Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:53 2013 Optimize a model with 680 rows, 1022 columns and 1360 nonzeros Model has 340 quadratic constraints Presolve time: 0.00s Presolved: 680 rows, 1022 columns, 1360 nonzeros Presolved model has 340 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.020e+03 Factor NZ : 2.383e+03 Factor Ops : 8.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.85639363e+05 0.00000000e+00 2.84e-14 5.26e-01 2.88e+02 0s 1 5.83626503e+04 1.30179444e+04 2.23e-09 4.82e-05 4.45e+01 0s 2 4.57823951e+04 3.66953062e+04 1.05e-08 6.79e-06 8.91e+00 0s 3 4.16386607e+04 4.06303998e+04 1.50e-09 1.10e-06 9.88e-01 0s 4 4.10346575e+04 4.09833434e+04 6.06e-11 7.25e-08 5.03e-02 0s 5 4.10056514e+04 4.10036200e+04 2.92e-12 1.72e-09 1.99e-03 0s 6 4.10042999e+04 4.10041286e+04 6.15e-10 4.04e-09 1.68e-04 0s 7 4.10041960e+04 4.10041630e+04 1.40e-10 5.46e-11 3.24e-05 0s Barrier solved model in 7 iterations and 0.02 seconds Optimal objective 4.10041960e+04