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# Tag Archives: power graph

## Power graphs of torsion-free groups

Today a paper on this topic appeared on the arXiv. I will say a bit about its contents, and how it came about. The power graph of a group G has vertex set G, with an edge from x to … Continue reading

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Tagged power graph, summer research project, torsion-free group
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## The power graph yet again

Five years ago, I posted a short update on the power graph of a group. Now, finally, the paper resulting from this has appeared on the arXiv; my coauthors are Ghodratollah Aalipour, Saieed Akbari, Reza Nikandish and Farzad Shaveisi. I … Continue reading