Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:46 2013 Optimize a model with 440 rows, 662 columns and 880 nonzeros Model has 220 quadratic constraints Presolve time: 0.00s Presolved: 440 rows, 662 columns, 880 nonzeros Presolved model has 220 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.600e+02 Factor NZ : 1.543e+03 Factor Ops : 5.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.87092399e+05 0.00000000e+00 2.84e-14 4.95e-01 2.95e+02 0s 1 3.77341770e+04 8.57118351e+03 2.16e-09 5.24e-05 4.42e+01 0s 2 3.08671728e+04 2.42404079e+04 9.15e-09 9.39e-06 1.00e+01 0s 3 2.75736920e+04 2.67754465e+04 1.82e-09 1.88e-06 1.21e+00 0s 4 2.70293521e+04 2.69975977e+04 6.32e-11 7.46e-08 4.81e-02 0s 5 2.70110309e+04 2.70040554e+04 9.47e-12 2.64e-08 1.06e-02 0s 6 2.70081827e+04 2.70074859e+04 1.54e-12 9.69e-10 1.06e-03 0s 7 2.70076782e+04 2.70075832e+04 2.73e-09 6.47e-11 1.44e-04 0s 8 2.70076530e+04 2.70076249e+04 1.18e-09 1.08e-11 4.26e-05 0s 9 2.70076406e+04 2.70076276e+04 3.60e-10 1.20e-11 1.97e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 2.70076406e+04