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 2.97496532e+05 0.00000000e+00 2.84e-14 4.47e-01 2.86e+02 0s 1 5.86475139e+04 1.20777494e+04 2.35e-09 4.96e-05 4.31e+01 0s 2 4.44515883e+04 3.54220321e+04 9.48e-09 8.64e-06 8.36e+00 0s 3 4.05982014e+04 3.94906827e+04 2.61e-09 1.53e-06 1.03e+00 0s 4 3.99819350e+04 3.99126344e+04 1.73e-10 7.65e-08 6.42e-02 0s 5 3.99370585e+04 3.99301806e+04 1.12e-11 1.24e-08 6.37e-03 0s 6 3.99340985e+04 3.99329115e+04 1.50e-09 2.11e-09 1.10e-03 0s 7 3.99338037e+04 3.99336565e+04 3.93e-09 1.46e-10 1.36e-04 0s 8 3.99337067e+04 3.99336799e+04 7.85e-10 2.37e-12 2.48e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 3.99337067e+04