05.10. - 07.10.2026
– Campus Golm, Building 9, Room 2.22 and 1.22
Workshop
The f(A)bulous workshop on matrix functions and exponential integrators
Contact: Melina Freitag
Tanja Eisner (Leipzig)
Abstract: We discuss a proof of multiple recurrence for ergodic systems (and thereby of Szemerédi's theorem) being a mixture of three known proofs. It is based on a conditional version of the Jacobs-de Leeuw-Glicksberg decomposition and properties of the Gowers-Host-Kra uniformity seminorms.