Fejes Tóth's Contact Conjecture.
    Speaker: 
  
  
  
      Thomas Hales, University of Pittsburgh  
Date and Time: 
Friday, September 23, 2011 - 3:30pm to 4:30pm
Abstract: 
In 1969, L. Fejes Tóth made the following conjecture. In 3-space any packing of equal balls such that each ball is touched by twelve others consists of hexagonal layers. This lecture will describe a recent computer-assisted proof of this conjecture.

