English

Volume computation for polytopes and partition functions for classical root systems

Combinatorics 2007-05-25 v2 Representation Theory

Abstract

This paper presents an algorithm to compute the value of the inverse Laplace transforms of rational functions with poles on arrangements of hyperplanes. As an application, we present an efficient computation of the partition function for classical root systems.

Keywords

Cite

@article{arxiv.math/0504231,
  title  = {Volume computation for polytopes and partition functions for classical root systems},
  author = {M. Welleda Baldoni and Matthias Beck and Charles Cochet and Michele Vergne},
  journal= {arXiv preprint arXiv:math/0504231},
  year   = {2007}
}

Comments

55 pages, 14 figures. Maple programs available at http://www.math.polytechnique.fr/~vergne/work/IntegralPoints.html