Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:59 2013 Optimize a model with 840 rows, 1262 columns and 1680 nonzeros Model has 420 quadratic constraints Presolve time: 0.00s Presolved: 840 rows, 1262 columns, 1680 nonzeros Presolved model has 420 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+03 Factor NZ : 2.943e+03 Factor Ops : 1.050e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.46678035e+05 0.00000000e+00 2.84e-14 4.49e-01 2.85e+02 0s 1 6.85027714e+04 1.39725550e+04 5.76e-09 4.98e-05 4.33e+01 0s 2 5.17576098e+04 4.11278942e+04 1.36e-08 6.47e-06 8.44e+00 0s 3 4.71724965e+04 4.58306674e+04 6.46e-09 1.35e-06 1.06e+00 0s 4 4.64358048e+04 4.63688354e+04 2.73e-10 7.82e-08 5.32e-02 0s 5 4.64028390e+04 4.63869439e+04 1.61e-11 3.37e-08 1.26e-02 0s 6 4.64003100e+04 4.63929095e+04 2.77e-13 1.85e-08 5.87e-03 0s 7 4.64002267e+04 4.63981427e+04 2.48e-09 3.89e-09 1.65e-03 0s 8 4.64001633e+04 4.63997169e+04 4.56e-09 2.29e-09 3.54e-04 0s 9 4.64001255e+04 4.64000830e+04 4.10e-09 4.09e-09 3.38e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.64001255e+04