Re: xsd:unsignedByte + xsd:unsignedShort = xsd:decimal?

I agree with your interpretation so I have forwarded this to the working group.

	Andy

Jan Wielemaker wrote:
> Hi,
> 
> According to SPARQL test 'typePromotion-decimal-decimal-pass' (below),
> adding unsignedByte to unsignedShort should return xsd:decimal.
> According to http://www.w3.org/TR/xpath-functions/#numeric-functions however
> this should be xsd:integer (which makes more sense to me).  Am I correct to
> conclude this test is wrong?
> 
> 	Thanks --- Jan
> 
> # Positive test: product of type promotion within the xsd:decimal type tree.
> # $Id: typePromotion-decimal-decimal-pass.rq,v 1.2 2006/01/13 15:24:07 eric 
> Exp $
> 
> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
> PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
> SELECT ?one ?two
>  WHERE { ?one rdf:value ?oneL .
>          ?two rdf:value ?twoL .
>          FILTER ( datatype(?oneL) = xsd:unsignedByte &&
>                   datatype(?twoL) = xsd:unsignedShort &&
>                   datatype(?oneL + ?twoL) = xsd:decimal ) }
> 
> 
>