Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:50:50 2012 Optimize a model with 193 rows, 563 columns and 563 nonzeros Model has 384 quadratic constraints Presolve removed 0 rows and 23 columns Presolve time: 2.24s Presolved: 193 rows, 540 columns, 540 nonzeros Variable types: 384 continuous, 156 integer (155 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 0 101.0000000 - - - 2s 0 0 0.00000 0 11 101.00000 0.00000 100% - 2s 0 0 0.00000 0 5 101.00000 0.00000 100% - 2s 0 0 0.00000 0 95 101.00000 0.00000 100% - 2s 0 2 0.00000 0 94 101.00000 0.00000 100% - 2s * 28 24 23 12.0000000 2.10000 82.5% 35.5 2s * 944 128 34 11.0000000 7.00000 36.4% 23.6 3s Explored 1056 nodes (27381 simplex iterations) in 4.12 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.100000000000e+01, best bound 1.100000000000e+01, gap 0.0%