- From: Graham Klyne <Graham.Klyne@MIMEsweeper.com>
- Date: Tue, 01 Oct 2002 16:53:37 +0100
- To: Brian McBride <bwm@hplb.hpl.hp.com>
- Cc: Frank Manola <fmanola@mitre.org>, RDF Core <w3c-rdfcore-wg@w3.org>
At 11:14 AM 10/1/02 +0100, Brian McBride wrote: >>b. is the answer the same given the following RDF/XML >> >> <rdf:Description rdf:about="Jenny"> >> <foo:age>10</foo:age> >> </rdf:Description> >> <rdf:Description rdf:about="Film"> >> <foo:title>10</foo:title> >> </rdf:Description> >> >>together with a schema declaration >> >><rdf:Description rdf:about="#age"> >> <rdfs:range rdf:resource="&xsd;integer"/> >></rdf:Description> > >This is an interesting one. With untidy, then its a can't tell >again. With tidy, its a contradiction. The argument above said that >Jenny's age wasn't equal to xsd:integer"10". In fact its not equal to any >xsd:integer, therefore the value given is inconsistent with the range >constraint. > >Does this hold water? Do others disagree? I agree with your analysis (except for a nit: I'd say that it's logically false rather than a contradiction, because RDF can't express contradictions). #g ------------------- Graham Klyne <GK@NineByNine.org>
Received on Tuesday, 1 October 2002 15:06:39 UTC