Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:03 2013 Optimize a model with 940 rows, 1412 columns and 1880 nonzeros Model has 470 quadratic constraints Presolve time: 0.00s Presolved: 940 rows, 1412 columns, 1880 nonzeros Presolved model has 470 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+03 Factor NZ : 3.293e+03 Factor Ops : 1.176e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.99520359e+05 0.00000000e+00 2.84e-14 4.94e-01 2.93e+02 0s 1 8.16498699e+04 1.71920518e+04 8.81e-09 5.09e-05 4.57e+01 0s 2 6.19734442e+04 4.92071638e+04 4.11e-09 6.79e-06 9.05e+00 0s 3 5.66151775e+04 5.53500531e+04 1.27e-09 4.08e-07 8.97e-01 0s 4 5.54988994e+04 5.54752378e+04 6.76e-10 4.50e-08 1.68e-02 0s 5 5.54872080e+04 5.54863736e+04 3.29e-11 9.19e-10 5.92e-04 0s 6 5.54867149e+04 5.54865542e+04 1.47e-09 1.97e-09 1.14e-04 0s 7 5.54866457e+04 5.54865828e+04 3.67e-10 1.12e-09 4.46e-05 0s 8 5.54866333e+04 5.54866140e+04 1.72e-10 2.20e-10 1.37e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 5.54866333e+04