Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:47 2013 Optimize a model with 260 rows, 1590 columns and 6220 nonzeros Presolve removed 10 rows and 10 columns Presolve time: 0.01s Presolved: 250 rows, 1580 columns, 5710 nonzeros Variable types: 1520 continuous, 60 integer (60 binary) Root relaxation: objective 1.931845e+04, 131 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 19318.446870 19318.4469 0.0% - 0s Explored 0 nodes (131 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.931844686955e+04, best bound 1.931844686955e+04, gap 0.0%