Francesco Menoncin wrote:
> Dear users,
>
> I am on Ubuntu 7 and I have installed LyX 1.5.2. When I tried to view
> the DVI of a book I prepared with LyX 1.5.1, I get an error about the
> following command in the preamble:
>
> \renewcommand{\thethm}{\thechapter.\arabic{thm}}
>
> In particular it says that it does not understand "\thethm" for changing
> the theorem numbering.
>
> Then I installed back LyX 1.5.1 and everything was compiled correctly.
>
> I just wanted to remark this strange behaviour.Whcih document class? Jürgen
