[Help-glpk] Re: Branch and Bound trace

[Andrew Makhorin]

>Would it be possible to get some trace information of the Branch and
>Bound algorithm ? I would like to use this trace to plot the search tree
>explored by the algorithm.
>Do you know whether it is possible ?

Yes, it is possible. You need to include corresponding code to the
internal routine appl_proc (file glplpx6c.c) which is called from the
mip driver at certain points of optimization process. The second
parameter is a pointer to the main data structure (MIPTREE).