Decision Optimization

Decision Optimization

Delivers prescriptive analytics capabilities and decision intelligence to improve decision-making.


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  • 1.  How can I model constraint with conditional decision variable

    Posted 04/11/21 03:20 AM
    I have this constraint 
    with following decision variables 
    aijk is float+ 
    xijk is binary
    How can I model this?
    4.JPG

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    Muhammad Usama
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    #DecisionOptimization


  • 2.  RE: How can I model constraint with conditional decision variable

    Posted 04/11/21 08:31 AM
    Hi

    forall (n in J,p in B)
      Y[n][p] == (Q[n][p]>=1);​


    works fine



    ------------------------------
    [Alex] [Fleischer]
    [EMEA CPLEX Optimization Technical Sales]
    [IBM]
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  • 3.  RE: How can I model constraint with conditional decision variable

    Posted 04/11/21 09:20 AM
    (a[i][j][k] >0) => x[i][j][k]==1
    


    but this is not working​



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    Muhammad Usama
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  • 4.  RE: How can I model constraint with conditional decision variable

    Posted 04/11/21 09:41 AM
    Hi

    strict > is not allowed but you may write

    (a[i][j][k] >=0.00001) => (x[i][j][k]==1);​


    ------------------------------
    [Alex] [Fleischer]
    [EMEA CPLEX Optimization Technical Sales]
    [IBM]
    ------------------------------