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arxiv: 1205.3717 · v1 · pith:Z6DRYZQMnew · submitted 2012-05-16 · 🧮 math.CO · math.LO

Overgroups of the Automorphism Group of the Rado Graph

classification 🧮 math.CO math.LO
keywords overgroupsgroupautomorphismclassgraphradoreductsarticle
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We are interested in overgroups of the automorphism group of the Rado graph. One class of such overgroups is completely understood; this is the class of reducts. In this article we tie recent work on various other natural overgroups, in particular establishing group connections between them and the reducts.

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