Noortje Bonenkamp

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Latest activity by Noortje Bonenkamp
  • Noortje Bonenkamp commented,

    Thank you, Eli! I will try it like this! 

  • Noortje Bonenkamp created a post,

    More digits in log file

    Answered

    Dear all,  I am creating plots of the evolution of the upper and lower bound of  the objective function for a MILP, where I use gurobi to generate these.  When I create a logfile, either .log, .txt...

  • Noortje Bonenkamp commented,

    Thank you!!

  • Noortje Bonenkamp commented,

    Thank you for your reply, Gwyneth! That clarifies it. Would you maybe be able to also help me with the following: I understand that it is not possible to extract these cutting planes. However, woul...

  • Noortje Bonenkamp commented,

    This question is answered, as apparently  callbacks are not possible in Pyomo. 

  • Noortje Bonenkamp created a post,

    Cutting planes

    Dear community, I have a question about presolve and cutting planes in gurobi. In the gurobi documentation, the following is stated: " The idea of cutting planes is that they tighten the formulatio...

  • Noortje Bonenkamp created a post,

    "callbacks disabled for solver gurobi"

    Answered

    Hello community, Currently I am investigating an MILP in Pyomo with gurobi. I would like to be able to add cuts during the B&B and found that callback functions can be used for this purpose. Howeve...