Axel Bruck
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Recent activity by Axel Bruck-
Infeasible because of numerical issues?
AnsweredHi community, I have a slightly general question:I have a quite large Pyomo model that I solve with Gurobi. It solves really fast but when the input values get a bit larger, it becomes infeasible. ...
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Solver gets stuck in "Root Simplex" after finding optimal solution
AnsweredHi community, I have a large MILP model in Pyomo on Python and I am running into problems for a certain set of input parameters. After finding an optimal objective after the barrier solving in 65 i...
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Huge MIP model never finishes for certain input
AnsweredDear Community, I have a huge Pyomo MILP model (6,307,518 continuous vars and 350,400 integer vars). For a certain set of inputs (only for that one so far) I always run into a memory error. Either ...