iter =   0, Function value 1., Residual: 2. 
iter =   0, Function value 0.770447, Residual: 5.24792 
iter =   1, Function value 0.526409, Residual: 3.62426 
iter =   2, Function value 0.357435, Residual: 5.6789 
iter =   3, Function value 0.213476, Residual: 2.12473 
iter =   4, Function value 0.15103, Residual: 8.35263 
iter =   5, Function value 0.0602938, Residual: 0.498513 
iter =   6, Function value 0.0602938, Residual: 0.498513 
iter =   6, Function value 0.041723, Residual: 0.523937 
iter =   7, Function value 0.041723, Residual: 0.523937 
iter =   7, Function value 0.028602, Residual: 0.407768 
iter =   8, Function value 0.0265176, Residual: 6.68143 
iter =   9, Function value 0.00104195, Residual: 0.0317478 
iter =  10, Function value 9.91125e-05, Residual: 0.440576 
iter =  11, Function value 1.20761e-08, Residual: 0.000115019 
iter =  12, Function value 1.44665e-14, Residual: 5.33163e-06