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math.OC2017★ 8 cited
Rational factorizations of completely positive matrices
Mathieu Dutour Sikirić, Achill Schürmann, Frank Vallentin
In this note it is proved that every rational matrix which lies in the interior of the cone of completely positive matrices also has a rational cp-factorization.
math.OC2014
Exploiting Symmetries in Polyhedral Computations
Achill Schürmann
In this note we give a short overview on symmetry exploiting techniques in three different branches of polyhedral computations: The representation conversion problem, integer linea…
math.OC2011★ 32 cited
Exploiting Polyhedral Symmetries in Social Choice
Achill Schürmann
A large amount of literature in social choice theory deals with quantifying the probability of certain election outcomes. One way of computing the probability of a specific voting…