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arxiv: 1806.01671 · v2 · pith:35CKAYXEnew · submitted 2018-06-05 · 🧮 math.LO · math.CO· math.GR

Simplicity of the automorphism groups of some binary homogeneous structures determined by triangle constraints

classification 🧮 math.LO math.COmath.GR
keywords automorphismclassesgroupssimplicitysomeamalgamationbinarycherlin
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We study some amalgamation classes introduced by Cherlin and prove the simplicity of the automorphism groups of the Fra{\"\i}ss{\'e} limits of these classes. We employ the machinery of stationary independence relations used by Tent and Ziegler.

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