An example of a non-amenable dynamical system which is boundary amenable

2021/08/31 by Bassi, Jacopo, Radulescu, Florin · 1 citation
#46L05 #FOS: Mathematics #Group Theory (math.GR) #Operator Algebras (math.OA)

paper · doi:10.48550/arxiv.2108.13936

Abstract

It is shown that the action of \rm SL(3,ℤ) on the Stone-uCech boundary of \rm SL(3,ℤ) / \rm SL(2,ℤ) is amenable. This confirms a prediction by Bekka and Kalantar.

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• Examples of non-amenable, boundary-amenable dynamical systems

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