New answers tagged combinatorial-group-theory
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When the fundamental group of subgraph of groups embeds?
As mentioned in comments, if $\mathcal{H}$ is a subgraph of a graph of groups $\mathcal{G}$, with the natural induced structure, then the map
$H=\pi_1(\mathcal{H})\to G=\pi_1(\mathcal{G})$
induced by ...
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