Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:26:44 2013 Optimize a model with 28 rows, 1046 columns and 3088 nonzeros Presolve removed 22 rows and 23 columns Presolve time: 0.00s Presolved: 6 rows, 1023 columns, 2044 nonzeros Variable types: 1023 continuous, 0 integer (0 binary) Root relaxation: objective 5.737611e+03, 6 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 5737.61109 0 1 - 5737.61109 - - 0s 0 2 5737.61109 0 1 - 5737.61109 - - 0s * 17 3 9 5753.9380151 5753.93799 0.00% 1.1 0s Explored 18 nodes (25 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.753938015070e+03, best bound 5.753937991869e+03, gap 0.0000%