I have some problems in the inputs of the simple polynomial equation released in 1996.
Suppose that you are flexed and the load is away from the sagittal plane. The load produces a flexion moment. But I'm not sure about the other. Is it going to be a twisting moment or a lateral bending moment??
a video of Gracovetsky talking about the first facial congress (link is here: http://www.youtube.com/watch?v=B-SMUA3QfVw&list=PL5DC2627D5F32C664&index=1