Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:53:01 2013 Optimize a model with 297 rows, 7317 columns and 14607 nonzeros Presolve time: 0.01s Presolved: 297 rows, 7317 columns, 14607 nonzeros Variable types: 7290 continuous, 27 integer (27 binary) Root relaxation: objective 2.635251e+04, 358 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 26352.5123 0 8 - 26352.5123 - - 0s H 0 0 26970.000000 26352.5123 2.29% - 0s 0 0 26628.7867 0 3 26970.0000 26628.7867 1.27% - 0s H 0 0 26793.346154 26628.7867 0.61% - 0s H 0 0 26703.000000 26628.7867 0.28% - 0s 0 0 26635.1194 0 2 26703.0000 26635.1194 0.25% - 0s H 0 0 26673.000000 26635.1194 0.14% - 0s 0 0 26635.5911 0 2 26673.0000 26635.5911 0.14% - 0s 0 0 26635.8462 0 1 26673.0000 26635.8462 0.14% - 0s 0 0 26635.8462 0 1 26673.0000 26635.8462 0.14% - 0s 0 2 26636.5366 0 1 26673.0000 26636.5366 0.14% - 0s * 4 0 3 26651.000000 26651.0000 0.0% 7.0 0s Cutting planes: Implied bound: 32 Flow cover: 2 Explored 5 nodes (489 simplex iterations) in 0.11 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.665100000000e+04, best bound 2.665100000000e+04, gap 0.0%