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 2.99289730e+05 0.00000000e+00 2.84e-14 4.61e-01 2.86e+02 0s 1 5.99436067e+04 1.35717786e+04 4.19e-09 4.85e-05 4.29e+01 0s 2 4.92163363e+04 3.89567181e+04 7.66e-09 7.65e-06 9.50e+00 0s 3 4.37831731e+04 4.26914229e+04 1.15e-09 1.69e-06 1.01e+00 0s 4 4.29509117e+04 4.29189790e+04 2.09e-11 2.37e-08 2.96e-02 0s 5 4.29380520e+04 4.29339216e+04 2.10e-12 3.48e-09 3.82e-03 0s 6 4.29369293e+04 4.29353510e+04 5.83e-13 1.53e-09 1.46e-03 0s 7 4.29367026e+04 4.29357345e+04 3.13e-13 9.97e-10 8.96e-04 0s 8 4.29365225e+04 4.29360313e+04 5.09e-12 5.74e-10 4.55e-04 0s 9 4.29364639e+04 4.29363736e+04 2.66e-09 4.82e-09 8.36e-05 0s 10 4.29364503e+04 4.29364227e+04 1.30e-09 7.89e-10 2.56e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 4.29364503e+04