Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:48 2013 Optimize a model with 520 rows, 782 columns and 1040 nonzeros Model has 260 quadratic constraints Presolve time: 0.00s Presolved: 520 rows, 782 columns, 1040 nonzeros Presolved model has 260 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+02 Factor NZ : 1.823e+03 Factor Ops : 6.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.19657025e+05 0.00000000e+00 2.84e-14 5.35e-01 2.90e+02 0s 1 4.49782539e+04 1.02252019e+04 1.19e-09 4.88e-05 4.46e+01 0s 2 3.55333069e+04 2.88303262e+04 3.47e-09 6.51e-06 8.59e+00 0s 3 3.25580125e+04 3.16105775e+04 1.89e-09 1.59e-06 1.21e+00 0s 4 3.19865797e+04 3.19539933e+04 1.71e-11 9.76e-08 4.18e-02 0s 5 3.19787582e+04 3.19774792e+04 1.02e-12 3.12e-09 1.64e-03 0s 6 3.19782753e+04 3.19779560e+04 8.53e-14 1.16e-09 4.09e-04 0s 7 3.19782478e+04 3.19781932e+04 2.51e-09 6.18e-09 7.01e-05 0s 8 3.19782367e+04 3.19782059e+04 6.77e-10 4.17e-09 3.95e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 3.19782367e+04