**ALGEBRA SEMINAR
DEPARTMENT OF
MATHEMATICS
NORTH CAROLINA STATE
UNIVERSITY**

Organizers: Bojko Bakalov and Kailash C. Misra

E-mail: bojko_bakalov at ncsu dot edu

misra at math dot ncsu
dot edu

**Spring 2007 Schedule:**

January 19, Ben Cox, College of Charleston

Boson
type realizations of 4-point algebras

3:00-3:50, HA 335

February 2, Carla Savage, NC State University

The
binomial essence of lecture hall partitions

3:00-3:50, HA 335

February 23, Ivan Dimitrov, Queen’s University, Canada

3:00-3:50, HA 335

March 2, John Stembridge, University of Michigan

Coxeter
cones and their *h*-vectors

3:00-3:50, HA 335

March 16, C. Ryan Vinroot, University of Arizona

Extensions
of real-valued characters and Shintani descent

3:00-3:50, HA 335

March 23, Kartik Sivaramakrishnan, NC State University

Solving
polynomial optimization problems using real algebraic geometry and semidefinite
programming

3:00-3:50, HA 335

March 30, Kartik Sivaramakrishnan, NC State University

3:00-3:50, HA 335

April 6, No seminar

April 13, Jeremiah M. Kermes, NC State University

Fermat
curves on weighted projective planes

3:00-3:50, HA 335

**Fall 2006 Schedule:**

September 15, Mohan Putcha, NC State University

Conjugacy
in algebraic monoids

3:00-3:50, HA 335

September 22, Nathan Reading, NC State University

Lattice
congruences of the weak order

3:00-3:50, HA 335

September 29, No seminar

October 6, Nathan Reading, NC State University

Some
interesting lattice congruences of the weak order

3:00-3:50, HA 335

October 13, No seminar – Fall break

October 20, Alexey Ovchinnikov, NC State University

Representations
of linear differential algebraic groups

3:00-3:50, HA 335

October 27, Christian Kassel, CNRS - Université Louis Pasteur, Strasbourg, France

Deformation
spaces for Hopf-Galois extensions

3:00-3:50, HA 335

November 3, Bojko Bakalov, NC State University

Non-linear
Lie conformal algebras with three generators

3:00-3:50, HA 335

November 10, Laurie Zack, NC State University

Nilpotent
Lie algebras with a small second derived quotient

3:00-3:50, HA 335

November 15, Donald Richards, Penn State University

Algebraic
methods toward higher-order probability inequalities

3:00-3:50, HA 274 (note different day and room)

December 1, Yi-Zhi Huang, Rutgers University

Logarithmic
tensor product theory

3:00-3:50, HA 335

December 8, Tom McAvoy, NC State University

Twisted
fusion for lattice vertex algebras

3:00-3:50, HA 335

Seminar Organizers: Bojko Bakalov and Kailash C. Misra