Fan YANG

  • Gurobi-versary
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  • Total activity 21
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Posts

Recent activity by Fan YANG Recent activity Votes

  • academic license time

    Answered

    Dear, I would ask that now the academic license is vaild for two months? not 1 year?   Many thanks, Fan

    Fan YANG 5 followers 6 comments 0 votes

  • MIP Start and callback

    Dear, I am using "MIP start" to give an initial solution to Gurobi; at same time I also use callback function to generate cuts.  After setting "MIP start" and Gurobi starting , the callback functio...

    Fan YANG Edited 2 followers 1 comment 0 votes

  • About Farkas Dual in Benders Decomposition

    Answered

    Dear,I am working on a Benders Decomposition, and I would like to add feasiblity cuts to master problem by Farkas dual. I have several problems as: 1.  The value returned by the call of farkas dual...

    Fan YANG Edited 6 followers 7 comments 0 votes

  • Cut loop at root node of MIP

    Answered

    Dear， I try to learn the operations of Gurobi at root node for MIP. I have a MIP by C++, and I set   model.set(GRB_IntParam_Cuts, 0);Meanwhile, I write call back function as: if (where == GRB_CB_MI...

    Fan YANG Edited 4 followers 7 comments 1 vote