[pstricks] tangent and orthogonal line

[Herbert Voss]

Martijn Frijlink schrieb:

> For me it would definitely useful. I tried to run your example but failed
> because my LaTeX installation (pdfeTeX) did not recognize
>
>     \tx at ScreenCoor
>
> and
>
>     \tx at setlinejoin
>
> Could it be a pdfTeX problem ?

Martijn,
your pstricks.tex and  pstricks.pro are far too old.

Herbert