Re: possible semantic bugs concerning domain and range

• From: Peter F. Patel-Schneider <pfps@research.bell-labs.com>
• Date: Mon, 23 Sep 2002 20:55:42 -0400 (EDT)
• To: jonathan@openhealth.org
• Cc: phayes@ai.uwf.edu, www-webont-wg@w3.org
• Message-Id: <20020923.205542.35635722.pfps@research.bell-labs.com>

From: "Jonathan Borden" <jonathan@openhealth.org>
Subject: Re: possible semantic bugs concerning domain and range
Date: Mon, 23 Sep 2002 20:35:15 -0400

> Peter F. Patel-Schneider wrote:
> >
> > RDFS already allows multiple ranges, just as does OWL, and gives them
> > intersection semantics, just as does OWL.
> >
> 
> Hrmmph ... this seems counterintuitive, I'd assumed that RDFS applied
> union-of semantics to multiple ranges.

This was changed a long time ago.

> I suspect that this entire argument depends on whether intersection vs.
> union semantics are applied to multiple rdfs:ranges...

> Jonathan

peter

Received on Monday, 23 September 2002 20:55:51 UTC