Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:47 2013 Optimize a model with 460 rows, 692 columns and 920 nonzeros Model has 230 quadratic constraints Presolve time: 0.00s Presolved: 460 rows, 692 columns, 920 nonzeros Presolved model has 230 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+02 Factor NZ : 1.613e+03 Factor Ops : 5.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.86108865e+05 0.00000000e+00 2.84e-14 4.88e-01 2.80e+02 0s 1 3.81936091e+04 8.33051277e+03 1.99e-09 4.82e-05 4.33e+01 0s 2 2.93123698e+04 2.35278248e+04 8.25e-09 8.76e-06 8.38e+00 0s 3 2.67497093e+04 2.60429190e+04 1.13e-09 2.09e-06 1.02e+00 0s 4 2.63623981e+04 2.63185168e+04 3.37e-11 2.16e-07 6.36e-02 0s 5 2.63479926e+04 2.63387676e+04 9.09e-13 6.19e-08 1.34e-02 0s 6 2.63470820e+04 2.63433911e+04 2.27e-13 2.65e-08 5.35e-03 0s 7 2.63466686e+04 2.63459522e+04 3.55e-14 5.41e-09 1.04e-03 0s 8 2.63465476e+04 2.63460926e+04 2.84e-14 4.10e-09 6.59e-04 0s 9 2.63465137e+04 2.63463259e+04 1.42e-14 1.50e-09 2.72e-04 0s 10 2.63464809e+04 2.63463951e+04 6.39e-14 6.23e-10 1.24e-04 0s 11 2.63464729e+04 2.63464042e+04 5.52e-12 4.88e-10 9.96e-05 0s 12 2.63464618e+04 2.63464059e+04 3.93e-12 4.59e-10 8.11e-05 0s 13 2.63464547e+04 2.63464249e+04 3.25e-12 1.50e-10 4.31e-05 0s 14 2.63464529e+04 2.63464266e+04 3.06e-12 1.25e-10 3.82e-05 0s 15 2.63464525e+04 2.63464274e+04 3.00e-12 1.12e-10 3.65e-05 0s Barrier solved model in 15 iterations and 0.02 seconds Optimal objective 2.63464525e+04