Hi, this is how you do it (you have to add the words in your language as this code is for spanish):

\makeatletter \...@namedef{thm}{\@thm{\let \...@swap \...@gobble \...@plain }{thm}{Teorema}} \...@namedef{cor}{\@thm{\let \...@swap \...@gobble \...@plain }{thm}{Corolario}} \...@namedef{prop*}{\@thm {...@plain }{}{Proposici\'on}} \...@namedef{example*}{\@thm {...@definition }{}{Ejemplo}} \...@namedef{xca}{\@thm{\let \...@swap \...@gobble \...@definition }{thm}{Ejercicio}} \...@namedef{rem*}{\@thm {...@remark }{}{Observaci\'on}} \makeatother ------------------------------------------------- Julio Rojas jcredbe...@gmail.com On Mon, Sep 28, 2009 at 7:00 AM, A B <gentosa...@gmail.com> wrote: > I started to write with document class= article and language = > swedish. I then activated the module "Theorem" and added a theorem and > a proof. > In the lyx window it shows "Theorem" and "Proof" (should it not be in swedish? > But I can live with that lost translation, but the postscript preview > shows only "Proof" to be translated. "Theorem" is not. So how can I > fix this? Or have I done something wrong? >