Achim wrote: > I've updated my templates to the latest AMS-LaTeX release and wrote > some documentation. thanks a lot. i have added an installation xtheorem.ins and a test file xtheorem-test.tex and placed all of that into the experimental code section at http://www.latex-project.org/code/experimental both as xtheorem.tgz and as a subdirectory xtheorem. don't hesitate to come up with further examples like that :-) again thanks frank