thks

very good. i only wish there were mechanisms too

Found this very useful thanks

Thanks, very helpful, some great key terms and equations which arn't in my textbook.

This was very Helpful cheerz

there is an error, on (2) it's the L which is cLockwise and the D which is ANTIclockwise
(just remember, D = ANTI, and cLockwise has the L 1st..)

Excellent, just could deal with a bit more detail but great as a starting point. Thanks