Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:15 2013 Optimize a model with 180 rows, 1060 columns and 2170 nonzeros Presolve removed 40 rows and 30 columns Presolve time: 0.00s Presolved: 140 rows, 1030 columns, 2090 nonzeros Variable types: 1020 continuous, 10 integer (10 binary) Root relaxation: objective 2.337984e+04, 113 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 23379.8401 0 1 - 23379.8401 - - 0s H 0 0 23510.903825 23379.8401 0.56% - 0s 0 0 23504.5374 0 1 23510.9038 23504.5374 0.03% - 0s 0 0 23510.2754 0 1 23510.9038 23510.2754 0.00% - 0s Explored 0 nodes (155 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.351090382540e+04, best bound 2.351027541025e+04, gap 0.0027%