Workshop: Combinatorial Problems Raised by Statistical Mechanics

February 19-23, 2007

Program

 

Monday, February 19, 2007

08:30 - 09:20
Registration
Room 5345

08:30 - 09:20
Coffee & Croissants
Room 6245

09:20 - 09:30
Welcoming addresses
Room 6214


Meeting room : 6214

09:30 - 10:30
Gordon Slade
(University of British Columbia)
The lace expansion and the enumeration of self-avoiding walks
Abstract

Diapos / Slides
10:30 - 15:00
Coffee break
Room 6245
10:50 - 11:20
Xavier Gérard Viennot
(Université de Bordeaux I)
Canopy of binary trees and asymmetric exclusion process
Abstract
11:30 - 12:00
Soichi Okada
(Nagoya University)
An identity for the power-sums of contents and its application to gauge theory
Abstract

12:00 - 14:00
Lunch Break

14:40 - 14:40
Coffee break
Room 6245


Meeting room : 6214

14:40 - 15:40
Alan Sokal
(New York University)
Complete monotonicity for inverse powers of some combinatorially defined polynomials
Abstract
15:50 - 16:20
Sylvie Corteel
(Université Paris-Sud)
Permutation tableaux and the partially asymmetric exclusion process
Abstract
16:30 - 17:00
Marni Mishna
(Simon Fraser University)
Two non-holonomic lattice walks in the quarter plane
Abstract

Diapos / Slides

 

Tuesday, February 20, 2007

08:30 - 09:30
Coffee & Croissants
Room 6245


Meeting room : 6214

09:30 - 10:30
Christian Krattenthaler
(Universität Wien)
Asymptotic analysis of vicious walkers between walls and on circles, and random walks in alcoves of affine Weyl groups
Abstract
10:30 - 10:50
Coffee break
Room 6245
10:50 - 11:20
Johannes de Gier
(The University of Melbourne)
Random tilings
Abstract

Diapos / Slides
11:30 - 12:00
Stu Whittington
(University of Toronto)
Directed walk models of polymers subject to a force
Abstract

12:00 - 14:00
Lunch Break

14:00 - 14:40
Coffee break
Room 6245


Meeting room : 6214

14:40 - 15:40
Gilbert Labelle
(Université du Québec à Montréal)
Mayer's graph weights for the hard-core continuum gas in one dimension
Abstract

Diapos / Slides
15:50 - 16:20
Olivier Bernardi
Solution to some problems inspired by Mayer's theory of cluster integrals
Abstract

17:00 - 19:00
Reception
Room UQAM

19:00 - 20:30
Discussions

 

Wednesday, February 21, 2007

08:30 - 09:30
Coffee & Croissants
Room 6245


Meeting room : 6214

09:30 - 10:30
E.J. Janse van Rensburg
(York University)
Directed paths in wedges
Abstract
10:30 - 10:50
Coffee break
10:50 - 11:20
Chris E. Soteros
(University of Saskatchewan)
Higher Order Morita Approximations for Random Copolymer models
Abstract
11:30 - 12:00
Pierre Mathieu
(Université Laval)
Multiple partitions, paths and conformal field theories
Abstract

12:00 - 14:00
Lunch Break

14:00 - 14:40
Coffee break
Room 6245


Meeting room : 6214

15:00 - 15:30
Roger Behrend
(Cardiff University)
Osculating Paths and Oscillating Tableaux
Diapos / Slides
15:40 - 16:10
David G. Wagner
(University of Waterloo)
Negative correlations for trees, forests, and Potts models
Abstract

Diapos / Slides
16:20 - 16:50
Eric Fusy
(Projet ALGO INRIA Rocquencourt)
An unbiased pointing operator for unlabeled structures
Abstract

 

Thursday, February 22, 2007

08:30 - 09:30
Coffee & Croissants
Room 6245


Meeting room : 6214

09:30 - 10:30
Philippe Di Francesco
(CEA Saclay)
Loop Gas, Alternating Sign Matrices, Plane Partitions and Orbital Varieties: proofs and conjectures
Abstract
10:30 - 10:50
Break
10:50 - 11:20
Mihai Ciucu
(Georgia Institute of Technology)
The field of average tile orientations in random tilings with holes
Abstract
11:30 - 12:00
Abdelmalek Abdesselam
The combinatorics of classical invariant theory revisited by modern physics
Abstract

Diapos / Slides

12:00 - 14:00
Lunch Break

14:00 - 14:40
Coffee break
Room 6245


Meeting room : 6214

14:40 - 15:40
Anthony John Guttmann
(University of Melbourne)
Scaling functions and generating functions for punctured polygons
Abstract

15:50 - 17:00
Poster Session
Room 6245

 

Friday, February 23, 2007

08:30 - 09:30
Coffee & Croissants
Room 6245


Meeting room : 6214

09:30 - 10:30
Doron Zeilberger
(Rutgers University)
Turning the Art of Guessing into a Science, and Then Applying it To Science (for example, to Stat. Mech.)
Abstract
10:30 - 10:50
Coffee break
Room 6245
10:50 - 11:20
Andrew Rechnitzer
(The University of British Columbia)
Directed walk models of a long chain polymer in a strip with attractive walls
Abstract
11:30 - 12:00
Mireille Bousquet-Mélou
(Université Bordeaux 1)
Negative hard-squares
Abstract

Diapos / Slides