Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:27 2013 Optimize a model with 6048 rows, 5808 columns and 23088 nonzeros Presolve removed 24 rows and 0 columns Presolve time: 0.03s Presolved: 6024 rows, 5808 columns, 23064 nonzeros Variable types: 5784 continuous, 24 integer (24 binary) Root relaxation: objective 2.445035e+04, 909 iterations, 0.06 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 24450.3497 0 15 - 24450.3497 - - 0s H 0 0 26578.000000 24450.3497 8.01% - 0s 0 0 26351.3000 0 1 26578.0000 26351.3000 0.85% - 0s H 0 0 26414.000000 26351.3000 0.24% - 0s H 0 0 26376.000000 26351.3000 0.09% - 0s * 0 0 0 26359.000000 26359.0000 0.0% - 0s Cutting planes: Implied bound: 15 Explored 0 nodes (1149 simplex iterations) in 0.23 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.635900000000e+04, best bound 2.635900000000e+04, gap 0.0%