Jena-Leipzig Seminar "Dynamics and Geometry"

This is a joint seminar organized by Daniel Lenz, Tobias Oertel-Jaeger (University of Jena), Tanja Eisner, Felix Pogorzelski, and Max von Renesse (University of Leipzig) and is devoted to dynamics and geometry in a broad sense.

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Next Meeting:

31.1.2025: Leipzig

14:30 Magali Jay (MPI-MIS Leipzig): "Tiling billiard in the wind-tree model"

15:30 Tea, coffee, cookies and discussions

16:30 Patrick Hermle (Wuppertal): "The isomorphism problem in topological dynamics"

The event is held in seminar room P-701, Neues Paulinum, Augustusplatz 10.

Past Meetings:

20.6.2024: Jena

12:15 Elzbieta Krawczyk (Krakau): "Amorphic complexity and tameness of constant length substitution shifts" (abstract)

13:15 Lunch break

14:45 Héctor Jardón-Sánchez (Leipzig): "The cost of a group action" (abstract)

15:45 Coffee break bevor colloquium

16:30 Colloquium: Andreas Knauf (Erlangen): "Phase space compactification for n bodies"

The first talk will take place in Carl-Zeiss-Str. 3, seminar room 384, the second talk and the colloquium will take place at the Institute of Mathematics, EAP 2, room 3517.

2.2.2024: Leipzig

13:30 Hans Crauel (Frankfurt a.M./Bremen): "A brief introduction into random dynamical systems"

15:00 Philipp Gohlke (Lund): "Orbit separation dimension (amorphic complexity) of primitive inflation tilings"

The event is held in seminar room P-701, Neues Paulinum, Augustusplatz 10.

10.2.2022: Jena

13:15-14:15: Henrik Kreidler (Wuppertal): "The Furstenberg-Zimmer structure theorem revisited"

14:30-15:30 Yonatan Gutman (Warsaw): " Maximal pronilfactors and a topological Wiener-Wintner theorem"

The event is held in seminar room 3517, Ernst-Abbe-Platz 2 and online via Zoom.

1.2.2019: Leipzig

13:00 - 13:50 Tobias Oertel-Jaeger (U Jena): "Model sets and tame dynamics"

14:00 - 14:50 Marcel Schmidt (U Jena): "Uniqueness class, stochastic completeness and volume growth for graphs"

15:00 - 16:00 Break for discussions/coffee/a stroll in the city

16:00 - 16:50 Tobias Weihrauch (U Leipzig): "A characterization of effective resistance metrics"

17:00 - 17:50 Alessandro Carderi (TU Dresden): "Asymptotic invariants of lattices in locally compact groups"

18:00 dinner in "Andria"

The location of the talks is lecture room 13, Hörsaalgebäude, Augustusplatz 10.

6.7.2018: Jena

11:40-12:30: Melchior Wirth (Jena): "The Geometry of Geodesics in Discrete Optimal Transport" (seminar room 3517 (5th floor); Ernst-Abbe Platz 2)

12:30-13:30: lunch break

13:30-14:20: Mike Schnurr (Leipzig / MPI ): "Generic properties of extensions" (seminar room 224, Carl-Zeiss-Str. 3)

14:30-15:20 Till Hauser (Jena): "Monotonicity of maximal equicontinuous factors and an application to toral flows" (seminar room 224, Carl-Zeiss-Str. 3)

15:20-16:10 : long break (in "Rossis" or "Bagels and Beans")

16:10 - 17:00 : Tanja Eisner (Leipzig): "Weighted ergodic theorems"