[Binghamton Geometry/Topology Seminar] Geometry & Topology Seminar

[somnath at math.binghamton.edu]

BINGHAMTON GEOMETRY/TOPOLOGY SEMINAR

*Date:*  Thursday, November 14th, 2013

*Time:*  2:50-3:50pm
*Place:*  Library North 2205 followed by coffee/tea in the Anderson
Reading Room.

*Speaker: ** *Yash Lodha (Cornell University)
*Title: * A geometric solution to the von Neumann-Day problem for finitely
presented groups.

*Abstract:* I will describe a group of piecewise projective homeomorphisms
of the real line which is finitely presented, nonamenable and does not
contain nonabelian free subgroups. (This is joint work with Justin Tatch
Moore.)