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Re: Meta-level requirements for RIF

From: Adrian Walker <adrianw@snet.net>
Date: Tue, 18 Apr 2006 15:47:03 -0400
Message-Id: <>
To: Francois Bry <bry@ifi.lmu.de>
Cc: public-rule-workshop-discuss@w3.org

Francois --

At 06:43 PM 4/18/2006 +0200, you wrote:
>Semantics requirement for RIF: In my opinion, a declarative semantics
>is needed


However, there is a problem.  W3C folks seem to lean strongly towards open 
world, whereas database (and most other) folks mostly use closed world and 
negation as failure.

In OW, if Adrian is not in the list of people who work for W3C, you cannot 
conclude that Adrian does not work for W3C.  In CW you can.


Internet Business Logic (R)
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Online at www.reengineeringllc.com
Shared use is free

Adrian Walker
PO Box 1412
CT 06011-1412 USA

Phone: USA 860 583 9677
Cell:    USA  860 830 2085
Fax:    USA  860 314 1029
Received on Tuesday, 18 April 2006 19:47:32 UTC

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