Homework Statement
Consider the transformation from the variables (q,p) to (Q,P) by virtue of q = q(Q,P), p = p(Q,P) and H(q,p,t) = H(Q,P,t). Show that the equations of motion for Q,P are:
\partialH/\partialQ = -JDdP/dt
\partialH/\partialP = JDdQ/dt
where JD is the Jacobian determinant...