[OS X TeX] Equations in books

[Siep Kroonenberg]

On Mon, Sep 28, 2009 at 10:30:53AM -0500, George Gratzer wrote:
> The equations in my book are numbered as (IV.3), where IV is the chapter 
> number and 3 means third equation. I would like to drop IV. How do I do 
> it.
>
> I use the book document class with all the ams packages.
>
> GG

Did you already try something like

\usepackage{remreset}

\makeatother
\@removefromreset{chapter}{equation}
\makeatletter

\renewcommand\theequation{\arabic{equation}}

(not tested)

-- 
Siep Kroonenberg