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RE: ISSUE-83 (Vipul): Property Chain Axiom: P1 o P2 => P2 o P1

From: Kashyap, Vipul <VKASHYAP1@PARTNERS.ORG>
Date: Fri, 30 Nov 2007 09:52:29 -0500
Message-ID: <DBA3C02EAD0DC14BBB667C345EE2D1240180CB4E@PHSXMB20.partners.org>
To: <public-owl-wg@w3.org>


Yes, that is correct.

---Vipul 

> -----Original Message-----
> From: public-owl-wg-request@w3.org 
> [mailto:public-owl-wg-request@w3.org] On Behalf Of Michael Smith
> Sent: Friday, November 30, 2007 8:58 AM
> To: OWL Working Group WG
> Subject: Re: ISSUE-83 (Vipul): Property Chain Axiom: P1 o P2 
> => P2 o P1
> 
> 
> 
> On Thu, 2007-11-29 at 20:58 +0000, OWL Working Group Issue Tracker
> wrote:
> > 
> > ISSUE-83 (Vipul): Property Chain Axiom: P1 o P2 => P2 o P1
> 
> > Skin of the finger is part of the skin of the hand.
> > covers o part --> part o covers
> 
> To clarify, property chains are currently only allowed in the "sub
> position" of subproperty axioms and you'd like to use them in both the
> sub and super positions?  I.e., a change like the following in the
> Syntax document [1] 
> 
> subObjectPropertyOf := 'SubObjectPropertyOf' '(' { annotation 
> } subObjectPropertyExpression subObjectPropertyExpression ')'
> 
> -- 
> Mike Smith
> 
> Clark & Parsia
> 
> [1] http://www.w3.org/2007/OWL/wiki/Syntax#Object_Property_Axioms
> 
> 

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Received on Friday, 30 November 2007 14:52:58 GMT

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