A.Omidi

  • Gurobi-versary
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  • Total activity 55
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Posts

Recent activity by A.Omidi Recent activity Votes

  • Adding the callback function

    Answered

    Dear support team, I hope you are doing well. I am trying to count the number of different solutions to a problem and have some issues.  If I write a problem as an LP format, like \(z_a + z_b = 5\...

    A.Omidi Edited 2 followers 7 comments 0 votes

  • Is there a preference to use Convex-hull reformulation instead of the BigM constraints?

    Ongoing

    Dear support team, I am trying to work on a scheduling problem based on its polyhedron reformulations. For that, I would like to reformulate a BigM model into its equivalent Convex hull, (CH),  for...

    A.Omidi 2 followers 11 comments 0 votes

  • Linearizing factorial function

    Answered

    Dear community team, I'm trying to write a constraint in the following form: $$(a_j * (s_j!)) / L \leq 1-\gamma$$ Where \(\texttt{a}\) and \(\texttt{gamma}\) are constants and \(\texttt{s}\) and \(...

    A.Omidi Edited 4 followers 5 comments 0 votes