[texhax] can anyone explain this error in pstricks?

Herbert Voss LaTeX at zedat.fu-berlin.de
Mon Jun 4 16:32:28 CEST 2007

Zbigniew Nitecki wrote:
> The set of commands below, when run on its own (in a test file using
> the correct packages and article style, TeX and Ghostscript in
> TeXShop), runs fine;  when inserted in a (much) larger file (also with
> all the right packages), following a theorem (lemma) environment and
> preceding a proof environment, it returns a set of warnings as follows:
please provide always full working examples ...


\def\func{x COS x  1 add div}


  \psset{xunit=0.25 cm, yunit=1.5 cm}
  \pscustom[linewidth=1.2pt,fillstyle=solid, fillcolor=lightgray]{
    \psplot{0}{PI 13 mul 2 div}{\func}
    \psline(! PI 13 mul 2 div 0)(0,0) }
  \psplot[linecolor=darkgray]{0}{22}{x COS x  1 add div neg}



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