Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:24 2013 Optimize a model with 2128 rows, 1988 columns and 7868 nonzeros Presolve removed 14 rows and 0 columns Presolve time: 0.01s Presolved: 2114 rows, 1988 columns, 7854 nonzeros Variable types: 1974 continuous, 14 integer (14 binary) Root relaxation: objective 1.764292e+04, 293 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 17642.9177 0 7 - 17642.9177 - - 0s H 0 0 18126.000000 17642.9177 2.67% - 0s H 0 0 17963.000000 17642.9177 1.78% - 0s * 0 0 0 17956.000000 17956.0000 0.0% - 0s Cutting planes: Gomory: 7 Implied bound: 7 Explored 0 nodes (333 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.795600000000e+04, best bound 1.795600000000e+04, gap 0.0%