harpoons

>
> ------------------------------
>
> \begin{equation}
> \label{eq:1}
> A + B \autorightleftharpoons {$k_f$}{$k_b$} AB
> \end{equation}
>  This will do
> Shesharao
> GNDEC
> On Tue, Mar 22, 2011 at 1:55 PM, Asha G <[email protected]> wrote:
>
> > How does one put rate constants ( both forward and backward ) in
> equations
> > using LaTeX ?
> >
> > A + B _f_>  C
> >        <___
> >            k
> >
> >
> > This is not very clear as I cannot type in arrows with my laptop but what
> I
> > mean is the upper Half arrow  pointing right has f above it and the
> bottom
> > half  arrow pointing left has k below  it.
> >
> > Your help is appreciated.
> >
> > Thanks
> >
> > Asha Gopinathan
> > SCTIMST
>


Sorry, I am getting error messages like the following :
undefined control sequences A + B \autorightleftharpoons

I removed the dollar sign from {k_f}k_b}

Also this does not seem logical to me.

Thanks
Asha Gopinathan
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