On Dark Matter, Spiral Galaxies, and the Axioms of General Relativity (Research Talk). The 26th Annual Geometry Festival. University of Pennsylvania. April 15, 2011

Invited Talk

Invited Lectures ; H. L. Bray ; http://www.math.duke.edu/~bray/darkmatter/GeomFest.pdf

Service Performed By


  • April 15, 2011

Service or Event Name

  • The 26th Annual Geometry Festival

Host Organization

  • University of Pennsylvania

Location or Venue

  • University of Pennsylvania