Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:12 2013 Optimize a model with 5543 rows, 5313 columns and 21183 nonzeros Presolve removed 618 rows and 0 columns Presolve time: 0.03s Presolved: 4925 rows, 5313 columns, 19947 nonzeros Variable types: 5290 continuous, 23 integer (23 binary) Root relaxation: objective 2.511050e+04, 625 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 25110.5000 0 1 - 25110.5000 - - 0s H 0 0 25123.000000 25110.5000 0.05% - 0s 0 0 25110.5834 0 2 25123.0000 25110.5834 0.05% - 0s 0 0 25116.5000 0 1 25123.0000 25116.5000 0.03% - 0s H 0 0 25120.000000 25116.5000 0.01% - 0s 0 0 25116.5000 0 1 25120.0000 25116.5000 0.01% - 0s 0 0 25116.5000 0 1 25120.0000 25116.5000 0.01% - 0s 0 0 25117.7000 0 1 25120.0000 25117.7000 0.01% - 0s Cutting planes: Gomory: 2 Explored 0 nodes (932 simplex iterations) in 0.19 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.512000000000e+04, best bound 2.511770000000e+04, gap 0.0092%