An algorithm for finding a basis of the fixed point subgroup of an automorphism of a free group

被引:18
作者
Bogopolski, Oleg [1 ,2 ]
Maslakova, Olga [2 ]
机构
[1] Univ Dusseldorf, Math Inst, Univ Str 1, D-40225 Dusseldorf, Germany
[2] Sobolev Inst Math, 4 Acad Koptyug Ave, Novosibirsk 630090, Russia
关键词
Automorphisms of free groups; fixed points; relative train tracks; DYNAMICS;
D O I
10.1142/S0218196716500028
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We describe an algorithm which, given an automorphism phi of a free group F of finite rank, computes a basis of the fixed point subgroup Fix(phi).
引用
收藏
页码:29 / 67
页数:39
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