It seems that you should set xi1 to 1 and not to 100.
Furthermore using augment you have to take are that the vector dimensions match, So you would have to set the last parameter in the calculation of y0Vec to 100 instead of the 200 you have.
It seems that you should set xi1 to 1 and not to 100.
Furthermore using augment you have to take are that the vector dimensions match, So you would have to set the last parameter in the calculation of y0Vec to 100 instead of the 200 you have.