---- Minimum Surface Area Problem -----
mx: 10     my: 8   

iter =   0, Function value 1.45591, Residual: 0.21372 
iter =   1, Function value 1.41806, Residual: 0.0228154 
iter =   2, Function value 1.41775, Residual: 0.000521608 
iter =   3, Function value 1.41775, Residual: < 1.0e-6