Re: Equation numbering corresponding to section number

[Uwe Stöhr]

Ares wroteb:

I tried
\numberwithin{equation}{chapter}
but i get the error messages:
1) Missing \begin{document}
2) Undefined control sequence.
\numberwithin
                 {equation}{chapter}
What else should I know?

You have to use AMS-math. Enable it in the menu Document -> Settings -> 
Math Options.

regards Uwe