Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:20 2013

Optimize a model with 439 rows, 378 columns and 1476 nonzeros
Presolve removed 6 rows and 0 columns
Presolve time: 0.00s
Presolved: 433 rows, 378 columns, 1470 nonzeros
Variable types: 372 continuous, 6 integer (6 binary)

Root relaxation: objective 1.368118e+04, 131 iterations, 0.00 seconds

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

     0     0 13681.1759    0    3          - 13681.1759     -      -    0s
H    0     0                    13740.000000 13681.1759  0.43%     -    0s
     0     0     cutoff    0      13740.0000 13740.0000   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Implied bound: 3

Explored 0 nodes (138 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.374000000000e+04, best bound 1.374000000000e+04, gap 0.0%