Geoffrey James Kameni Tchokode

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Latest activity by Geoffrey James Kameni Tchokode
  • Geoffrey James Kameni Tchokode created a post,

    comparison of the values of two dictionnaries

    Answered

    Hi, I want to compare the values of two given dict and print an output if they are identic. But it gives me only "zero" for all cases, although some elements are identic. Something goes wrong by th...

  • Geoffrey James Kameni Tchokode created a post,

    IndexError: list index out of range

    Answered

    Hi, i want to read data from a text.file and store them in a dict variable but i got this error. "TD.txt" looks like this: o    n    38o    m    38o    b    38n    p    9m    y    9b    q    42y   ...

  • Geoffrey James Kameni Tchokode commented,

    ok Thks. 

  • Geoffrey James Kameni Tchokode commented,

    Hi, i actually defined "d" as a dictionnary, so that i can call the values of the couple (i,k) in the constraint for the multiplication with the binary variables x. That was the idea but i miss som...

  • Geoffrey James Kameni Tchokode commented,

     Hi, Thks for the reply. I simplifly the problem like this. import numpy as npimport gurobipy as gpfrom gurobipy import GRBfrom gurobipy import quicksumimport randomimport stringrandom.seed(0)rnd=n...

  • Geoffrey James Kameni Tchokode created a post,

    GurobiError: Invalid argument to LinExpr multiplication

    Answered

    Hi, I'm trying to compile my model but i get this error.  Can someone help me to fix that? Thks

  • Geoffrey James Kameni Tchokode created a post,

    dynamic search

    Hi everyone, I want to code a process, in which the item from differents places are collected and the distance needed are given. As an example, i have like to see on the grafic, differents items on...

  • Geoffrey James Kameni Tchokode commented,

    thks!!!

  • Geoffrey James Kameni Tchokode created a post,

    TypeError: 'gurobipy.LinExpr' object is not iterable

    Answered

    Hi, I'm trying to code the order batching model  but i get this error.  Can someone tell me, what is wrong? Thks