Cris

Gurobi-versary
Curious
Conversationalist

I am studying studying and I really fell in love with optimization area

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Activity overview

Latest activity by Cris

  • Cris commented,

    1. Community
    2. Systems
    3. Ryzen for gurobi

    What version of Intel MKL runs gurobi?? I read 2020.2 version has removed the environment variable solution. Best regards, Cristian

  • Cris commented,

    1. Community
    2. Systems
    3. Ryzen for gurobi

    Thanks for your answer Jaromił. I was reading some post and it looks like the environment variable is not useful with the new version of mkl.  I am not clear with what you tell me about the environ...

  • Cris created a post,

    Ryzen for gurobi

    Answered
    1. Community
    2. Systems

    Hello. I hope how read this massage has a good day. Recently I bought a new laptop. It has a ryzen 4800H and I saw this CPU outperform all i7 with the same specs in a lot of benchmarks. When I trye...

    • Cris
    • Edited
    • 2 followers
    • 5 comments
    • 0 votes

  • Cris commented,

    1. Community
    2. Programming
    3. How modify RHS

    Thanks for your answer Jeromil. I am student yet and I am happy with what I have learned in this time. Thanks for your words and help, as always. Best regars, Cristian. 

  • Cris commented,

    1. Community
    2. Programming
    3. How modify RHS

    OMG. Thanks for your answer Jaromil. I am doing a Simulated Annealing. The worst problem when I code is I think in many options for do the same in this case change the RHS but I always want to know...

  • Cris commented,

    1. Community
    2. Programming
    3. How modify RHS

    Ok, perfect. In this case Apertura_centro will be a tuple-dict, where each element will be a constraint and the index???. If I get a constraint using d = getConstraintbyname("Apertura_centro[5]") a...

  • Cris created a post,

    How modify RHS

    Answered
    1. Community
    2. Programming

    Hello. I need help to modify de RHS of a constr. I saw another post but I am not clear. This is my model model.addConstrs((quicksum(x[i,j] for j in N) <= n*y[i] for i in M),name="Apertura_centro") ...

    • Cris
    • 2 followers
    • 6 comments
    • 0 votes

  • Cris commented,

    1. Community
    2. Programming
    3. Pep-8 in long constrs

    Ok, thanks for your answer. So It is not indispensable use parentheses if I am coding inside a gurobi function. It is just stetic and readable issue.   Thanks for all  Jaromił Best regards.

  • Cris created a post,

    Pep-8 in long constrs

    Ongoing
    1. Community
    2. Programming

    Hello. I am doing  a  Benders' decomposition problem and I have some questions. I have a long constraint and I am not sure the best way to do it. I would like to know if there is no problems if whe...

    • Cris
    • 2 followers
    • 2 comments
    • 0 votes

  • Cris commented,

    1. Community
    2. Programming
    3. Delete a Constraint

    Thanks for your help Jaromił. I am going to see it right now Best regards Cristian