Rigidity for commuting toral automorphisms

Vortrag von Prof. Dr. Manfred Einsiedler

Datum: 21.09.20  Zeit: 15.00 - 16.15  Raum: Y27H28

In the long awaited joint work with Elon Lindenstrauss we partially classify positive entropy measures for higher rank commutative actions on tori and solenoids. This can be applied to show that abstract measurable factors are in fact always arising from algebraic constructions.