Path: utzoo!attcan!uunet!lll-winken!lll-tis!helios.ee.lbl.gov!pasteur!agate!labrea!rutgers!bellcore!faline!sword!gamma!pyuxp!nvuxj!nvuxl!nvuxh!hall
From: hall@nvuxh.UUCP (Michael R Hall)
Newsgroups: comp.ai
Subject: Re: Inherit through net
Message-ID: <276@nvuxh.UUCP>
Date: 7 Nov 88 03:51:24 GMT
References: <107@h.cs.wvu.wvnet.edu>
Reply-To: hall@nvuxh.UUCP (23431-Michael R Hall)
Organization: Bell Communications Research
Lines: 15

In article <107@h.cs.wvu.wvnet.edu> siping@b.cs.wvu.wvnet.edu (Siping Liu) writes:
>In frame knowledge representation systems, knowledge
>can be inherited through the tree-style world hierarchies.
>i.e., each world has only one parent world.
>
>The question is:
  [Why not allow multiple parents?]

Sure, you can have multiple parents in some frame-inheritence
implementations.  KEE lets you do it.  You should be able to find
some literature on the research problems associated with doing this
type of inheritence gracefully.
-- 
Michael R. Hall                               | Bell Communications Research
"I'm just a symptom of the moral decay that's | nvuxh!hall@bellcore.COM
gnawing at the heart of the country" -The The | bellcore!nvuxh!hall