Veranstaltungen

21. November 2025, 14:01 bis 16:00

AKOR Seminar: Recurrence on abelian coverings

Seminar

Albert Fathi, ENS Lyon

A dynamical system is said to be chain-transitive, if you can connect any two points by an almost orbit.
An almost orbit is an orbit up to a finite error at each step, which can be as small as we want.
We consider if this property can be lifted to the space of an abelian covering (typical such covering
is R^r->T^k=R^k/Z^k).
Time permitting we will give applications to geodesic flows.
We will explain more rigorously during the lecture both concepts: Chain-transitive and abelian cover.

Kalendereintrag

Veranstaltung Details

Veranstaltungsort
Sem.R. DB gelb 05 A
1040 Wien
Wiedner Hauptstraße 8 E105-4
Veranstalter
VADOR
vador@tuwien.ac.at
Öffentlich
Nein
Kostenpflichtig
Nein
Anmeldung erforderlich
Nein