Zhongkui Ma

Gurobi-versary
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Activity overview

Latest activity by Zhongkui Ma

  • Zhongkui Ma commented,

    1. Community
    2. Modeling
    3. What does status 11 INTERRUPTED mean?

    Thank you very much for the answer, I'm using Python. I think I have figured out this question.

  • Zhongkui Ma created a post,

    How to use CALLBACK to terminate model early?

    Answered
    1. Community
    2. Modeling

    I'm confused about the following parameters about simplex alg. SPX_PRIMINF SIMPLEX double Current primal infeasibility. SPX_DUALINF SIMPLEX double Current dual infeasibility. I'd like t...

    • Zhongkui Ma
    • 2 followers
    • 1 comment
    • 0 votes

  • Zhongkui Ma created a post,

    What does status 11 INTERRUPTED mean?

    Awaiting user input
    1. Community
    2. Modeling

    Hi, I'm not very understand the model status INTERRUPTED. I have many models and some of them will have a status of 11. The documentation tells me that "Optimization was terminated by the user". Ho...

    • Zhongkui Ma
    • Edited
    • 2 followers
    • 2 comments
    • 0 votes

  • Zhongkui Ma created a post,

    After using .feasRelax(), what should I do?

    Answered
    1. Community
    2. Algorithms

    For example I have the following linear programming problem with an infeasible area. Then I use m.feasRelax() to get a new model with some new variables. But the original objective also changed to ...

    • Zhongkui Ma
    • Edited
    • 3 followers
    • 1 comment
    • 0 votes