[pstricks] conic sections

[Paul Smith]

On 6/3/05, Herbert Voss <LaTeX at zedat.fu-berlin.de> wrote:
> >>>Before of all, I am sorry if my question has been prompted before; it is
> >>>my first try with this list.
> >>>
> >>>Woud it be possible that any of you can help me to draw via pstricks the
> >>>classic illustrations of the conic sections i. e. a right circular cone
> >>>and its intersection with a plane?
> >>
> >>here is an example with pst-vue3d
> >
> > Beautiful example, Herbert. However, with pst-pdf, the picture is cut
> > off (it is not entire), but not in the PS file (without pst-pdf).
> 
> sure, I had the wrong pspicture environment. Easy to see with
> a \fbox{\begin{pspicture}...  }
> 
> the right one are \begin{pspicture}(-6.25,-3.25)(6.25,6)

Perfect now, Herbert! Thanks.

Paul