DePaul Algebra and Combinatorics Seminar |
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Winter/Spring 2012
date | speaker | affiliation | title (click for an abstract) |
February 17 | Sarah Witherspoon | Texas A& M | Representation type and varieties |
April 13 | Mirkó Visontai | U. Pennsylvania | On a decomposition of the two-sided Eulerian polynomials |
April 20 | Tim Ridenour | Northwestern | Ad-Nilpotent Subalgebras of \(\mathbb{Z}_n\)-graded Lie algebras |
Fall 2011
date | speaker | affiliation | title (click for an abstract) |
October 7 | Alexander Rossi Miller | U. Minnesota | Reflection arrangements and ribbon representations |
October 14 | Saul Blanco | DePaul | The Poset of Shortest Paths in an Interval of the Bruhat Order |
October 21 | Jeff Bergen | DePaul | Jacobson Radicals, Ring Extensions, and Polynomial Identities |
October 28 | Jeff Bergen | DePaul | Jacobson Radicals, Ring Extensions, and Polynomial Identities (continued) |
November 4 | Bill Chin | DePaul | Galois coverings of coalgebras |
November 11 | Serban Raianu | Cal State - Dominguez Hlls | Integrals for Hopf algebras and their relation to the antipode (colloquium) |
November 18 | Tony Giaquinto | Loyola | Functionals and Graphs of a Frobenius Lie Algebra (colloquium) |
Winter/Spring 2011
date | speaker | affiliation | title (click for an abstract) |
February 11 | Geoffrey Mason | UC-Santa Cruz | A Brief History of Indicators |
February 25 | John Stembridge | U. of Michigan | Admissable W-graphs |
March 4 | Kyle Petersen | DePaul | What is the gamma vector? (And what does it count?) |
March 11 | Mitja Mastnak | St. Mary's Univ. | Bialgebras and Free Probability |
April 6 (Wednesday!) | Peter Winkler | Dartmouth | Overhang |
April 8 | Aaron Lauve | Loyola | Introduction to Supercharacter Theory |
April 15 | Stefan Catoiu | DePaul | Enveloping Algebras of sl2: Ideals and Representations |
Fall 2010
date | speaker | affiliation | title (click for an abstract) |
September 17 | Kyle Petersen | DePaul | Reflection length for affine Weyl groups |
September 24 | Leonid Krop | DePaul | Isomorphism types of a clas of Hopf algebra extensions I |
October 1 | Leonid Krop | DePaul | Isomorphism types of a clas of Hopf algebra extensions II |
October 8 | Bridget Tenner | DePaul | The boolean complex of a Coxeter system, part 1 |
October 15 | Kari Ragnarsson | DePaul | The boolean complex of a Coxeter system, part 2 |
October 22 | Mihai Staic | DePaul | TBA |
October 29 | Jeff Bergen | DePaul | The Nagata-Higman theorem and some generalizations |
November 5 | |||
November 12 | Aaron Lauve | Loyola University Chicago | TBA |
November 19 |