Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:15:36 2013

Optimize a model with 52 rows, 86 columns and 230 nonzeros
Presolve removed 51 rows and 67 columns
Presolve time: 0.00s
Presolved: 1 rows, 19 columns, 19 nonzeros
Variable types: 19 continuous, 0 integer (0 binary)

Root relaxation: objective 4.830743e+03, 1 iterations, 0.00 seconds

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

*    0     0               0    4830.7428612 4830.74286   0.0%     -    0s

Explored 0 nodes (1 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 4.830742861159e+03, best bound 4.830742861159e+03, gap 0.0%