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

 
> 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).

cheers,
Matthias Samwald

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Yale Center for Medical Informatics, New Haven /
Section on Medical Expert and Knowledge-Based Systems, Vienna /
http://neuroscientific.net



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