Gurobi 5.0.1 (linux64) logging started Fri Jan 18 04:03:23 2013 Optimize a model with 70 rows, 1265 columns and 3520 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.00s Presolved: 65 rows, 1260 columns, 2515 nonzeros Variable types: 1260 continuous, 0 integer (0 binary) Root relaxation: objective 9.876190e+03, 32 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 9876.18952 0 2 - 9876.18952 - - 0s 0 2 9876.18952 0 2 - 9876.18952 - - 0s * 21 9 11 9948.4086639 9918.07460 0.30% 3.4 0s * 35 3 8 9942.9596239 9942.93183 0.00% 2.5 0s Explored 36 nodes (121 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.942959623924e+03, best bound 9.942931827414e+03, gap 0.0003%