> 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. _______________________________________________ Help-glpk mailing list Help-glpk@gnu.org http://lists.gnu.org/mailman/listinfo/help-glpk