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- From: sasghm@theseus.unx.sas.com (Gary Merrill)
- Newsgroups: comp.ai.philosophy,sci.logic
- Subject: Re: Self-Reference and Paradox (was Re: Human intelligence...)
- Message-ID: <Bxyv26.Ao3@unx.sas.com>
- Date: 19 Nov 92 14:03:41 GMT
- References: <1992Nov14.151559.13227@oracorp.com> <1992Nov19.093736.28605@aar.alcatel-alsthom.fr>
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- Organization: SAS Institute Inc.
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- In article <1992Nov19.093736.28605@aar.alcatel-alsthom.fr>, vidalnaq@alcatel-alsthom.fr (G. Vidal-Naquet) writes:
-
- |> In my opinion the problem with this type of ssentences is the level they
- |> deal. In my course on logic, I learned that formula expresses a property
- |> of a given structure, or of a class of structures, and that the truth value
- |> of a formula can be determined from the structure. Now the important point
- |> is that there is a distinction betweeen the formula and the structures that
- |> they reference. Such paradox as the liar come from mixing the structure
- |> obtained by formulas and the truth values, with the semantic function that
- |> gives the value of a given formaulas with respect to a structure. That is
- |> essentially mixing a set with functions.
-
- I thought that at one time I was a genuine expert on this stuff. But
- I don't have a clue as to what is meant in the above paragraph. The
- various parts of it seem either unintelligible or obviously false.
- Can anyone reformulate it?
- --
- Gary H. Merrill [Principal Systems Developer, C Compiler Development]
- SAS Institute Inc. / SAS Campus Dr. / Cary, NC 27513 / (919) 677-8000
- sasghm@theseus.unx.sas.com ... !mcnc!sas!sasghm
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