Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:33 2013 Optimize a model with 70 rows, 515 columns and 1270 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.00s Presolved: 65 rows, 510 columns, 1015 nonzeros Variable types: 510 continuous, 0 integer (0 binary) Root relaxation: objective 1.174557e+04, 39 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 11745.5748 0 1 - 11745.5748 - - 0s 0 2 11745.5748 0 1 - 11745.5748 - - 0s * 11 3 6 11779.400058 11779.3090 0.00% 1.8 0s Explored 12 nodes (59 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.177940005794e+04, best bound 1.177930903858e+04, gap 0.0008%