W3C home > Mailing lists > Public > public-semweb-lifesci@w3.org > May 2007

Re: [hcls] Temporal relations, n-ary relations, 4D ontologies

From: <samwald@gmx.at>
Date: Tue, 22 May 2007 18:29:11 +0200
Cc: public-semweb-lifesci@w3.org
Message-ID: <20070522162911.295950@gmx.net>
To: Chris Mungall <cjm@fruitfly.org>

> I think it matters a lot if people are to use AFO and use it  
> consistently. What is the domain and range of located_in? things like  
> P_at_time_1 or things like P? Or can it be either?

It can be either. There are no disjoint classes of 'object' and 'object at time t'. Every object or process in reality exists during a certain time span (at least that is the view of AFO).

Matthias Samwald


Yale Center for Medical Informatics, New Haven /
Section on Medical Expert and Knowledge-Based Systems, Vienna /

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Received on Tuesday, 22 May 2007 16:29:30 UTC

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