Date 
Speaker 
Title 
Host 
Jan 7, 2011 
No Seminar 
Jan 14, 2011 
No Seminar 
Jan 21, 2011 
Bruce Richmond
University of Waterloo (adjunct) 
Maximum Stirling Numbers of the Second Kind 

Jan 28, 2011 
Jim Geelen
University of Waterloo 
Rota's Conjecture and nested separations in matroids 

Feb 4, 2011 
Andrew Childs
University of Waterloo 
Quantum query complexity of minorclosed graph properties 

Feb 11, 2011 
Kevin Purbhoo
University of Waterloo 
The Inverse Wronskian Problem, with a Twist 

Feb 18, 2011 
Dave Wagner
University of Waterloo 
Proof of the monotone column permanent conjecture 

Feb 25, 2011 
Jochen Könemann
University of Waterloo 
Approximating Generalized Covering Integer Programs 

Mar 4, 2011 
Gelasio Salazar
Universidad Autonoma de San Luis Potosi, Mexico 
Sylvester's Four Point Constant: closing in (or are we?) 
Bruce Richter 
Mar 11, 2011 
No Seminar 
Mar 18, 2011 
Sergey Norin
Princeton University 
Exponentially many perfect matchings in cubic graphs 
Jim Geelen 
Mar 25, 2011 
Jim Geelen
University of Waterloo 
Characterizing graphic matroids by a system of linear equations 

Apr 1, 2011 
Cris Moore
University of New Mexico and the Santa Fe Institute 
Approximate Representations and Approximate Homomorphisms 
Andrew Childs 
Apr 8, 2011 
Ben Recht
University of Wisconsin 
The Convex Geometry of Inverse Problems 
Steve Vavasis 
Apr 15, 2011 
Alexander Engström
University of California, Berkeley 
Tverberg's theorem and graph coloring 
Penny Haxell 
Apr 22, 2011 
No Seminar due to Easter Holiday 
Apr 29, 2011 
Brendan McKay
Australian National University 
Recursive structure of planar graph classes 
Nick Wormald 