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Re: ISSUE-126 (Revisit Datatypes): A proposal for resolution

From: Bijan Parsia <bparsia@cs.man.ac.uk>
Date: Tue, 1 Jul 2008 19:05:37 +0100
Message-Id: <2159066D-E21D-4F68-8652-AC8DF6C2521A@cs.man.ac.uk>
Cc: "'Alan Ruttenberg'" <alanruttenberg@gmail.com>, "'Michael Smith'" <msmith@clarkparsia.com>, "'OWL Working Group WG'" <public-owl-wg@w3.org>
To: "Boris Motik" <boris.motik@comlab.ox.ac.uk>

On 1 Jul 2008, at 18:59, Boris Motik wrote:

> Hello,
>
> XML Schema has already departed from the IEEE recommendation  
> because they donít have +0 and -0. These constants are used to  
> express problems arising while evaluating numeric operations; for  
> example, dividing 1 with 0 returns NaN.
>
> How many OWL 2 ontologies containing NaN (that are not a test case)  
> are there? Similarly, why would anyone want to say ďthe weight of  
> individual i1 is +infĒ? I havenít seen a single such ontology.  
> Hence, Iíd just ditch these constants and simplify our task. Iím  
> willing to personally pay 1000 bucks to anyone who runs into  
> practical problems because of that.

How about in a real currency, like pounds? :)

Cheers,
Bijan.
Received on Tuesday, 1 July 2008 18:03:28 UTC

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