Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 180 rows, 272 columns and 360 nonzeros Model has 90 quadratic constraints Presolve time: 0.00s Presolved: 180 rows, 272 columns, 360 nonzeros Presolved model has 90 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.427e+04 Factor Ops : 1.412e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.36611553e+04 0.00000000e+00 2.42e-13 4.30e-01 2.81e+02 0s 1 1.47340094e+04 3.27441302e+03 1.89e-09 5.78e-05 4.24e+01 0s 2 1.18515931e+04 9.20036062e+03 7.32e-09 1.16e-05 9.82e+00 0s 3 1.04713869e+04 1.02439949e+04 1.14e-09 2.66e-06 8.42e-01 0s 4 1.03247263e+04 1.03152881e+04 7.12e-11 2.54e-07 3.50e-02 0s 5 1.03180584e+04 1.03169444e+04 8.23e-12 2.45e-08 4.13e-03 0s 6 1.03178012e+04 1.03171667e+04 5.77e-12 3.95e-10 2.35e-03 0s 7 1.03174035e+04 1.03171872e+04 1.32e-09 8.76e-09 8.01e-04 0s 8 1.03172131e+04 1.03171908e+04 1.11e-10 2.25e-09 8.23e-05 0s 9 1.03172024e+04 1.03171924e+04 4.93e-11 9.74e-10 3.69e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 1.03172024e+04