Discrete Geometry and Combinatorics Seminar

Discrete Geometry and Combinatorics Seminar

List of Talks given in 2008-09

Monday, September 8   Elissa Ross, York University
Swapping blocks and holes in spherical frameworks
Monday, September 15   Joseph Zaks, University of Haifa, Israel
On subsets of E^n which can be rationally realizable in some E^m
Monday, September 22   Marcelo Aguiar, Texas A&M University
A unified approach to Hopf algebras
Monday, September 29   Andy Frohmader, Cornell University
Clique vectors of graphs
Monday, November 10   Laura Anderson, Binghamton University and Cornell University
Representation of matroids by homotopy spheres
Monday, November 17   Nir Avni, Harvard University
The product replacement algorithm in finite and infinite groups
Monday, November 24   Kyle Peterson, University of Michigan
The Steinberg torus
Monday, December 1   Igors Gorbovickis, Cornell University
Unions of disks
Monday, January 19   Eran Nevo, Cornell University
Missing faces and lower bounds on face numbers
Monday, January 26   Yasemin Kara, Cornell University
The Selberg trace formula and Huber’s theorem
Monday, February 2   Lucas Rusnak, Binghamton University
Multi-directed hypergraph representations of {0, +1, –1}-matrices
Monday, February 9   Matthew Noonan, Cornell University
Rolling, connections, and transformations of differential equations
Monday, February 16   Michael Neiman, Rutgers University
Negative correlation inequalities and log-concavity
Monday, February 23   Saúl Blanco Rodriguez, Cornell University
Combinatorial descriptions for Coxeter groups of type A, B, and D
Monday, March 2   Andy Frohmader, Cornell University
The Charney-Davis conjecture for certain spheres
Monday, March 9   Bernd Schulze, York University
Symmetric versions of Laman’s theorem
Monday, March 23   Uli Wagner, ETH Zurich
Hardness of embedding simplicial complexes in R^d
Tuesday, March 24   Margaret Wertheim, Science writer and exhibition curator
Mathematics as poetic enchantment
Monday, March 30   Edward Swartz, Cornell University
Face enumeration on manifolds with boundary
Monday, April 13   Garry Bowlin, Binghamton University
The Gale-Berlekamp switching game
Monday, April 27   Samuel Kolins, Cornell University
f-vectors of triangulated balls