\begin{APLfns}
\begin{APLfnsline}{}{\APLdel}
\APLZ\APLleftarrow\APLF\APLI\APLL\A...
...
\end{APLfnsline}\begin{APLfnsline}{}{\APLdel}
\par
\end{APLfnsline}\end{APLfns}