Subgroups of direct products of limit groups
If $G_1,...,G_n$ are limit groups and $S\subset G_1\times...\times G_n$ is of type $\FP_n(\mathbb Q)$ then $S$ contains a subgroup of finite index that is itself a direct product of at most $n$ limit groups. This settles a question of Sela.
| Main Authors: | , , , |
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| 格式: | Journal article |
| 出版: |
2007
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