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From: Richard H. McCullough <rhm@cdepot.net>
Date: Wed, 16 Apr 2003 22:31:15 -0700
Message-ID: <000901c304a2$96a7fab0$bd7ba8c0@rhm8200>
To: "Roger L. Costello" <costello@mitre.org>
Cc: <www-rdf-interest@w3.org>

Roger
1. Your description of "Part" is good.
2. "Part" is not a SymmetricProperty, and it is not a FunctionalProperty.
Those are "facts", not "disadvantages".
============ 
Dick McCullough 
knowledge := man do identify od existent done; 
knowledge haspart proposition list; 

----- Original Message ----- 
From: "Roger L. Costello" <costello@mitre.org>
To: <www-rdf-interest@w3.org>
Cc: "Costello,Roger L." <costello@mitre.org>
Sent: Wednesday, April 16, 2003 8:53 AM
Subject: (Updated) Camera Ontology
snip 
> It had never occurred to me to subclass owl:ObjectProperty like this. 
> What do you think of this idea?  What disadvantages are there to
> subclassing ObjectProperty like this?  I believe that a disadvantage is
> that SymmetricProperty and FunctionalProperty would not be useable with
> this subclass, correct? 
> 
> [Richard, I hope that I have accurately portrayed your idea.]
> 
> /Roger
Received on Thursday, 17 April 2003 01:31:32 GMT

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