Hi Mosè, Mosè Giordano writes: > AUCTeX doesn't have a style file for `commath' just because no one > ever wrote it. You've found a volunteer ;-) Looking at the documentation, the AUCTeX style is quite straight forward. @Anton: Can you test the style and report back if it does what it should? I will install it then. > However, until someone writes a style file for `commath', you can > exploit AUCTeX's ability to automatically create a basic style file: > issue the command > > M-x TeX-auto-generate RET RET RET > > (replace with the path to your commath.sty file) > and after you restart Emacs you can get autocompletion. I'm also interested to hear how good AUCTeX parses the package. Best, Arash