Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:25 2013 Optimize a model with 320 rows, 1010 columns and 2505 nonzeros Presolve removed 10 rows and 15 columns Presolve time: 0.02s Presolved: 310 rows, 995 columns, 1990 nonzeros Variable types: 750 continuous, 245 integer (245 binary) Root relaxation: objective 9.876190e+03, 42 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 1 - 9876.18952 - - 0s 0 0 9878.14101 0 3 - 9878.14101 - - 0s 0 0 9878.40586 0 3 - 9878.40586 - - 0s H 0 0 10196.910811 9878.40586 3.12% - 0s 0 2 9882.96537 0 3 10196.9108 9882.96537 3.08% - 0s * 16 14 12 9942.9596239 9916.99417 0.26% 1.4 0s Cutting planes: Gomory: 1 Flow cover: 4 Explored 54 nodes (210 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.942959623924e+03, best bound 9.942959623924e+03, gap 0.0%