[Top] [All Lists]

Re: [ontolog-forum] Reality and semantics. [Was: Thing and Class]

To: "[ontolog-forum] " <ontolog-forum@xxxxxxxxxxxxxxxx>
From: Pat Hayes <phayes@xxxxxxx>
Date: Fri, 19 Sep 2008 19:18:18 -0500
Message-id: <61B6CCDF-F3B8-435B-9E0A-7CDCD02FFF3C@xxxxxxx>

On Sep 19, 2008, at 3:10 PM, John F. Sowa wrote:    (01)

> Ed, Pat, and Chris,
> That is a fair statement of what I have always assumed:
> EB> So my tenets:
>> (1) the world itself is whatever it is.
>> (2) our understanding of the world, or any aspect of it, is a  
>> 'model'.
>> (3) our communication of our understanding is an inferior 'model'.
>> I'm not sure whether any of those matches John's philosophy.
>> I think I may be close to the positions of Pat and Chris.
> But Pat complained, and Chris was somewhere in the middle.
> PH>>> But let me ask: why, then, is it implausible to claim that the
>>>> real world is an n-tuple?  After all, what does this mean?  It
>>>> means only that the real world exhibits a structure which can
>>>> be mathematically described in terms of n-tuples.
> CM>> Seems to me pretty clear that it does not mean that!
> PH> But that is exactly what it means. What else COULD it mean?
>> Just apply model-theoretic thinking to the mathematical language
>> itself. Or otherwise, seems to me, you must be assuming that
>> some other semantics is being used when it comes to mathematical
>> language. I don't buy this: but even if I did, I'd want you to
>> tell me what kind of semantics you had in mind.
> Analytic geometry and partial differential equations are much
> better than discrete tuples for describing the physical world.
> And any "model-theoretic thinking" that the world consisted of
> n-tuples would make it impossible to apply the limit methods
> of calculus (unless you assumed that the world consisted of
> uncountable infinities of n-tuples).    (02)

Nonsense. Check out what kind of tuple we are talking about here: a  
universe and a pair of interpretation mappings. We aren't talking  
about finite-element analysis.    (03)

Pat    (04)

Message Archives: http://ontolog.cim3.net/forum/ontolog-forum/  
Subscribe/Config: http://ontolog.cim3.net/mailman/listinfo/ontolog-forum/  
Unsubscribe: mailto:ontolog-forum-leave@xxxxxxxxxxxxxxxx
Shared Files: http://ontolog.cim3.net/file/
Community Wiki: http://ontolog.cim3.net/wiki/ 
To Post: mailto:ontolog-forum@xxxxxxxxxxxxxxxx    (05)

<Prev in Thread] Current Thread [Next in Thread>