Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:33:23 2012 Optimize a model with 109 rows, 375 columns and 375 nonzeros Model has 216 quadratic constraints Presolve removed 0 rows and 43 columns Presolve time: 1.26s Presolved: 109 rows, 332 columns, 332 nonzeros Variable types: 216 continuous, 116 integer (115 binary) Root relaxation: objective 0.000000e+00, 41 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 52.0000000 - - - 1s 0 0 0.00000 0 12 52.00000 0.00000 100% - 1s 0 0 0.00000 0 37 52.00000 0.00000 100% - 1s 0 0 0.00000 0 2 52.00000 0.00000 100% - 1s 0 2 0.00000 0 16 52.00000 0.00000 100% - 1s * 18 18 16 4.0000000 0.00000 100% 31.1 1s H 27 21 2.0000000 0.00000 100% 21.3 1s * 63 9 3 1.0000000 0.01852 98.1% 12.3 1s Cutting planes: Explored 122 nodes (1795 simplex iterations) in 1.35 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%