Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:16 2013 Optimize a model with 132 rows, 1452 columns and 2892 nonzeros Presolve time: 0.00s Presolved: 132 rows, 1452 columns, 2892 nonzeros Variable types: 1440 continuous, 12 integer (12 binary) Root relaxation: objective 1.294537e+04, 62 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 12945.3723 0 3 - 12945.3723 - - 0s H 0 0 13015.000000 12945.3723 0.53% - 0s H 0 0 12964.000000 12945.3723 0.14% - 0s 0 0 12961.3333 0 1 12964.0000 12961.3333 0.02% - 0s Cutting planes: Implied bound: 3 Flow cover: 2 Explored 0 nodes (75 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.296400000000e+04, best bound 1.296400000000e+04, gap 0.0%