Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:54 2013 Optimize a model with 720 rows, 1082 columns and 1440 nonzeros Model has 360 quadratic constraints Presolve time: 0.00s Presolved: 720 rows, 1082 columns, 1440 nonzeros Presolved model has 360 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.080e+03 Factor NZ : 2.523e+03 Factor Ops : 9.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.04697698e+05 0.00000000e+00 2.84e-14 5.38e-01 2.91e+02 0s 1 6.27332765e+04 1.39452717e+04 8.42e-09 4.89e-05 4.52e+01 0s 2 4.89409381e+04 3.89519303e+04 9.16e-10 7.38e-06 9.25e+00 0s 3 4.43016247e+04 4.33488921e+04 1.05e-09 1.13e-06 8.82e-01 0s 4 4.37007954e+04 4.36633295e+04 9.78e-12 8.40e-08 3.47e-02 0s 5 4.36906611e+04 4.36874397e+04 1.78e-13 8.78e-09 2.98e-03 0s 6 4.36902846e+04 4.36894168e+04 5.68e-14 2.24e-09 8.04e-04 0s 7 4.36900846e+04 4.36896245e+04 3.55e-14 1.49e-09 4.26e-04 0s 8 4.36900596e+04 4.36897407e+04 1.25e-09 9.42e-10 2.95e-04 0s 9 4.36900435e+04 4.36899716e+04 1.62e-09 3.06e-09 6.66e-05 0s 10 4.36900284e+04 4.36900089e+04 3.27e-10 8.96e-10 1.80e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 4.36900284e+04