Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:43 2013 Optimize a model with 300 rows, 452 columns and 600 nonzeros Model has 150 quadratic constraints Presolve time: 0.00s Presolved: 300 rows, 452 columns, 600 nonzeros Presolved model has 150 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.500e+02 Factor NZ : 1.053e+03 Factor Ops : 3.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.28923065e+05 0.00000000e+00 2.84e-14 5.63e-01 2.93e+02 0s 1 2.63049015e+04 6.15516354e+03 2.19e-09 4.97e-05 4.48e+01 0s 2 2.18063138e+04 1.69857316e+04 5.62e-09 7.44e-06 1.07e+01 0s 3 1.92586587e+04 1.88152548e+04 1.30e-09 7.11e-07 9.85e-01 0s 4 1.88934621e+04 1.88705314e+04 5.25e-11 8.36e-08 5.10e-02 0s 5 1.88789838e+04 1.88743955e+04 3.85e-12 3.90e-08 1.02e-02 0s 6 1.88778614e+04 1.88758476e+04 1.63e-13 2.19e-08 4.48e-03 0s 7 1.88777842e+04 1.88772261e+04 2.08e-09 2.62e-09 1.24e-03 0s 8 1.88777400e+04 1.88775467e+04 3.21e-10 4.97e-09 4.30e-04 0s 9 1.88777203e+04 1.88776603e+04 3.69e-09 2.32e-09 1.33e-04 0s 10 1.88777100e+04 1.88776994e+04 5.91e-10 3.44e-10 2.37e-05 0s Barrier solved model in 10 iterations and 0.01 seconds Optimal objective 1.88777100e+04