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arxiv: 1706.02635 · v1 · pith:W3EDEHQMnew · submitted 2017-06-08 · 🧮 math.GR

Higher rank lamplighter groups are graph automatic

classification 🧮 math.GR
keywords automaticgroupsgraphhigherlamplighterrankdiestel-leaderfamily
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We show that the higher rank lamplighter groups, or Diestel-Leader groups $\Gamma_d(q)$ for $d \geq 3$, are graph automatic. This introduces a new family of graph automatic groups which are not automatic.

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