Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:10:09 2012 Optimize a model with 48 rows, 134 columns and 134 nonzeros Model has 94 quadratic constraints Presolve removed 0 rows and 4 columns Presolve time: 0.55s Presolved: 48 rows, 130 columns, 130 nonzeros Variable types: 94 continuous, 36 integer (35 binary) Root relaxation: objective 0.000000e+00, 20 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 22.0000000 - - - 0s 0 0 0.00000 0 26 22.00000 0.00000 100% - 0s 0 0 0.07452 0 32 22.00000 0.07452 100% - 0s 0 2 0.23077 0 32 22.00000 0.23077 99.0% - 0s * 10 10 7 6.0000000 1.40625 76.6% 24.9 0s * 76 9 7 5.0000000 3.00000 40.0% 11.9 0s Cutting planes: Gomory: 2 Explored 96 nodes (1333 simplex iterations) in 0.58 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%