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 2.89834446e+05 0.00000000e+00 2.84e-14 4.40e-01 2.78e+02 0s 1 6.12596368e+04 1.26122073e+04 6.03e-09 5.33e-05 4.50e+01 0s 2 4.52161202e+04 3.50892961e+04 2.19e-09 8.04e-06 9.38e+00 0s 3 4.04856609e+04 3.94568139e+04 2.93e-09 1.48e-06 9.53e-01 0s 4 4.00869674e+04 4.00564565e+04 5.03e-10 9.64e-08 2.83e-02 0s 5 4.00756511e+04 4.00730266e+04 4.81e-11 7.48e-09 2.43e-03 0s 6 4.00746946e+04 4.00742052e+04 9.45e-12 1.22e-09 4.53e-04 0s 7 4.00744592e+04 4.00744210e+04 6.15e-13 1.16e-10 3.54e-05 0s Barrier solved model in 7 iterations and 0.02 seconds Optimal objective 4.00744592e+04