Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:46 2013 Optimize a model with 420 rows, 632 columns and 840 nonzeros Model has 210 quadratic constraints Presolve time: 0.00s Presolved: 420 rows, 632 columns, 840 nonzeros Presolved model has 210 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.300e+02 Factor NZ : 1.473e+03 Factor Ops : 5.255e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.71243938e+05 0.00000000e+00 2.84e-14 4.55e-01 2.82e+02 0s 1 3.52966184e+04 7.51799599e+03 1.58e-09 5.39e-05 4.41e+01 0s 2 2.69137346e+04 2.10316410e+04 1.33e-09 8.51e-06 9.34e+00 0s 3 2.42822741e+04 2.36318461e+04 1.59e-10 1.06e-06 1.03e+00 0s 4 2.39072384e+04 2.37860863e+04 1.04e-11 3.95e-07 1.92e-01 0s 5 2.38847136e+04 2.38662651e+04 3.21e-11 2.18e-08 2.93e-02 0s 6 2.38770295e+04 2.38742677e+04 5.61e-13 5.30e-09 4.38e-03 0s 7 2.38768651e+04 2.38767807e+04 2.92e-10 6.99e-09 1.34e-04 0s 8 2.38768384e+04 2.38767925e+04 1.03e-10 5.02e-09 7.29e-05 0s 9 2.38768252e+04 2.38768013e+04 2.14e-11 3.45e-09 3.80e-05 0s 10 2.38768233e+04 2.38768090e+04 1.12e-11 2.09e-09 2.27e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 2.38768233e+04