School Seminars and Colloquia

Distortion in Transformation Groups

Geometry/Topology Seminar

by Danny Calegari


Institution: Caltech
Date: Mon 1st August 2005
Time: 3:15 PM
Location: Room 163, Richard Berry Building, University of Melbourne

Abstract: An element g in a group G is a {\em distortion element} if there is a finitely generated subgroup H such that l_H(g^n)/n -> 0, where l_H is the
word-length in H. We exhibit distortion elements in various groups of homeomorphisms and diffeomorphisms of compact manifolds.

For More Information: Lawrence Reeves email: l.reeves@ms.unimelb.edu.au