Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:22:50 2012 Optimize a model with 86 rows, 305 columns and 305 nonzeros Model has 170 quadratic constraints Presolve removed 0 rows and 32 columns Presolve time: 0.99s Presolved: 86 rows, 273 columns, 273 nonzeros Variable types: 170 continuous, 103 integer (102 binary) Root relaxation: objective 0.000000e+00, 33 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 37.0000000 - - - 1s 0 0 0.00000 0 13 37.00000 0.00000 100% - 1s 0 0 0.00000 0 16 37.00000 0.00000 100% - 1s 0 0 0.00000 0 2 37.00000 0.00000 100% - 1s 0 2 0.00000 0 2 37.00000 0.00000 100% - 1s * 2 2 1 0.0000000 0.00000 0.0% 43.5 1s Cutting planes: Explored 3 nodes (861 simplex iterations) in 1.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0%