Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:38 2013 Optimize a model with 85 rows, 553 columns and 1099 nonzeros Presolve time: 0.00s Presolved: 85 rows, 553 columns, 1099 nonzeros Variable types: 546 continuous, 7 integer (7 binary) Root relaxation: objective 9.939888e+03, 18 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 9939.88805 0 2 - 9939.88805 - - 0s H 0 0 9957.0000000 9939.88805 0.17% - 0s 0 0 cutoff 0 9957.00000 9957.00000 0.0% - 0s Explored 0 nodes (21 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.957000000000e+03, best bound 9.957000000000e+03, gap 0.0%