Mathematical Research Letters

Volume 14 (2007)

Number 4

Subgroups of direct products of two limit groups

Pages: 547 – 558

DOI: http://dx.doi.org/10.4310/MRL.2007.v14.n4.a1

Authors

Martin Bridson (Imperial College London)

James Howie (Heriot-Watt University)

Abstract

If $\G_1$ and $\G_2$ are limit groups and $S\subset \G_1\times\G_2$ is of type $\FP_2$ then $S$ has a subgroup of finite index that is a product of at most two limit groups.

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