It is shown that the action of SL(3, Z) on the Stone-Cech boundary of SL(3, Z)/SL(2, Z) is amenable. This confirms a prediction by Bekka and Kalantar [Trans. Amer. Math. Soc. 373 (2020), pp. 2105-2133].
Bassi, J., Radulescu, F. (2023). An example of a non-amenable dynamical system which is boundary amenable. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 151(6), 2459-2462 [10.1090/proc/16239].
An example of a non-amenable dynamical system which is boundary amenable
Jacopo Bassi;Florin Radulescu
2023-01-01
Abstract
It is shown that the action of SL(3, Z) on the Stone-Cech boundary of SL(3, Z)/SL(2, Z) is amenable. This confirms a prediction by Bekka and Kalantar [Trans. Amer. Math. Soc. 373 (2020), pp. 2105-2133].File in questo prodotto:
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