Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:55 2013 Optimize a model with 740 rows, 1112 columns and 1480 nonzeros Model has 370 quadratic constraints Presolve time: 0.00s Presolved: 740 rows, 1112 columns, 1480 nonzeros Presolved model has 370 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.110e+03 Factor NZ : 2.593e+03 Factor Ops : 9.255e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.97303028e+05 0.00000000e+00 2.84e-14 4.36e-01 2.77e+02 0s 1 6.27451676e+04 1.27998189e+04 2.60e-09 5.34e-05 4.50e+01 0s 2 4.61480051e+04 3.56959822e+04 5.48e-09 8.12e-06 9.42e+00 0s 3 4.13096120e+04 4.01717721e+04 3.92e-10 1.51e-06 1.03e+00 0s 4 4.08543808e+04 4.07185299e+04 1.76e-09 1.92e-07 1.22e-01 0s 5 4.08467464e+04 4.08374886e+04 8.97e-10 5.01e-09 8.34e-03 0s 6 4.08405221e+04 4.08377510e+04 2.60e-10 2.16e-09 2.50e-03 0s 7 4.08403431e+04 4.08377793e+04 2.41e-10 1.77e-09 2.31e-03 0s 8 4.08394700e+04 4.08378225e+04 1.52e-10 1.27e-09 1.48e-03 0s 9 4.08383341e+04 4.08379716e+04 3.30e-11 4.73e-11 3.27e-04 0s 10 4.08381491e+04 4.08379927e+04 1.51e-11 1.10e-11 1.41e-04 0s 11 4.08380522e+04 4.08379962e+04 8.33e-12 6.28e-12 5.05e-05 0s 12 4.08380276e+04 4.08379986e+04 4.36e-12 4.92e-11 2.61e-05 0s Barrier solved model in 12 iterations and 0.02 seconds Optimal objective 4.08380276e+04