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Re: Some Embedding necessary for RIF-Simple - Was Re: [TF-Ent] RIF Core Entailment section

From: Chimezie Ogbuji <ogbujic@ccf.org>
Date: Sun, 14 Mar 2010 21:03:22 -0400
To: "Chimezie Ogbuji" <ogbujic@ccf.org>, "Ivan Herman" <ivan@w3.org>
cc: "Birte Glimm" <birte.glimm@comlab.ox.ac.uk>, "SPARQL Working Group WG" <public-rdf-dawg@w3.org>, "Axel Polleres" <axel.polleres@deri.org>, "Sandro Hawke" <sandro@w3.org>, "Jos de Bruijn" <debruijn@inf.unibz.it>
Message-ID: <C7C2FF9A.1055F%ogbujic@ccf.org>
One clarification.

On 3/14/10 8:48 PM, "Chimezie Ogbuji" <ogbujic@ccf.org> wrote:
> <Rempty,G''>

This should be R' (which has the single import directive in it).
 
> Where G'' is sk(G'):
> <unique-URI-1> rdf:type <unique-URI-2> (lets refer to this triple as t1)

Even so, 

I_truth(I_isa(<unique-URI-1>^^rif:iri,<unique-URI-2>^^rif:iri))

Is still false.  Since the R' doesn't have

<unique-URI-1>^^rif:iri # <unique-URI-2>^^rif:iri

in it (without some embedding).

-- Chime


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Received on Monday, 15 March 2010 01:04:12 GMT

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