Mike Heinen

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Activity overview

Latest activity by Mike Heinen

  • Mike Heinen commented,

    1. Community
    2. Programming
    3. What are common uses of GRBfixmodel()?

    As a followup on https://support.gurobi.com/hc/en-us/articles/360034305272-How-do-I-retrieve-the-dual-Pi-values-for-a-MIP-problem, is it required to call GRBOptimize() on the fixed model before cal...

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  • Mike Heinen created a post,

    What are common uses of GRBfixmodel()?

    Open
    1. Community
    2. Programming

    The description of GRBfixmodel() in the documentation here  https://docs.gurobi.com/projects/optimizer/en/current/reference/c/solving.html#c.GRBfixmodel makes sense to me, but I was wondering what ...

    • Mike Heinen
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  • Mike Heinen commented,

    1. Community
    2. Programming
    3. GRBgeterrormsg() vs GRBgetmerrormsg()

    No reason other than making the code a little cleaner on our end.

  • Mike Heinen created a post,

    GRBgeterrormsg() vs GRBgetmerrormsg()

    Ongoing
    1. Community
    2. Programming

    We have a fair number of places in code that look like the following  int ret = GRBaddvar(model, numnz, vind, vval, obj, lb, ub, vtype, name);if (ret){  printf("GRBaddvar() failed. Failed to add Gu...

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