Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:11:47 2012 Optimize a model with 76 rows, 201 columns and 201 nonzeros Model has 150 quadratic constraints Presolve removed 0 rows and 1 columns Presolve time: 0.88s Presolved: 76 rows, 200 columns, 200 nonzeros Variable types: 150 continuous, 50 integer (49 binary) Root relaxation: objective 0.000000e+00, 24 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 39.0000000 - - - 0s 0 0 0.00000 0 26 39.00000 0.00000 100% - 0s 0 0 0.00000 0 6 39.00000 0.00000 100% - 0s 0 0 0.00000 0 45 39.00000 0.00000 100% - 0s 0 2 0.00000 0 44 39.00000 0.00000 100% - 0s * 26 24 15 14.0000000 3.23077 76.9% 26.3 0s H 49 34 13.0000000 3.42857 73.6% 20.5 0s * 63 25 8 10.0000000 3.87097 61.3% 20.9 0s Cutting planes: Explored 128 nodes (2980 simplex iterations) in 0.96 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%