Thread: Linearizing ODE

Im kind of lost on linearizing the ODE

I should convert this to something like y'=Ay

I guess with y'=(y',y'') and y=(y,y'). Can someone refresh my memory a little? ;p

[edit] I found out I have to convert the system into something like this

Originally Posted by Dinkydoe

Im kind of lost on linearizing the ODE

I should convert this to something like y'=Ay

I guess with y'=(y',y'') and y=(y,y'). Can someone refresh my memory a little? ;p

[edit] I found out I have to convert the system into something like this

Linearise about where?

For small , so the linearisation would give:



CB