Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 120 rows, 182 columns and 240 nonzeros Model has 60 quadratic constraints Presolve time: 0.00s Presolved: 120 rows, 182 columns, 240 nonzeros Presolved model has 60 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 3.600e+03 Factor NZ : 6.361e+03 Factor Ops : 4.205e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.50150106e+04 0.00000000e+00 1.71e-13 4.06e-01 2.59e+02 0s 1 9.25987683e+03 2.26782429e+03 1.62e-09 5.49e-05 3.88e+01 0s 2 7.73760077e+03 6.09022016e+03 3.62e-09 1.45e-05 9.15e+00 0s 3 6.86580571e+03 6.72319932e+03 8.10e-10 1.39e-06 7.92e-01 0s 4 6.76087338e+03 6.74551529e+03 1.08e-10 7.60e-08 8.53e-02 0s 5 6.75012783e+03 6.74556283e+03 2.96e-11 6.70e-08 2.54e-02 0s 6 6.74627787e+03 6.74597225e+03 1.73e-12 8.72e-09 1.70e-03 0s 7 6.74610096e+03 6.74604289e+03 3.41e-13 1.48e-09 3.23e-04 0s 8 6.74607013e+03 6.74606164e+03 1.75e-09 4.88e-10 4.72e-05 0s 9 6.74606603e+03 6.74606278e+03 6.44e-10 1.86e-10 1.81e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 6.74606603e+03