[pstricks] Sketching the graph of the tangent function

[Paul Smith]

On 10/14/06, Herbert Voss <LaTeX at zedat.fu-berlin.de> wrote:
> >> > The above example works fine with latex+dvips. However, with
> >> > pst-pdf+ps4pdf, I get the following error:
> >> >
> >> > «(/usr/share/texmf/tex/context/base/supp-mis.tex
> >> > loading : Context Support Macros / Miscellaneous (2004.10.26)
> >> > )
> >> > loading : Context Support Macros / PDF (2004.03.26)
> >> > )
> >> > Preview: Fontsize 12pt
> >> > Preview: PDFoutput 1
> >> > ! Undefined control sequence.
> >> > \c at lor@to at ps ...name c at lor@ps@#1\endcsname #2 \@@
> >> >
> >> > l.30 \psline[linestyle=dashed, dash=3pt 2pt](
> >> >
> >> -4.712389,-3.5)(-4.712389,3.5)
> >> > ?
> >> > ! Emergency stop.
> >> > \c at lor@to at ps ...name c at lor@ps@#1\endcsname #2 \@@
> >> >
> >> > l.30 \psline[linestyle=dashed, dash=3pt 2pt](
> >>
> >> this was the pdflatex run without an active pst-pdf
> >>
> >> Please send me your complete example and log file.
> >> And also the <file>-pics.pdf and *.ps
> >
> >
> > All relevant files are attached.
>
> Paul,
> you cannot use an option dvips for package graphicx,
> because the last run is always a pdflatex one and a
> dvips-option is then wrong.
>
> It is always safe using no option for graphicx, the driver
> always detects itself the current mode.

Thanks, Herbert. I ignored that and I simply copied the example, where
the dvips option was set on by its author.

Paul