\documentclass{article}
\usepackage{amsmath}
\usepackage{cancel}
\pagestyle{empty}
\begin{document}
\begin{equation}
	<%= @formula %>
\end{equation}
\end{document}
\documentclass{article}
\usepackage{amsmath}
\usepackage{cancel}
\pagestyle{empty}
\begin{document}
\[<%= @formula %> \]
\end{document}

FIX remover numeration from formulas
FIX remover numeration from formulas
