Twisted conjugacy classes in saturated weakly branch groups

被引:34
作者
Fel'shtyn, Alexander [2 ,3 ]
Leonov, Yuriy [4 ]
Troitsky, Evgenij [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Dept Mech & Math, Moscow 119992, Russia
[2] Univ Szczecin, Inst Matemat, PL-70451 Szczecin, Poland
[3] Boise State Univ, Dept Math, Boise, ID 83725 USA
[4] Odessa Acad Telecommun, IT Dept, UA-65000 Odessa, Ukraine
基金
美国国家科学基金会;
关键词
Reidemeister number; twisted conjugacy classes; Burnside-Frobenius theorem; weakly branch group; Grigorchuk group; Gupta-Sidki group;
D O I
10.1007/s10711-008-9245-1
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
For a wide class of saturated weakly branch groups, including the (first) Grigorchuk group and the Gupta-Sidki group, we prove that the Reidemeister number of any automorphism is infinite.
引用
收藏
页码:61 / 73
页数:13
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