Michael Khachay

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Latest activity by Michael Khachay
  • Michael Khachay created a post,

    Strange crossover behavior

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    Dear colleagues,I'm solving the root relaxation of my MILP model. Since the model has a large number of rows and columns (about 2-E6 and 2-E6, resp.) and is rather sparse (less than 8-E6 nonzeroes)...

  • Michael Khachay commented,

    Hello, Matthias, I have a similar problem with my MILP model. At Root relaxation, the corresponding LP problem is solved fast by the barrier method + crossover. After that Gurobi proceeds with simp...