Table of Contents
The Combinatorics Seminar
SPRING & SUMMER 2009
Organizers: Laura Anderson, Emanuele Delucchi, and Thomas Zaslavsky.
SPRING 2009
The usual day, time, and place are:
Tuesdays, 1:15 - 2:15, in
Room LN-2205,
with coffee, tea, and cookies at 3:45 in the Anderson Room, LN-2207.
Some meetings will be at other times, e.g., when joint with other seminars.
- Tuesday, January 26
Organizational Meeting
Time: 1:15 - 1:45
Room: LN-2205
- Friday, January 30 (Note special day)
Speaker: Lucas Rusnak (Binghamton)
Title: Multi-Directed Hypergraph Representations of {0, +1, −1}-Matrices
Time: 4:45 - 5:45 (Note special time)
Room: LN-2206 (Note special room)
- Tuesday, February 3
Speaker: Lucas Sabalka (Binghamton)
Title: Projection-Forcing Multisets of Weight Changes
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, February 10
Speaker: Garry Bowlin (Binghamton)
Title: Maximum Frustration in Signed Complete Bipartite Graphs
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, February 17
No seminar.
- Tuesday, February 24
Speaker: Laura Anderson (Binghamton)
Title: Face Enumeration in Simplicial Complexes
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, March 3
Speaker: Laura Anderson (Binghamton)
Title: f-Vectors of Barycentric Subdivisions
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, March 10
Speaker: Thomas Zaslavsky (Binghamton)
Title: Eight Queens and More
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, March 17
Speaker: Andy Fromader (Cornell)
Title: The Charney-Davis Conjecture for Certain Spheres
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, March 24
No seminar.
- Tuesday, March 31
Speaker: Emanuele Delucchi (Binghamton)
Title: The 15 Puzzle on an Arbitrary Graph
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, April 7
No seminar.
- Tuesday, April 14
Speaker: Luise-Charlotte Kappe (Binghamton)
Title: On the Covering Number of Symmetric and Alternating Groups: An Exercise in Combinatorial Optimization
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, April 21
No seminar.
- Tuesday, April 28
Speaker: Louis Billera (Cornell)
Title: The Enumerative Combinatorial Geometry of Coxeter Groups
Time: 1:15 - 2:15
Room: LN-2205
- Tuesday, May 5
Speaker: Christino Tamon (Clarkson)
Title: Mixing of Quantum Walks on Graphs
Time: 1:15 - 2:15
Room: LN-2205
- Thursday, May 7
Speaker: Jackie Kaminski
Title: Flows on Graphs, and Related Topics: I
Time: 11:40 - 12:40
Room: LN-2201
- Friday, May 8
Speaker: Jackie Kaminski
Title: Flows on Graphs, and Related Topics: II
Time: 10:50-11:50
Room: LN-2201
- Tuesday, May 12 (Colloquium talk)
Speaker: Chris Godsil (Waterloo)
Title: Quantum Physics and Algebraic Graph Theory
Time: 1:20 - 2:20
Room: LN-2205
- Tuesday, May 12
Speaker: Chris Godsil (Waterloo)
Title: Erdös-Ko-Rado Theorems
Time: 4:30 - 5:30
Room: LN-2206
SUMMER 2009
<HTML><ul></HTML>
<HTML><li></HTML><HTML><p></HTML>Friday, July 24
Speaker: Garry Bowlin (Binghamton)
Title: Maximum Frustration of Bipartite Signed Graphs
Time: 1:00 - 3:00 (with break)
Room: LN-2205<HTML></p></HTML>
<HTML><p></HTML>This lecture is the Ph.D. thesis defense of Mr. Bowlin. His examining committee is Laura Anderson, Steven Dougherty (University of Scranton), Fernando Guzman, and Thomas Zaslavsky (chair).<HTML></p></HTML>
<HTML><p></HTML>Everyone is welcome to attend.<HTML></p></HTML><HTML></li></HTML><HTML></ul></HTML>
Past Semesters: Fall 2008 | Spring 2008 | Fall 2007 | Spring 2007 | Fall 2006 | Spring 2006 | Fall 2005 | Spring 2005 | Fall 2004 | Spring 2004 | Fall 2003 | Spring 2003 | Fall 2002 | Spring 2002 | Fall 2001 | Spring 2001 | Fall 2000 | Spring 2000 | Fall 1999 | Spring 1999 | Fall 1998