.he 'MEMBER''Page %'
.fo 'Steven Hardy''January 78'
MEMBER	Given an object and a list MEMBER returns TRUE if the object is
in (i.e. a MEMBER of the set represented by) the list.  MEMBER could be
defined as:
 	: FUNCTION MEMBER(ITEM, LIST);
 	:	IF	LIST = []
 	:	THEN	FALSE
 	:	ELSEIF	ITEM = HD(LIST)
 	:	THEN	TRUE
 	:	ELSE	MEMBER(ITEM,TL(LIST))
 	:	CLOSE
 	: END
