# IEEE 论文模板 LaTeX 公式排版成双栏公式的方法

\begin{figure*}
$$\label{eq-13} +++++++++++++++++ Put equation here +++++++++++++++++$$
\hrulefill
% \vspace*{4pt}
\end{figure*}


\begin{figure*}[!t]
% ensure that we have normalsize text
\normalsize
% Store the current equation number.
\setcounter{mytempeqncnt}{\value{equation}}
% Set the equation number to one less than the one
% desired for the first equation here.
% The value here will have to changed if equations
% are added or removed prior to the place these
% equations are referenced in the main text.
\setcounter{equation}{12}
$$\label{eqn_dbl_x} +++++++++++++++++ Put equation here +++++++++++++++++$$
% Restore the current equation number.
\setcounter{equation}{\value{mytempeqncnt}}
% IEEE uses as a separator
\hrulefill
% The spacer can be tweaked to stop underfull vboxes.
\vspace*{4pt}
\end{figure*}


\begin{strip}

+++++++++++++++++
Put equation here
+++++++++++++++++
\end{strip}