Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:19 2013 Optimize a model with 14 rows, 63 columns and 174 nonzeros Presolve removed 12 rows and 12 columns Presolve time: 0.00s Presolved: 2 rows, 51 columns, 100 nonzeros Variable types: 51 continuous, 0 integer (0 binary) Root relaxation: objective 3.279316e+03, 1 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 3279.31602 0 1 - 3279.31602 - - 0s 0 2 3279.31602 0 1 - 3279.31602 - - 0s * 11 1 6 3292.3234963 3292.29418 0.00% 0.5 0s Explored 12 nodes (7 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.292323496317e+03, best bound 3.292294176762e+03, gap 0.0009%