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math.GR2008
An algorithm for the unit group of the Burnside ring of a finite group
Robert Boltje, Goetz Pfeiffer
In this note we present an algorithm for the construction of the unit group of the Burnside ring of a finite group from a list of representatives of the conjugacy classe…
math.GR2004
Special involutions and bulky parabolic subgroups in finite Coxeter groups
Goetz Pfeiffer, Gerhard Roehrle
The conjugacy classes of so-called special involutions parameterize the constituents of the action of a finite Coxeter group on the cohomology of the complement of its complexified…