Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:25 2013 Optimize a model with 264 rows, 5784 columns and 11544 nonzeros Presolve time: 0.01s Presolved: 264 rows, 5784 columns, 11544 nonzeros Variable types: 5760 continuous, 24 integer (24 binary) Root relaxation: objective 2.228826e+04, 283 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 22288.2578 0 7 - 22288.2578 - - 0s H 0 0 23000.000000 22288.2578 3.09% - 0s H 0 0 22471.000000 22288.2578 0.81% - 0s 0 0 22422.1182 0 4 22471.0000 22422.1182 0.22% - 0s 0 0 22431.0619 0 5 22471.0000 22431.0619 0.18% - 0s 0 0 22435.6126 0 4 22471.0000 22435.6126 0.16% - 0s 0 0 22436.3692 0 6 22471.0000 22436.3692 0.15% - 0s 0 0 22436.9797 0 4 22471.0000 22436.9797 0.15% - 0s 0 0 22436.9797 0 4 22471.0000 22436.9797 0.15% - 0s 0 0 22436.9797 0 4 22471.0000 22436.9797 0.15% - 0s 0 0 22441.3151 0 3 22471.0000 22441.3151 0.13% - 0s H 0 0 22468.000000 22441.3151 0.12% - 0s 0 0 22441.3151 0 6 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 3 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 4 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 3 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 4 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 3 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 4 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 3 22468.0000 22441.3151 0.12% - 0s 0 0 22441.3151 0 3 22468.0000 22441.3151 0.12% - 0s 0 0 22441.4507 0 4 22468.0000 22441.4507 0.12% - 0s 0 0 22462.6000 0 1 22468.0000 22462.6000 0.02% - 0s H 0 0 22464.000000 22462.6000 0.01% - 0s Cutting planes: Implied bound: 34 Flow cover: 1 Explored 0 nodes (759 simplex iterations) in 0.19 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.246400000000e+04, best bound 2.246260000000e+04, gap 0.0062%