Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:16:09 2012 Optimize a model with 46 rows, 179 columns and 179 nonzeros Model has 90 quadratic constraints Presolve removed 0 rows and 32 columns Presolve time: 0.53s Presolved: 46 rows, 147 columns, 147 nonzeros Variable types: 90 continuous, 57 integer (56 binary) Root relaxation: objective 0.000000e+00, 19 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 15.0000000 - - - 0s 0 0 0.00000 0 2 15.00000 0.00000 100% - 0s 0 0 0.00000 0 7 15.00000 0.00000 100% - 0s 0 0 0.00000 0 2 15.00000 0.00000 100% - 0s H 0 0 1.0000000 0.00000 100% - 0s 0 2 0.00000 0 2 1.00000 0.00000 100% - 0s * 1 1 1 0.0000000 0.00000 0.0% 15.0 0s Cutting planes: Explored 2 nodes (309 simplex iterations) in 0.54 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%