Yonzheng Jerry Chua

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Activity overview

Latest activity by Yonzheng Jerry Chua
  • Yonzheng Jerry Chua commented,

    Hi Marika, Thank you for the prompt reply, it turns out that it was some numerical issue - It seems the moment I changed the coefficient of z[0] to a smaller number, the two models do coincide.    ...

  • Yonzheng Jerry Chua created a post,

    Problem with 2 representations of a formulation

    Answered

    Hello,    I have two representations of the same formulation, but the solution and objective value that I get from solving the two problems are different. This does not quite make sense to me why t...

  • Yonzheng Jerry Chua commented,

    Hi Marika, yes I am talking about model building time. I have outputted the optimization model and they both result in the same model being formulated. Let me provide an example.  This is the time ...

  • Yonzheng Jerry Chua created a post,

    addMVar() many times slower than addVars

    Answered

    Hello, I am running some experiments for a project that I am working on, which looks at simulating linear optimization problems, and it seems that using addMVar() results in a massive difference in...