[pstricks] handling of units

[Goebel, Juergen, ISO31]

> Manfred Braun [mailto:m.braun at uni-duisburg.de] wrote:

> TeX converts lengths always to points.  Your length 
> "\mylength" is 10mm =
> 0.3937in =  28.4527559pt.  The command "\strip at pt" gobbles 
> the unit "pt" and
> leaves the plain number 28.4527559 (I do not know, how many 
> decimals are
> taken).  Therefore your command is equivalent to
>   \psframe(28.4527559,28.4527559)
> and this is exactly what is displayed in the picture.

Thanks for the explanation. 

Jürgen