FEI XUE

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Latest activity by FEI XUE

  • FEI XUE commented,

    Doctor Jonasz Thank you very much. It helps me a lot.

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  • FEI XUE created a post,

    How to output all feasible solutions?

    Answered

    from gurobipy import *import numpy as npimport mathspace=gurobipy.Model('matchpattern')n=6pij=space.addVars(range(1,n+1), range(1,n+1),vtype=gurobipy.GRB.BINARY) space.update()space.setObjective(qu...

    FEI XUE 4 followers 3 comments 0 votes

  • FEI XUE commented,

    Mr.Jonasz Thanks for your reply. I'm doing a matching problem, please let me describe it in more detail. When there are 6 people, there will be a matching situation like the one shown in the figure...

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  • FEI XUE commented,

    Mr.Jonasz Thanks for your reply. When n is 6, I want the result of variable apij to be as follows: apij=np.array([[[0,1,0,0,0,0],[1,0,0,0,0,0],[0,0,0,1,0,0],[0,0,1,0,0,0],[0,0,0,0,0,1],[0,0,0,0,1,0...

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  • FEI XUE commented,

    Mr.Jonasz Thanks for your reply. This is my code. space=gurobipy.Model('matchpattern')n=6nn=15apij=space.addVars(range(1,nn+1), range(1,n+1), range(1,n+1),vtype=gurobipy.GRB.BINARY)、 space.update()...

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  • FEI XUE created a post,

    How to constrain my variables

    Ongoing

    I have a three-dimensional binary variable apij[p,i,j].When p is different, for example there are p1 and p2. What constraints should I add to make the ixj matrix corresponding to p1 different from ...

    FEI XUE 3 followers 6 comments 0 votes

  • FEI XUE created a post,

    How to display more outputs?

    Answered

    I wrote a program and output all feasible solutions at the same time.But when the number of feasible solutions increases, I cannot view all the outputs.How can I make the output window display more...

    FEI XUE 3 followers 2 comments 0 votes

  • FEI XUE commented,

    Mr.Najman Thank you for your response. I will pay attention at next time.

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  • FEI XUE created a post,

    How to view the result history？

    Answered

    Dear staff: I closed Spyder after gurobi calculated the result due to my mistake.I haven't had time to see the results.Can I still find the calculated result? Thank you very much！

    FEI XUE 3 followers 3 comments 0 votes

  • FEI XUE commented,

    Mr. Towle thank you for your reply. I will try again.

    View comment FEI XUE 0 votes