José Rodrigues

Okay, that helped, I don't know why but in the remote machine there were some excel cells being read as blanks and that made one of the costs be Nan. Thank you so much for your help!  

Hi Jaromił, Yes, I am retrieving data from quite a few csv files, I have checked that the scripts that retrieve the data are working just fine, so that might not be the problem. The gurobi version ...

Hi,  Yes, it worked! Thank you.

Dear Jaromił,  Thank you for your fast reply. I've done exatcly as you mentioned and this error was prompted: TypeError: unsupported operand type(s) for *: 'int' and 'generator' Regarding the last ...

Dear Matthias,  Oh, that's perfect then! I described the wrong problem for the title of the post.  I have another question, this time regarding an if constraint. I have two binary variables, both w...

Hello Matthias,  Thank you for your brief reply. In that case, I will add a constraint that makes every possible production facility work at least 6132 hours? However, the model is supposed to choo...

Hi Simon,  Thank you so much for your reply, it is exactly what I was looking for. Nevertheless, there is something still troubling me.  I have another variable with the same i and j, HP which is a...

Dear Jaromił,  Thank you! Just realised what I was doing wrong, everything is working now.

Dear Jaromił,  Thank you for your swift reply. In terms of coding it in python, what would that look like? By the way, I forgot to mention that there is only one product.