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Re: language-tagged literal datatypes

From: Richard Cyganiak <richard@cyganiak.de>
Date: Mon, 29 Aug 2011 19:15:33 +0100
Cc: public-rdf-wg@w3.org
Message-Id: <13397DC1-8605-41E6-AF0B-9727A5B0D700@cyganiak.de>
To: Andy Seaborne <andy.seaborne@epimorphics.com>
Andy,

On 29 Aug 2011, at 18:04, Andy Seaborne wrote:
>>> The "non-empty lexical space" restriction seems to be artificial.
>> 
>> What's the reference for that restriction? AFAICT, an empty lexical space is consistent with RDF 2004 and XSD (1.0 and 1.1).
> 
> http://www.w3.org/TR/rdf-mt/#dtype_interp
> 
> Point 1:
> 
> [[
> Formally, a datatype d is defined by three items:
> 
> 1. a non-empty set of character strings called the lexical space of d;
> 
> 2. a non-empty set called the value space of d;
> 
> 3. a mapping from the lexical space of d to the value space of d, called the lexical-to-value mapping of d.
> 
> The lexical-to-value mapping of a datatype d is written as L2V(d).
> ]]

Oh. Thanks, I hadn't seen this.

I'd call it a buglet in RDF Semantics.

This is now ISSUE-76:
http://www.w3.org/2011/rdf-wg/track/issues/76

Best,
Richard
Received on Monday, 29 August 2011 18:16:02 GMT

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