\subsection{Expression parsing} \label{sec:parsing.syntax.expression}
-\begin{describe}{gf}{push-operator @<operator> @<state>}
-\end{describe}
-
-\begin{describe}{gf}{push-value @<value> @<state>}
-\end{describe}
-
-\begin{describe}{gf}{apply-operator @<operator> @<state>}
-\end{describe}
-
\begin{describe}{gf}{operator-push-action @<left> @<right>}
\end{describe}