[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Help-glpk] Callbacks for column generation

From: Andrew Makhorin
Subject: Re: [Help-glpk] Callbacks for column generation
Date: Thu, 10 Dec 2009 05:13:47 +0300

> Thanks, another question, can you get the final branch and bound tree
> after the mip is solved?, i could add columns in each node and then
> add to the initial relaxation and re-optimize.

The glpk mip solver does not keep fathomed nodes, so if the mip is
solved (to optimality), the final tree is empty.

reply via email to

[Prev in Thread] Current Thread [Next in Thread]