Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:59 2013 Optimize a model with 860 rows, 1292 columns and 1720 nonzeros Model has 430 quadratic constraints Presolve time: 0.00s Presolved: 860 rows, 1292 columns, 1720 nonzeros Presolved model has 430 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.290e+03 Factor NZ : 3.013e+03 Factor Ops : 1.076e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.67904066e+05 0.00000000e+00 2.84e-14 5.15e-01 2.95e+02 0s 1 7.41012617e+04 1.59501258e+04 6.88e-09 4.89e-05 4.51e+01 0s 2 5.76085030e+04 4.59556123e+04 9.85e-09 6.76e-06 9.03e+00 0s 3 5.21196988e+04 5.10593695e+04 1.29e-09 6.91e-07 8.22e-01 0s 4 5.14735218e+04 5.14316293e+04 4.19e-10 3.63e-08 3.25e-02 0s 5 5.14620888e+04 5.14533393e+04 1.77e-10 4.40e-09 6.78e-03 0s 6 5.14539076e+04 5.14534452e+04 1.00e-10 2.57e-09 3.59e-04 0s 7 5.14536425e+04 5.14534955e+04 7.22e-10 3.09e-10 1.14e-04 0s 8 5.14535789e+04 5.14535003e+04 3.91e-10 1.06e-10 6.10e-05 0s 9 5.14535266e+04 5.14535059e+04 9.39e-11 1.20e-11 1.61e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 5.14535266e+04