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Re: A shot at http://www.w3.org/2000/03/rdf-tracking/Overview.html#rdfms-resource-semanti cs

From: Frank Boumphrey <bckman@ix.netcom.com>
Date: Fri, 11 May 2001 00:25:06 -0400
Message-ID: <010a01c0d9d2$5e87ede0$9acd79a5@preferreduser>
To: "Aaron Swartz" <aswartz@upclink.com>, <jos.deroo.jd@belgium.agfa.com>, "Brian McBride" <bwm@hplb.hpl.hp.com>
Cc: <martyn.horner@profium.com>, <w3c-rdfcore-wg@w3.org>
> I think this is a mistake -- there are many pages which return the
same
> entity (the same set of text) but we cannot assume from this that
they have
> equivalent resources.

This is true.

 i have a page that is described by an URL.

I change the page, the resource identification (the URL) remains the
same, but the entity changes.

OTH

I have two pages that are identical (e.g. gutenberg.hwg.org & www.
hypermedic.com/gutenberg) but they are not the same resource.

frank
----- Original Message -----
From: "Aaron Swartz" <aswartz@upclink.com>
To: <jos.deroo.jd@belgium.agfa.com>; "Brian McBride"
<bwm@hplb.hpl.hp.com>
Cc: <martyn.horner@profium.com>; <w3c-rdfcore-wg@w3.org>
Sent: Tuesday, May 08, 2001 7:50 PM
Subject: Re: A shot at
http://www.w3.org/2000/03/rdf-tracking/Overview.html#rdfms-resource-se
manti cs


> Brian McBride wrote:
>
> >  Two resources r1 and r2 can be mapped by D to the same entity.
In that case
> >  we say they are equivalent.
>
> I think this is a mistake -- there are many pages which return the
same
> entity (the same set of text) but we cannot assume from this that
they have
> equivalent resources. To do so would be a grave mistake.
>
> The entity returned may vary over time while the resource stays the
same.
> Just because at one point in time they return the same entity does
not mean
> that they always will.
>
> --
> Aaron Swartz <me@aaronsw.com>|               RSS Info
>   <http://www.aaronsw.com>   |   <http://www.blogspace.com/rss/>
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>
>
Received on Friday, 11 May 2001 00:14:49 EDT

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