Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:52:16 2012 Optimize a model with 197 rows, 574 columns and 574 nonzeros Model has 392 quadratic constraints Presolve removed 0 rows and 17 columns Presolve time: 2.29s Presolved: 197 rows, 557 columns, 557 nonzeros Variable types: 392 continuous, 165 integer (164 binary) Root relaxation: objective 0.000000e+00, 69 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 95.0000000 - - - 2s 0 0 0.00000 0 2 95.00000 0.00000 100% - 2s 0 0 0.00000 0 2 95.00000 0.00000 100% - 2s 0 0 0.00000 0 77 95.00000 0.00000 100% - 2s 0 2 0.00000 0 77 95.00000 0.00000 100% - 2s H 16 16 14.0000000 2.00000 85.7% 104 2s H 99 49 13.0000000 2.70588 79.2% 26.4 2s * 99 31 19 10.0000000 2.70588 72.9% 26.4 2s 1404 12 cutoff 52 10.00000 9.83333 1.67% 19.3 5s Explored 1419 nodes (28655 simplex iterations) in 5.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0%