Barak Gross

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  • Debugging wrong MIPSOL_OBJBND

    I have modeled some graph problem in which I add graphs cuts as a lazy constraint.For some reason after some number of iterations the algorithm deduce a bound for MIPSOL_OBJBND that is incorrect.I ...

    Barak Gross 2フォロワー 3件のコメント 0 件の投票

  • How to improve LP formulation using presolve

    I have written an Integer Program using the Gurobi Python API and noticed the following row in the log: Presolve removed 9331080 rows and 2671 columns - which took about 35 seconds. I know for sure...

    Barak Gross 編集済み 4フォロワー 2件のコメント 0 件の投票

  • Constant Variable

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    I have some ILP formulation I came up.It is very convenient in my formulation to have some binary ( maybe even integer) variables that are constant. For example a parity variable that for a specifi...

    Barak Gross 4フォロワー 4件のコメント 0 件の投票