Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:48 2013 Optimize a model with 520 rows, 782 columns and 1040 nonzeros Model has 260 quadratic constraints Presolve time: 0.00s Presolved: 520 rows, 782 columns, 1040 nonzeros Presolved model has 260 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+02 Factor NZ : 1.823e+03 Factor Ops : 6.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.18987558e+05 0.00000000e+00 2.84e-14 4.83e-01 2.91e+02 0s 1 4.50461421e+04 9.98205064e+03 4.32e-09 5.08e-05 4.50e+01 0s 2 3.62253471e+04 2.81631078e+04 6.74e-09 6.68e-06 1.03e+01 0s 3 3.21567095e+04 3.11138766e+04 1.58e-09 1.53e-06 1.34e+00 0s 4 3.14803360e+04 3.13831431e+04 4.41e-11 3.40e-07 1.25e-01 0s 5 3.14595817e+04 3.14263525e+04 2.84e-14 1.46e-07 4.26e-02 0s 6 3.14592532e+04 3.14564059e+04 3.32e-11 4.63e-09 3.65e-03 0s 7 3.14588666e+04 3.14571806e+04 1.22e-11 3.00e-09 2.16e-03 0s 8 3.14587643e+04 3.14576045e+04 8.14e-12 2.01e-09 1.49e-03 0s 9 3.14586571e+04 3.14584509e+04 2.52e-12 3.16e-10 2.64e-04 0s 10 3.14586404e+04 3.14584570e+04 1.95e-12 2.97e-10 2.35e-04 0s 11 3.14586182e+04 3.14584862e+04 4.97e-13 2.27e-10 1.69e-04 0s 12 3.14586065e+04 3.14584879e+04 3.20e-13 2.21e-10 1.52e-04 0s 13 3.14585991e+04 3.14585140e+04 2.34e-13 1.58e-10 1.09e-04 0s 14 3.14585891e+04 3.14585370e+04 1.28e-13 9.43e-11 6.68e-05 0s 15 3.14585795e+04 3.14585503e+04 2.21e-12 5.49e-11 3.74e-05 0s Barrier solved model in 15 iterations and 0.02 seconds Optimal objective 3.14585795e+04