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Re: On the context sensitivity of the QName Schema Datatype

From: Mikael Nilsson <mikael@nilsson.name>
Date: Sat, 16 Feb 2008 09:35:23 +0100
To: Dan Connolly <connolly@w3.org>
Cc: noah_mendelsohn@us.ibm.com, www-tag@w3.org
Message-Id: <1203150923.6677.4.camel@daneel>

fre 2008-02-15 klockan 17:00 -0600 skrev Dan Connolly:
> > 
> > For some datatypes, notably QName and NOTATION, the mapping from lexical 
> > representations to values is context-dependent..."
> > 
> > So, while you (or maybe I) might prefer that the design were different, I 
> > don't think it's fair to imply that the Recommendation is contradictory. 
> > It makes quite clear that context-dependent lexical mappings are allowed.
> clear as mud, to me. "a function on the
>   ·lexical space· onto the ·value space·" admits no context sensitivity.

I fully agree with Dan here - the definition is inconsistent with the
mathematical notion of function. 

The text would be greatly helped by making the implicit assumption of a
context explicit. That's particularly true as that assumption (as Pat
said) may fail in other situations, notably RDF.



Plus ça change, plus c'est la même chose
Received on Saturday, 16 February 2008 08:35:27 UTC

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