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Re: language-tagged literal datatypes

From: Jeremy Carroll <jeremy@topquadrant.com>
Date: Mon, 29 Aug 2011 12:35:44 -0700
Message-ID: <4E5BEA10.3080404@topquadrant.com>
To: public-rdf-wg@w3.org
+1 empty lexical and value spaces should be permitted

On 8/29/2011 11:15 AM, Richard Cyganiak wrote:
> 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.
Received on Monday, 29 August 2011 19:36:08 GMT

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