Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:20:24 2012 Optimize a model with 92 rows, 304 columns and 304 nonzeros Model has 182 quadratic constraints Presolve removed 0 rows and 34 columns Presolve time: 1.06s Presolved: 92 rows, 270 columns, 270 nonzeros Variable types: 182 continuous, 88 integer (87 binary) Root relaxation: objective 0.000000e+00, 35 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 48.0000000 - - - 1s 0 0 0.00000 0 6 48.00000 0.00000 100% - 1s 0 0 0.00000 0 6 48.00000 0.00000 100% - 1s 0 0 0.00000 0 26 48.00000 0.00000 100% - 1s 0 2 0.00000 0 25 48.00000 0.00000 100% - 1s H 8 8 2.0000000 0.22222 88.9% 47.6 1s H 99 24 2.0000000 1.12500 43.7% 9.5 1s Cutting planes: Explored 147 nodes (1965 simplex iterations) in 1.13 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.999999999310e+00, best bound 1.999999999310e+00, gap 0.0%