Re: [Help-gsl] ODE fail

[Juan Pablo Amorocho D.]

Richard-

I agree with Matthias. You'll need to provide us with your source code, and
the GSL version, if you want us to help you.
- Juan



2015-09-18 19:38 GMT+02:00 Richard Harke <address@hidden>:

> I have a set of ODE's I'm trying to solve. After I installed gsl, I built
> and ran
> the example, vanderpol.c. No problem. I then changed func and jac for my
> problem, changed the number of eqs. to 4. The output was simply the
> initial values repeated over and over. I put beak points in func and jac.
> They are never called!? Is there possibly some simple explanation or am
> I doomed to slog through the library code to find this?
>
> The eqs are:
> dx/dt =xdot
> dy/dt = ydot
> d(xdot)/dt = a function of x, y,xdot, ydot
> d(ydot)/dt = a function of x, y, xdot, ydot
>
> Thanks for any suggestion
>