Recent content by Happy

Thank u very much, that Noether Theorem was the key.

Hi all, Homework Statement I have got a system described by this lagrangian L(\varphi ,\psi ,\vartheta ,\dot\varphi ,\dot\psi ,\dot\vartheta )=\frac{1}{2}m(\dot\varphi^2 +\dot\psi^2 +\dot\vartheta^2 )+cos(\varphi ^2+\psi ^2). I have to find all system's integrals of motion. 2. The attempt...