Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:42 2013 Optimize a model with 220 rows, 332 columns and 440 nonzeros Model has 110 quadratic constraints Presolve time: 0.00s Presolved: 220 rows, 332 columns, 440 nonzeros Presolved model has 110 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.300e+02 Factor NZ : 7.730e+02 Factor Ops : 2.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.47546986e+04 0.00000000e+00 2.84e-14 6.06e-01 2.97e+02 0s 1 1.86427217e+04 4.08153127e+03 1.25e-09 4.83e-05 4.41e+01 0s 2 1.43142938e+04 1.16916238e+04 6.49e-09 8.03e-06 7.95e+00 0s 3 1.33804976e+04 1.29484217e+04 6.18e-09 1.72e-06 1.31e+00 0s 4 1.30620319e+04 1.30546284e+04 3.48e-10 6.06e-08 2.24e-02 0s 5 1.30567040e+04 1.30559642e+04 5.99e-10 4.71e-09 2.24e-03 0s 6 1.30561696e+04 1.30560318e+04 4.71e-10 3.04e-09 4.18e-04 0s 7 1.30560839e+04 1.30560545e+04 1.02e-09 1.96e-09 8.89e-05 0s 8 1.30560683e+04 1.30560600e+04 3.00e-10 5.64e-11 2.50e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 1.30560683e+04