On sofic groups

被引:57
作者
Elek, Gabor [1 ]
Szabo, Endre [1 ]
机构
[1] Hungarian Acad Sci, Inst Math, H-1364 Budapest, Hungary
关键词
D O I
10.1515/JGT.2006.011
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Answering some questions of Weiss [5], we prove that a free product of sofic groups is sofic and that amenable extensions of sofic groups are sofic. We also give an example of a finitely generated sofic group that is not residually amenable.
引用
收藏
页码:161 / 171
页数:11
相关论文
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