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Re: A possible structure of the datatype system for OWL 2 (related to ISSUE-126)

From: Alan Ruttenberg <alanruttenberg@gmail.com>
Date: Wed, 9 Jul 2008 17:11:30 +0100
Message-Id: <559E43FA-224A-4003-92CB-0824150D4E6D@gmail.com>
Cc: Evan Wallace <ewallace@cme.nist.gov>, public-owl-wg@w3.org
To: Rob Shearer <rob.shearer@comlab.ox.ac.uk>

On Jul 9, 2008, at 4:54 PM, Rob Shearer wrote:

> I completely agree that a final proposal must deal with  
> peculiarities of infinities, multiple zeros, and NaN. We have not  
> yet addressed those issues, but there are many possible solutions  
> entirely compatible the presented proposal.
> My hope was to find agreement on the general structure of the  
> datatype system, pending a satisfactory solution to these specific  
> technical problems.

Thanks for the clarification. I'd like this too.


> On 9 Jul 2008, at 15:22, Evan Wallace wrote:
>> Let me go on record as opposing proposals that simple gloss over  
>> the peculiarities of
>> float and double and treat them as reals (thus I am agreeing with  
>> Bijan's and Michael Smith's
>> positions).  I would vastly prefer that we define our own real  
>> type and use some explicit
>> type coercion to compare values across these and other datatypes.
>> -Evan
Received on Wednesday, 9 July 2008 16:12:09 UTC

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