关键词
D O I
10.2140/pjm.1995.170.105
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Based on the structure of the Z(d)-actions by automorphisms of compact, abelian groups and on techniques for proving the triviality of the first cohomology of higher rank abelian group actions we prove that, for d > 1, every real-valued Holder cocycle of an expansive and mixing Z(d)-action by automorphisms of a compact, abelian group in Holder cohomologous to a homomorphism.
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页码:105 / 142
页数:38
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