2 papers
math.OA2026
A characterization of simplicity of reduced groupoid C*-algebras
Paolo Boldrini
We show that, for a second-countable locally compact Hausdorff étale minimal groupoid with compact unit space, simplicity of the reduced groupoid C*-algebra implies the existence o…
math.DS2026
Topologically free minimal actions without dynamical comparison
Paolo Boldrini, Akshara Prasad
We show the existence of a topologically free minimal action of on the Cantor space that does not have dynamical comparison. Moreover, we show that this phenomen…