On 3?4?, ??4?53?, "CSB" <cbrund...@hotmail.com> wrote: > workaholic <liua...@gmail.com> wrote in message <d980f636-ee56-4f99-817a-20c94395a...@s9g2000prg.googlegroups.com>... > > On 2=D4=C224=C8=D5, =CF=C2=CE=E79=CA=B111=B7=D6, "CSB" <cbrund...@hotmail.c= > > om> wrote: > > > Did you ever solve this issue? > > > > I'm also interested in being able to set the ode options in a simulink mo= > > del. > > > I don't know whether it works, I multiply the mass matrix in the s- > > function 's derivative function output, since I guess the s-functionn > > may use the derivate step by step to solve the ode equation, until now > > I have not found any way to add the ode option yet > > Thanks. I've confirmed with MATLAB support that those ODE options are not available in Simulink. Apparently, they are completely different implementations from the ODE solvers in MATLAB.