--- In jsci@yahoogroups.com, Mark Hale <mj_hale@y...> wrote:
>
> Hi,
>
> Say you have a function dy/dt = f(y). Then, you would
> do the following in code:
>
> // create inner class representing function
> Mapping func = new Mapping() {
> public double map(double y) {
> return f(y);
> }
> };
> int N = 50;
> double dt = 0.1;
> double[] yValues = new double[N]; // will contain y_i
> yValues[0] = y0; // set initial condition
> NumericalMath.rungeKutta(yValues, func, dt);
> // can now plot yValues to see result
>
> I'll improve the docs for this.
>
> Regards,
>
> Mark
>
>
>
> --- lydiacetin <lydiacetin@y...> wrote: > Hi
> All,
> > I'm hoping someone might be able to help me find a
> > java class or
> > interface that solves for ordinary differential
> > equations using the
> > RK4 integration algorithm. I know that the RK4
> > algorithm is a method
> > given in the JSci API, but I'm not sure how I would
> > use it and how I
> > set up the parameters. I'm only a beginner with Java
> > programming, so
> > any information on these topics would be great.
> > Cheers
> >
> >
> >
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>
>
>
>
>
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