Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:56 2013 Optimize a model with 760 rows, 1142 columns and 1520 nonzeros Model has 380 quadratic constraints Presolve time: 0.00s Presolved: 760 rows, 1142 columns, 1520 nonzeros Presolved model has 380 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.140e+03 Factor NZ : 2.663e+03 Factor Ops : 9.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.22760100e+05 0.00000000e+00 2.84e-14 4.95e-01 2.93e+02 0s 1 6.62321110e+04 1.41330122e+04 2.83e-09 5.06e-05 4.57e+01 0s 2 5.04378261e+04 4.01994143e+04 1.03e-08 6.58e-06 8.98e+00 0s 3 4.59155017e+04 4.51418249e+04 7.61e-09 1.03e-06 6.79e-01 0s 4 4.52598694e+04 4.52295227e+04 1.20e-10 8.61e-08 2.66e-02 0s 5 4.52487595e+04 4.52473576e+04 4.66e-12 4.29e-09 1.23e-03 0s 6 4.52482788e+04 4.52479531e+04 2.63e-13 1.42e-09 2.86e-04 0s 7 4.52482537e+04 4.52480945e+04 1.07e-13 7.40e-10 1.40e-04 0s 8 4.52482487e+04 4.52482108e+04 3.48e-13 1.72e-10 3.32e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.52482487e+04