Re: Storing data and code in a Db with LISP-like interface
Date: Wed, 03 May 2006 19:39:56 +0200
Message-ID: <4458eaae$0$31655$e4fe514c_at_news.xs4all.nl>
Neo wrote:
>>Can you give 'real' examples?
>
> What is real vs unreal?
'real' as in relevant to the current
universe of discourse, which is two droids who should
not misinterpret eachother (for me that is a purely imaginary
scenery, I don't work with droids - hence the quotes).
[snip]
>>relationship(john, like, mary)
>
>
> In your last example, it appears you have choosen to classify "john
> like mary" as a relationship. I say appears as I am not sure which rule
> you are applying (try replacing each name with an arbitrary letter and
> see if you can determine the relationship between them ie. a(b,c,d)
> ). Is it a fixed/conventional rule that if a function has 3 parameters,
> then the function's name is to classify of all the parameters as a
> whole?
Not AFAIK. (I took it you meant 'if a predicate has arity 3').
> But more importantly, I wouldn't actually classify relationships for
> two reasons:
> 1) It is something that should be derived.
1.1) Why? 1.2) From what? How? 1.3.1) Anyway, we have derived somethings and ... what, base things? 1.3.2) How do we distinguish between derived and non-derived?
> 2) There are way too many relationships to actually classsify them all
> and then which ones will you choose and on what basis. For example not
> only is there a relationship between john and mary, but there is a
> relationship between john and like; and there are relationships between
> symbols within each word; and there are more relationships that are not
> obvious as the human mind's high level of abstraction, obscures them.
>
>
>>No I did not. >>No I won't. >>No, you got wrong what I did. >>As said I didn't even look at earlier scripts >>This time I /did/ use and modify an older script
Context matters. Don't do this, I don't like it at all.
> Your question about things and has made be question some things. I need
> to clear up something that I am not sure is correct. Below is a
> isA-hierarchy where john and mary are persons, red and blue are colors.
> Is there a level above person and color as denoted by the question
> marks? And what is its name? I have asked this question many times over
> many years and gotten different answers. Recently Nick said it was an
> atom. However an atom is something specific to Prolog and related to
> that which it uses to represent things. Can you clarify this?
>
> ???
> person
> john
> mary
> color
> red
> blue
Not really.
(Please accept that this short answer does not mean I did not try).
Received on Wed May 03 2006 - 19:39:56 CEST