Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:53 2013 Optimize a model with 680 rows, 1022 columns and 1360 nonzeros Model has 340 quadratic constraints Presolve time: 0.00s Presolved: 680 rows, 1022 columns, 1360 nonzeros Presolved model has 340 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.020e+03 Factor NZ : 2.383e+03 Factor Ops : 8.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.83839137e+05 0.00000000e+00 2.84e-14 4.66e-01 2.87e+02 0s 1 5.68995215e+04 1.29138275e+04 6.23e-09 4.82e-05 4.31e+01 0s 2 4.68173039e+04 3.71268825e+04 2.51e-08 7.41e-06 9.50e+00 0s 3 4.17320670e+04 4.06555594e+04 2.51e-09 1.56e-06 1.06e+00 0s 4 4.08800869e+04 4.08558103e+04 1.02e-11 5.56e-08 2.38e-02 0s 5 4.08728710e+04 4.08698374e+04 1.31e-12 6.79e-09 2.97e-03 0s 6 4.08718722e+04 4.08704301e+04 1.21e-13 4.70e-09 1.41e-03 0s 7 4.08717577e+04 4.08712083e+04 1.85e-09 4.63e-09 5.39e-04 0s 8 4.08717425e+04 4.08714200e+04 2.97e-09 3.98e-09 3.16e-04 0s 9 4.08717360e+04 4.08717220e+04 4.10e-09 4.28e-09 1.37e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.08717360e+04