wtype=1
iter =   0, Function value 315307., Residual: 92.9556 
iter =   1, Function value 315307., Residual: 15.3331 
iter =   2, Function value 315307., Residual: 1444.52 
iter =   3, Function value 315307., Residual: 334.658 
iter =   4, Function value 315307., Residual: 290.121 
iter =   5, Function value 315282., Residual: 83.7868 
iter =   6, Function value 315282., Residual: 12.1132 
iter =   7, Function value 314657., Residual: 129.096 
iter =   8, Function value 306164., Residual: 250.467 
iter =   9, Function value 306164., Residual: 55.1293 
iter =  10, Function value 306164., Residual: 17.1344 
iter =  11, Function value 306164., Residual: 37.3121 
iter =  12, Function value 306164., Residual: 7.61267 
iter =  13, Function value 306164., Residual: 26.3587 
iter =  14, Function value 306164., Residual: 6.58466 
iter =  15, Function value 306164., Residual: 2.55462 
iter =  16, Function value 306164., Residual: 0.64098 
iter =  17, Function value 306164., Residual: 1.62397 
iter =  18, Function value 306164., Residual: 0.41263 
iter =  19, Function value 305914., Residual: 0.928601 
iter =  20, Function value 305914., Residual: 0.195522 
iter =  21, Function value 305578., Residual: 0.00105193 
iter =  22, Function value 305578., Residual: 0.000303026 
iter =  23, Function value 305578., Residual: 0.000459588 
iter =  24, Function value 305578., Residual: 0.000110652 
iter =  25, Function value 305578., Residual: 0.000118212 
iter =  26, Function value 305578., Residual: 3.01971e-05 
iter =  27, Function value 305578., Residual: 3.2867e-05 
iter =  28, Function value 305578., Residual: 8.20622e-06