Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:25:45 2012 Optimize a model with 125 rows, 395 columns and 395 nonzeros Model has 248 quadratic constraints Presolve removed 0 rows and 29 columns Presolve time: 1.45s Presolved: 125 rows, 366 columns, 366 nonzeros Variable types: 248 continuous, 118 integer (117 binary) Root relaxation: objective 0.000000e+00, 45 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 66.0000000 - - - 1s 0 0 0.00000 0 2 66.00000 0.00000 100% - 1s 0 0 0.00000 0 3 66.00000 0.00000 100% - 1s 0 0 0.00000 0 44 66.00000 0.00000 100% - 1s 0 2 0.00000 0 39 66.00000 0.00000 100% - 1s * 23 23 20 6.0000000 0.23077 96.2% 28.5 1s * 85 23 5 5.0000000 0.42857 91.4% 22.3 1s H 180 35 5.0000000 3.17073 36.6% 14.7 1s Cutting planes: Explored 444 nodes (5257 simplex iterations) in 1.63 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 4.999999999219e+00, best bound 4.999999999219e+00, gap 0.0%