Spherical images of hypersurfaces

Series: 
Geometry Topology Seminar
Monday, August 30, 2010 - 14:00
1 hour (actually 50 minutes)
Location: 
Skiles 114
,  
Ga Tech
Organizer: 
We discuss necessary and sufficient conditions of a subset X of the sphere S^n to be the image of the unit normal vector field (or Gauss map) of a closed orientable hypersurface immersed in Euclidean space R^{n+1}.