ID: math/0504231

Volume computation for polytopes and partition functions for classical root systems

April 11, 2005

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M. Welleda Baldoni, Matthias Beck, Charles Cochet, Michele Vergne
Mathematics
Combinatorics
Representation Theory

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.

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