Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:10 2013 Optimize a model with 2600 rows, 2550 columns and 10050 nonzeros Presolve removed 50 rows and 1 columns Presolve time: 0.01s Presolved: 2550 rows, 2549 columns, 9949 nonzeros Variable types: 2500 continuous, 49 integer (49 binary) Root relaxation: objective 8.258295e+05, 153 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 825829.512 0 1 - 825829.512 - - 0s H 0 0 826124.71250 825829.512 0.04% - 0s 0 0 cutoff 0 826124.712 826124.712 0.0% - 0s Explored 0 nodes (154 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.261247125000e+05, best bound 8.261247125000e+05, gap 0.0%