Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:27:16 2012 Optimize a model with 115 rows, 380 columns and 380 nonzeros Model has 228 quadratic constraints Presolve removed 0 rows and 24 columns Presolve time: 1.33s Presolved: 115 rows, 356 columns, 356 nonzeros Variable types: 228 continuous, 128 integer (127 binary) Root relaxation: objective 0.000000e+00, 43 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 62.0000000 - - - 1s 0 0 0.00000 0 8 62.00000 0.00000 100% - 1s 0 0 0.00000 0 35 62.00000 0.00000 100% - 1s 0 0 0.00000 0 40 62.00000 0.00000 100% - 1s 0 2 0.00000 0 40 62.00000 0.00000 100% - 1s * 4 4 2 1.0000000 0.06780 93.2% 79.2 1s Cutting planes: Explored 22 nodes (1303 simplex iterations) in 1.38 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%