Some Recent Talks

Let's begin with the most recent (i.e., the most recent that I've bothered to upload):

• PDF file "Linear programming: It's not programming, and now it's not even linear!", given to faculty at the 2011 WPI Math Meet, October 19, 2011
• "Linear programming bounds and partially ordered sets" Given at the 2011 BIRS Workshop on Algebraic Graph Theory, April 26, 2011, Banff Alberta.
• "Linked systems of designs" Given at the Special Session on Codes and Designs , November 7, 2010, AMS Fall 2010 Sectional Meeting, University of Richmond, Richmond, VA.
  • PDF file (2.6M)
• "Hey! You can't do that with my code!" Given at the 12 Rocky Mountain Discrete Math Day, June 20, 2009 at UC Denver.
  • PDF file (4.8M)
• "An ideal associated to any cometric association scheme". Given May 19, 2009 at IPM 20 -- Combinatorics 2009, Tehran, Iran.
  • PDF file (981K)
• "Cometric association schemes". Given August 21, 2008 at "Geometric and Algebraic Combinatorics 4", Oisterwijk, The Netherlands.
  • PowerPoint file (23.2M)
  • PDF file with extra material (408K)
• "Real mutually unbiased bases and association schemes". Given June 16, 2008 at the 2008 SIAM Conference on Discrete Mathematics, Burlington, VT.
  • PDF file (427K)
• "The Story of (T,M,S)-Nets". Given May 23, 2008 at the Ontario Combinatorics Workshop, Waterloo, Ontario.
  • PowerPoint file (12.8M)