1 2---- Elastic-Plastic Torsion Problem ----- 3mx: 10 my: 10 4 5iter = 0, Function value -0.330579, Residual: 0.728961 6iter = 1, Function value -0.391219, Residual: 0.386209 7iter = 2, Function value -0.416589, Residual: 0.23073 8iter = 3, Function value -0.424685, Residual: 0.104157 9iter = 4, Function value -0.426842, Residual: 0.0415948 10iter = 5, Function value -0.427407, Residual: 0.0274839 11iter = 6, Function value -0.427591, Residual: 0.0383585 12iter = 7, Function value -0.427692, Residual: 0.0216641 13iter = 8, Function value -0.427745, Residual: 0.00129497 14iter = 9, Function value -0.427745, Residual: 0.00107994 15iter = 10, Function value -0.427745, Residual: 0.000856314 16