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\item You can use sectioning commands like \verb|\section{},\subsection{},\subsubsection{}| to add headings.\footnote{You can toggle heading numbering on/off from the article settings. This footnote is generated via \verb|\footnote{}|}  \end{enumerate}   There are different ways to present a mathematical expression in Latex --- \emph{inline}, as \emph{equation}. an \emph{equation} or \emp.  \subsection{Inline mathematical expressions}