Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:10 2013 Optimize a model with 48 rows, 182 columns and 742 nonzeros Presolve removed 22 rows and 71 columns Presolve time: 0.00s Presolved: 26 rows, 111 columns, 620 nonzeros Variable types: 101 continuous, 10 integer (10 binary) Root relaxation: objective 5.737611e+03, 12 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 3 - 5737.61109 - - 0s 0 0 5743.94732 0 5 - 5743.94732 - - 0s 0 0 5744.22967 0 5 - 5744.22967 - - 0s 0 0 5744.24000 0 5 - 5744.24000 - - 0s 0 0 5744.25426 0 5 - 5744.25426 - - 0s * 0 0 0 5753.8696638 5753.86966 0.0% - 0s Cutting planes: Gomory: 1 Implied bound: 1 Flow cover: 2 Explored 0 nodes (43 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.753869663829e+03, best bound 5.753869663829e+03, gap 0.0%