seems to be working, thanks for reply.

but i still can't get through the input for this TNBFrame, the instructions in maplesoft.com are a bit unclear.

could you please indicate where exactly in your code did you set the point on x axis where to place the normal vector to the curve?


thank you

seems to be working, thanks for reply.

but i still can't get through the input for this TNBFrame, the instructions in maplesoft.com are a bit unclear.

could you please indicate where exactly in your code did you set the point on x axis where to place the normal vector to the curve?


thank you