Efrain Ruiz
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Latest activity by Efrain Ruiz
Efrain Ruiz commented,
I have just found how to do it using a callback. You have to use if (where ==GRB_CB_MIPNODE && getIntInfo(GRB_CB_MIPNODE_STATUS) == GRB_OPTIMAL) to find out if the node is optimal for the LR of th...

Efrain Ruiz commented,
Sorry, I was not clear enough I want to retrieve the value of the variables of the best lower bound solution, not the value of the objective function.

Efrain Ruiz created a post,
Is it possible to retrieve the best (lower) bound of a MILP problem that did not reach the optimal solution?
AnsweredI have a MILP model, which I solve using time_limit. Many times the optimal solution is not reached. I can retrieve the incumbent solution, but I want to retrieve the fractional solution of the bes...