> I want to use the layout article (is very good in section-Numbering, fonts
> etc.) but I need the environments like the ones in AMS (theorem, proof, remark
> etc.). Is it possible to combine these two layouts?
I have exactly the same taste in layout as you :)
I have made such a textclass by modifying some of the LyX layout files. There is a
couple of modified files that you can put in your .lyx/layouts directory, and then
run configure from within LyX. If you want, I can send them to you.
/Alex