Tanzin Ahmed

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Activity overview

Latest activity by Tanzin Ahmed

  • Tanzin Ahmed created a post,

    MINLP non-convex optimality

    Awaiting user input

    For a MINLP non-convex problem, the solver do not give optimal result if the timelimit is not set. If I set a timelimit, then the result is not optimal. For different parameter tunning, I get diffe...

    Tanzin Ahmed 2 followers 1 comment 0 votes

  • Tanzin Ahmed commented,

    Hi,still too high gap in V13, it is reduced but not significant %. Time limit reached Best objective 2.269228814313e+08, best bound 2.722777909074e+08, gap 19.9869%

    View comment Tanzin Ahmed 0 votes

  • Tanzin Ahmed commented,

    I am using python [conda env:base]

    View comment Tanzin Ahmed 0 votes

  • Tanzin Ahmed commented,

    Hi,I am now using temporary WLS license but solver is still taking v12 not v13. 

    View comment Tanzin Ahmed 0 votes

  • Tanzin Ahmed created a post,

    too high gap

    Answered

    I received too high gap even after running for 1 hour. Could you please help, how can I reduce the gap?

    Tanzin Ahmed 2 followers 7 comments 0 votes

  • Tanzin Ahmed created a post,

    allocation modelling problem

    Answered

    I am getting decentralized production from this code but I should get centralized production from one factory for the following parameter and cost function. I build the same model in excel and solv...

    Tanzin Ahmed Edited 2 followers 1 comment 0 votes