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Re: [ontolog-forum] Last Call: OWL 2 and rdf:text primitive datatype

To: "[ontolog-forum] " <ontolog-forum@xxxxxxxxxxxxxxxx>
Cc: Sandro Hawke <sandro@xxxxxx>, public-owl-comments@xxxxxx
From: "Richard H. McCullough" <rhm@xxxxxxxxxxxxx>
Date: Sun, 26 Apr 2009 13:34:51 -0700
Message-id: <9D40EA54A2C84AAB9B48C3D1845B292B@rhm8200>
----- Original Message ----- 
From: "John F. Sowa" <sowa@xxxxxxxxxxxx
> In current terminology, we have three terms 'set', 'class', and 'type'.
> The words 'set' and 'type' have long histories in both technical and
> informal usage, and there is no confusion about their meanings.
> The word 'class' has been used in so many conflicting ways in both
> technical and informal usage that it causes a great deal of confusion.
> Therefore, my recommendation is to prefer the words 'set' and 'type'
> for all metalevel usage, both technical and informal.  The word
> 'class' could still be used for particular languages in which it
> is endemic.  But to promote precision, the words 'set' and 'type'
> should be preferred for all cross-language discussions.
> John Sowa
Don't forget the word 'concept', as used in natural language.
The Rand ITOE 1990 book is a good reference for concept-related
terminology.  Rand terminology is based on Aristotle.
My tabula rasa terminology is based on Rand.    (01)

> Dick McCullough
http://mkrmke.org    (02)

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