Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:47 2013 Optimize a model with 480 rows, 722 columns and 960 nonzeros Model has 240 quadratic constraints Presolve time: 0.00s Presolved: 480 rows, 722 columns, 960 nonzeros Presolved model has 240 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.200e+02 Factor NZ : 1.683e+03 Factor Ops : 6.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.10982587e+05 0.00000000e+00 2.84e-14 5.10e-01 3.02e+02 0s 1 4.03664509e+04 8.66047364e+03 3.47e-09 5.22e-05 4.40e+01 0s 2 3.14183373e+04 2.53308771e+04 3.02e-09 9.00e-06 8.45e+00 0s 3 2.90708705e+04 2.80628489e+04 1.66e-09 2.42e-06 1.40e+00 0s 4 2.83722264e+04 2.83292663e+04 6.99e-10 3.99e-07 5.97e-02 0s 5 2.83588673e+04 2.83576830e+04 3.01e-10 2.69e-08 1.64e-03 0s 6 2.83583904e+04 2.83578396e+04 1.58e-10 1.28e-09 7.65e-04 0s 7 2.83579810e+04 2.83578675e+04 1.11e-09 1.60e-09 1.58e-04 0s 8 2.83579421e+04 2.83578750e+04 6.79e-10 4.19e-10 9.31e-05 0s 9 2.83579226e+04 2.83578768e+04 4.68e-10 2.47e-10 6.36e-05 0s 10 2.83578992e+04 2.83578810e+04 1.81e-10 4.37e-11 2.53e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 2.83578992e+04