Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:21:38 2012 Optimize a model with 75 rows, 277 columns and 277 nonzeros Model has 148 quadratic constraints Presolve removed 0 rows and 31 columns Presolve time: 0.86s Presolved: 75 rows, 246 columns, 246 nonzeros Variable types: 148 continuous, 98 integer (97 binary) Root relaxation: objective 0.000000e+00, 29 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 35.0000000 - - - 0s 0 0 0.00000 0 15 35.00000 0.00000 100% - 0s * 0 0 0 0.0000000 0.00000 0.0% - 0s Cutting planes: Gomory: 15 Explored 0 nodes (311 simplex iterations) in 0.88 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%