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How to make the branch and cut tree only use Barrier to solve the node LP?



1 comment

  • Jaromił Najman
    Gurobi Staff Gurobi Staff

    In addition to setting Method=2 and NodeMethod=2, you also have to set Crossover=0. This avoids the computation of a basis solution at the end of the root node which automatically leads to the usage of the Simplex algorithm for nodes.


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