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Re: [ontolog-forum] Models (was The class of the planet Venus)

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From: John F Sowa <sowa@xxxxxxxxxxx>
Date: Fri, 13 Jul 2012 13:07:35 -0400
Message-id: <500055D7.4080402@xxxxxxxxxxx>
On 7/13/2012 12:43 PM, Burkett, William [USA] wrote:
> A bit more to add to the discussion of "models", a "model"
> may have several, likely overlapping,  purposes...    (01)

I agree.    (02)

But all those purposes  -- Inquisitive, Descriptive, Predictive,
Informative, Prescriptive, and Representative -- are consistent
with and can be supported by models that fit the basic definition:    (03)

> Petri... observed that when you say X is a model for Y, that means
> X has some structural similarity Z to an important aspect of Y.    (04)

The reason why people develop models is that they are usually easier
to build, modify, and analyze than the real-world systems they model.    (05)

That property makes them more convenient for all the above purposes.    (06)

John    (07)

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