The Thurston Norm

Series: 
Geometry Topology Student Seminar
Wednesday, November 5, 2014 - 14:05
1 hour (actually 50 minutes)
Location: 
Skiles 006
,  
GaTech
Organizer: 
The genus of a knot can be thought of as a measure of complexity for a 3 dimensional knot compliment. This notion can be extended to compact 3 manifolds by defining a norm on the second homology group with real coefficients measuring the Euler characteristic of embedded surfaces.