Algebra Seminar 2007-2008


Thursday, September 6

12:00-13:00

Greg Constantine (Pittsburgh)

Isomorphic partitions of trees and construction of Hadamard matrices

Thursday, September 20

1:00-2:00

Alexander Borisov (Pittsburgh)

Geometric Approach to the Jacobian Conjecture

Thursday, September 27

1:00-2:00

Bogdan Ion (Pittsburgh)

Generalized exponents of small representations

Thursday, October 11

1:00-2:00

Bogdan Ion (Pittsburgh)

Generalized exponents of small representations II

Thursday, October 18

1:00-2:00, 704 Thackeray

Mark Dickinson (Pittsburgh)

Determining Polyhedral Congruence

Thursday, October 25

1:00-2:00

Mark Sapir (Vanderbilt)

Divergence in groups and subgroups of arithmetic lattices and the mapping class group

Thursday, November 1

1:00-2:00

Alexander Yong (Minnesota)

Schubert combinatorics and geometry

Friday, November 16

4:00-5:00

Jonathan Hanke (MPI Bonn)

The 290-Theorem and Representing Numbers by Quadratic Forms (Colloquium talk)

Friday, November 16

5:00-6:00

Jonathan Hanke (MPI Bonn)

Computing with Quadratic Forms and Theta Functions

Thursday, November 29

1:00-2:00

Leonardo Mihalcea (Duke)

Quantum K-theory of the Grassmannian

Thursday, February 14

1:00-2:00

Bogdan Ion (Pittsburgh)

Harmonic analysis on buildings

Thursday, February 21

1:00-2:00

Chetan Balwe (Pittsburgh)

Motivic integration on stacks I: Introduction to n-stacks

Thursday, February 28

1:00-2:00

Chetan Balwe (Pittsburgh)

Motivic integration on stacks II

Thursday, March 6

1:00-2:00

Glen Whitehead (Pittsburgh)

Chromaticity of Graphs

Thursday, March 20

1:00-2:00

Mark Dickinson (Pittsburgh)

Regular expressions and hyperbolic geometry

Friday, April 4

4:30-5:30, G23 Parran Hall

Neil Sloane (AT&T Shannon Labs)

The On-Line Encyclopedia of Integer Sequences: Solved and Unsolved Problems
(Edmund R. Michalik Distinguished Lecture)

Thursday, April 17

1:00-2:00

Hadi Salmasian (Alberta)

On the structure and geometry of infinite-dimensional classical Lie groups