Solution
= Solution
The averaged energy drift is $F(r)=\mu[r^2-(3a+1)r^4/4]$. Linearizing radial energy balance at its nonzero zero gives decay rate $-\mu$ after converting $H=r^2$, exactly the Floquet exponent found from divergence.
= Solution
The averaged energy drift is $F(r)=\mu[r^2-(3a+1)r^4/4]$. Linearizing radial energy balance at its nonzero zero gives decay rate $-\mu$ after converting $H=r^2$, exactly the Floquet exponent found from divergence.