Le 10 févr. 06 à 18:50, Herbert Voss a écrit : > Alain Matthes wrote: > >> This code compile fine :with tex & ghostscript under texshop > > split the command arbre in a TeX and PSTricks part. > tested with ps4pdf for Linux. > > Herbert Thanks !! but why ? where is the problem ? now the code is less pretty (easy ) for the user Alain Matthes