2024 - T2 - WS3 - Actions of large groups, geometric structures, and the Zimmer program

Collection 2024 - T2 - WS3 - Actions of large groups, geometric structures, and the Zimmer program

Organizer(s) Brown, Aaron ; Fisher, David ; Melnick, Karin ; Pecastaing, Vincent
Date(s) 10/06/2024 - 14/06/2024
linked URL https://indico.math.cnrs.fr/event/9046/
4 16

Higher rank lattice actions with positive entropy

By Homin Lee

In this talk, I will discuss about smooth higher rank lattice actions on manifolds with positive entropy. From dynamical information, we can detect information on groups and manifolds. For instance, when lattices in $SL(n,\mathbb R)$ act on an n-dimensional manifold with positive entropy, we can see that the lattice is abstractly commensurable with $SL(n,\mathbb Z)$.

This is joint work with Aaron Brown.

Information about the video

Citation data

  • DOI 10.57987/IHP.2024.T2.WS3.004
  • Cite this video Lee, Homin (10/06/2024). Higher rank lattice actions with positive entropy. IHP. Audiovisual resource. DOI: 10.57987/IHP.2024.T2.WS3.004
  • URL https://dx.doi.org/10.57987/IHP.2024.T2.WS3.004

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