[pstricks] \psplotDiffEqn (pstricks-add)

[Alexander Grahn]

On Tue, Jun 02, 2009 at 05:14:33PM +0200, Juergen Gilg wrote:
> Dear Alexander,
>
> here my file list:
>
> *File List*
> article.cls    2005/09/16 v1.4f Standard LaTeX document class
>  size10.clo    2005/09/16 v1.4f Standard LaTeX file (size option)
> pstricks-add.sty    2007/09/03 v. 0.11 package wrapper for pstricks-add.tex 
> (hv
> )
> pstricks.sty    2008/01/24 v0.37 LaTeX wrapper for `PSTricks' (RN,HV)
> pstricks.tex    2008/04/14 v1.22 `PSTricks' (tvz)
>  xcolor.sty    2007/01/21 v2.11 LaTeX color extensions (UK)
>   color.cfg    2005/12/29 v1.1 MiKTeX 'color' configuration
>   dvips.def    1999/02/16 v3.0i Driver-dependant file (DPC,SPQR)
> pstricks-add.tex    2008/05/20 v3.03 `PSTricks-add' (hv)
> pst-xkey.tex    2005/11/25 v1.6 PSTricks specialization of xkeyval (HA)
> xkeyval.sty    2006/11/18 v2.5f package option processing (HA)
> xkeyval.tex    2006/11/18 v2.5f key=value parser (HA)
> ***********
>
> The following code works proper:
>
> \listfiles
> \documentclass{article}
> \usepackage{pstricks-add}
> \begin{document}
> \psset{unit=8}
> \begin{pspicture}(1,1)\psgrid[subgriddiv=5]
> \psplotDiffEqn[
>   whichabs=0,whichord=1,linecolor=red,method=rk4,
>   plotpoints=500,showpoints=true,algebraic
> ]{0}{10}{0 0}{
> cos(Pi*x^2/2)|sin(Pi*x^2/2)
> }
> \end{pspicture}
> \end{document}
>
Dear Juergen,

Thanks, this works for me too. However, I would like to get the Postcript
notation of the diff. equations working.

Alexander