Those documents are good, but far to advance for what’s going down on this thread. Mr. Rahim is right, you must stay with the basics and the fundamentals of the Steiner Point when using bio-mechanics.
Is anyone reading his posts or what? This is turning into a comic book! Using a diagram is good but only when you understand what you’re seeing, in this case it is very understandable that you don’t, so why even try to debate it, when you don’t have a the full understanding? It will work, if you just stay with the basics.
Ray