W3C home > Mailing lists > Public > www-rdf-comments@w3.org > April to June 2003

Re: problem with closures in RDF Semantics document (version of 6 June 2003)

From: Brian McBride <bwm@hplb.hpl.hp.com>
Date: 09 Jun 2003 16:38:43 +0100
To: pat hayes <phayes@ihmc.us>
Cc: "Peter F. "Patel-Schneider <pfps@research.bell-labs.com>, www-rdf-comments@w3.org
Message-Id: <1055173122.2720.30.camel@mcbride-b-7>

On Mon, 2003-06-09 at 15:57, pat hayes wrote:
> >The wording for closures is not correct.
> >
> >For example, rdf-closures are defined in Section 4.1 using
> >
> >	Apply the rules se1 and se2 and .... to generate all RDF triples
> >	(i.e.[,] until none of the rules apply or the graph is unchanged.)
> >	[sic]
> >
> >However, if an RDF graph contains any triples always possible to apply rule
> >se1 in a way that changes the graph.
> 
> Yes, this needs to be reworded slightly. It is only necessary to use 
> these rules to generate a single generalization of each generalizable 
> triple to produce a closure. I will add prose to this effect.

Does se1 need to fire at all if the object is a bnode?  Similarly se2.

Brian
Received on Wednesday, 11 June 2003 01:56:18 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Friday, 21 September 2012 14:16:32 GMT