Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:57 2013 Optimize a model with 800 rows, 1202 columns and 1600 nonzeros Model has 400 quadratic constraints Presolve time: 0.00s Presolved: 800 rows, 1202 columns, 1600 nonzeros Presolved model has 400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.200e+03 Factor NZ : 2.803e+03 Factor Ops : 1.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.41483964e+05 0.00000000e+00 2.84e-14 5.09e-01 2.94e+02 0s 1 6.89228587e+04 1.48152964e+04 3.05e-09 4.89e-05 4.51e+01 0s 2 5.34659437e+04 4.24718625e+04 1.74e-08 7.04e-06 9.16e+00 0s 3 4.86074445e+04 4.71240369e+04 2.19e-09 1.59e-06 1.24e+00 0s 4 4.77047074e+04 4.76635572e+04 7.39e-11 2.41e-08 3.43e-02 0s 5 4.76902022e+04 4.76890794e+04 1.85e-12 6.89e-10 9.36e-04 0s 6 4.76899125e+04 4.76897434e+04 7.53e-11 3.76e-09 1.41e-04 0s 7 4.76898595e+04 4.76897740e+04 3.71e-11 1.77e-09 7.12e-05 0s 8 4.76898301e+04 4.76897786e+04 1.86e-11 1.45e-09 4.29e-05 0s 9 4.76898104e+04 4.76897884e+04 6.08e-12 7.99e-10 1.83e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.76898104e+04