Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:55 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 3.04290057e+05 0.00000000e+00 2.84e-14 4.95e-01 2.90e+02 0s 1 6.10715331e+04 1.25280413e+04 4.59e-09 5.03e-05 4.49e+01 0s 2 4.77977531e+04 3.62608368e+04 6.01e-09 6.49e-06 1.07e+01 0s 3 4.21095314e+04 4.09131002e+04 3.66e-09 1.02e-06 1.11e+00 0s 4 4.10502371e+04 4.09919164e+04 4.54e-11 2.91e-07 5.40e-02 0s 5 4.10337923e+04 4.10235255e+04 1.22e-11 3.22e-08 9.51e-03 0s 6 4.10286206e+04 4.10266714e+04 1.96e-12 6.82e-09 1.80e-03 0s 7 4.10279075e+04 4.10272337e+04 2.58e-09 7.56e-09 6.24e-04 0s 8 4.10277117e+04 4.10275394e+04 9.85e-10 9.22e-10 1.60e-04 0s 9 4.10275999e+04 4.10275861e+04 4.05e-10 1.30e-09 1.28e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.10275999e+04