- #1
sirius0
- 24
- 0
Homework Statement
I am self studying Chow's Classical Mechanics. I have realized that I am at my best if I leave no stone unturned
Homework Equations
[tex] \hat e_t . \hat e_t = 1 [/tex]
Understood
[tex] d(\hat e_t. \hat e_t)/dt =0[/tex]
Also understood
But [tex] 2\hat e_t .d\hat e_t/dt=0[/tex]
Not understood (tex was first time too)