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math.OC2022
Computing Transience Bounds of Emergency Call Centers: a Hierarchical Timed Petri Net Approach
Xavier Allamigeon, Marin Boyet, Stephane Gaubert
A fundamental issue in the analysis of emergency call centers is to estimate the time needed to return to a congestion-free regime after an unusual event with a massive arrival of…
math.OC2022
No self-concordant barrier interior point method is strongly polynomial
Xavier Allamigeon, Stéphane Gaubert, Nicolas Vandame
It is an open question to determine if the theory of self-concordant barriers can provide an interior point method with strongly polynomial complexity in linear programming. In the…