Rigidity properties for commuting automorphisms on tori and solenoids

Authors: Manfred Einsiedler, Elon Lindenstrauss

In memory of Anatole Katok, 43 pages

Abstract: Assuming positive entropy we prove a measure rigidity theorem for higher rank actions on tori and solenoids by commuting automorphisms. We also apply this result to obtain a complete classification of disjointness and measurable factors for these actions.

Submitted to arXiv on 26 Jan. 2021

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