Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:54:58 2013

Optimize a model with 11286 rows, 10956 columns and 43626 nonzeros
Presolve removed 33 rows and 0 columns
Presolve time: 0.05s
Presolved: 11253 rows, 10956 columns, 43593 nonzeros
Variable types: 10923 continuous, 33 integer (33 binary)

Root relaxation: objective 3.585612e+04, 2223 iterations, 0.32 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 35856.1196    0   30          - 35856.1196     -      -    0s
H    0     0                    41725.000000 35856.1196  14.1%     -    0s
     0     0 40177.2308    0    1 41725.0000 40177.2308  3.71%     -    0s
H    0     0                    40916.769231 40177.2308  1.81%     -    0s
H    0     0                    40761.000000 40177.2308  1.43%     -    0s
H    0     0                    40196.000000 40177.2308  0.05%     -    0s
     0     0 40193.3525    0    2 40196.0000 40193.3525  0.01%     -    0s

Cutting planes:
  Implied bound: 27

Explored 0 nodes (3046 simplex iterations) in 0.93 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 4.019600000000e+04, best bound 4.019335250000e+04, gap 0.0066%