Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:19:31 2012

Optimize a model with 88 rows, 236 columns and 236 nonzeros
Model has 174 quadratic constraints
Presolve removed 0 rows and 3 columns
Presolve time: 1.01s
Presolved: 88 rows, 233 columns, 233 nonzeros
Variable types: 174 continuous, 59 integer (58 binary)

Root relaxation: objective 0.000000e+00, 29 iterations, 0.00 seconds

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

H    0     0                      41.0000000          -     -      -    1s
     0     0    0.00000    0   41   41.00000    0.00000   100%     -    1s
     0     0    0.15294    0   51   41.00000    0.15294   100%     -    1s
     0     2    0.18333    0   51   41.00000    0.18333   100%     -    1s
*   21    21              14      16.0000000    2.14444  86.6%  35.0    1s
H   48    35                      14.0000000    2.18846  84.4%  25.1    1s
*   94    48              11      12.0000000    3.07500  74.4%  22.2    1s

Cutting planes:
  Gomory: 1

Explored 491 nodes (8495 simplex iterations) in 1.23 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.200000000000e+01, best bound 1.200000000000e+01, gap 0.0%