Program for the 2015 MCC, Vincent Hall 16

Tuesday May 19, 2015

8:55-9:00 Introductory Remarks

9:00-10:00 Sergey Fomin, University of Michigan, Webs, invariants, and clusters
10:00-10:30 Break
10:30-11:00 Alex Yong, University of Illinois at Urbana-Champaign, Combinatorics and geometry of symmetric orbit closures
11:10-11:40 Bridget Tenner, DePaul University, Enumeration problems about reduced words
11:50-12:20 Jeremy Martin, University of Kansas, A non-partitionable Cohen-Macaulay simplicial complex

12:30-2:00 Lunch

2:00-3:00 Steven Sam, University of California, Berkeley/University of Wisconsin, Madison, Schur-Weyl duality and generalizations
3:00-3:30 Break
3:30-4:00 Matthew Dyer, University of Notre Dame, Poincaré series of Coxeter groups and multichains in Eulerian posets
4:10-4:40 Aaron Lauve, Loyola University, The characteristic polynomial of the antipode for combinatorial Hopf algebras
4:50-5:20 Bruce Sagan, Michigan State University, Of antipodes and involutions

Wednesday May 20, 2015

9:00-10:00 Sergey Fomin, University of Michigan, Computing without subtracting (and/or dividing)
10:00-10:30 Break
10:30-11:00 John Shareshian, Washington University in St. Louis, Subrack lattices of group racks
11:10-11:40 Ben Braun, University of Kentucky, Geometric properties of r-stable hypersimplices
11:50-12:20 Martha Yip, University of Kentucky, A categorification of the chromatic symmetric function

Lunch 12:30-2:00

2:00-3:00 Ben Brubaker, University of Minnesota, Combinatorial Solutions to Automorphic Problems
3:00-3:30 Break
3:30-4:00 Anna Stokke, University of Winnipeg, Increasing tableaux and the cyclic sieving phenomenon
4:10-4:40 Fabrizio Zanello, Michigan Technological University, Partitions with distinct parts and unimodality
4:50-5:20 Kyle Petersen, DePaul University, Surrounding Gessel's conjecture

Thursday, May 21, 2015

9:00-10:00 Steven Sam, University of California, Berkeley/University of Wisconsin, Madison, Schur-Weyl duality and generalizations
10:00-10:30 Break
10:30-11:00 Richard Ehrenborg, University of Kentucky, The descent set polynomial revisited
11:10-11:40 Ryan Kinser, University of Iowa, New inequalities for subspace arrangements
11:50-12:20 Eric Egge, Carleton College, Snow Leopard Permutations, Even Knots, Odd Knots, Janus Knots, and Restricted Catalan Paths

12:30-2:00 Lunch

2:00-3:00 Ben Brubaker, University of Minnesota, Combinatorial Solutions to Automorphic Problems