Date: Apr 8, 2013 11:19 PM
Author: Nasser Abbasi
Subject: Re: ode45 mass spring damper solution

On 4/8/2013 7:15 PM, Mark Rossi wrote:
> Having a lot of trouble understanding how matlab solves second-order ODE's.
>I have a relatively simple mass spring damper problem, but for the life of
>me I can't wrap my head around what .m files to write. Any help would be appreciated.
>


need to write the 2nd ode as 2, first order ode's. Then use ode45.
many examples on the net.

see

http://12000.org/my_notes/matlab_ODE/index.htm
http://12000.org/my_notes/vanderpol/using_ODE45_to_solve_vanderpol/index.htm

--Nasser