 </TR>
    <TR> <TD>val hd : 'a list -> 'a</TD> <TD><A href="list.html">List.hd</A></TD> </TR>
    <TR> <TD>val tl : 'a list -> 'a list</TD> <TD><A href="list.html">List.tl</A></TD> </TR>
    <TR> <TD>val length : 'a list -> int</TD> <TD><A href="list.html">List.length</A></TD> </TR>
    <TR> <TD>val rev : 'a list -> 'a list</TD> <TD><A href="list.html">List.rev</A></TD> </TR>
    <TR> <TD>val @ : 'a list * 'a list -> 'a list</TD> <TD><A href="list.html">List.@</A></TD> </TR>
    <TR> <TD>val app : ('a -> u