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Article #792

Re: Semantics of Set Theory

#792
From: Michael Zeleny
Date: Tue, 05 Jan 1993 12:20
95 lines
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In article <1992Dec31.194703.19066@guinness.idbsu.edu>
holmes@opal.idbsu.edu (Randall Holmes) writes:

>In article <1992Dec31.112231.18915@husc3.harvard.edu>
zeleny@husc10.harvard.edu (Michael Zeleny) writes:

>>In article <1992Dec28.190416.1204@guinness.idbsu.edu> 
>>holmes@opal.idbsu.edu (Randall Holmes) writes:

Randall, let us try attending to our words in a way that would obviate
the necessity of saying everything more than once.

>[...]

MZ:
>>I reiterate that an adequate semantical theory has no choice but to
>>recognize the reified ranges of quantification of its object language
>>as _bona fide_ objects.  It is not taking unfair advantage of
>>Randall's NF advocacy to indicate that a Quinean (cf. "On What There
>>Is") or, for that matter, Churchian (cf. "Ontological Commitment")
>>semanticist, who recognizes the maxim stipulating that each theory
>>carries an ontological commitment to its ranges of quantification, is
>>_ipso facto_ obligated, when scrutinizing his semantical theory,
>>including this very maxim, to extend his ontological commitment to
>>*its* ranges of quantification, comprised of theories and their
>>ranges.  This point is so simple and incontrovertible, that no further
>>elaboration ought to be necessary, and I can't help wondering why
>>Randall is unwilling to accept it.

RH:
>The point is simple and incontrovertible if I admit that my complete
>working theory has a semantics in this sense; I don't.  Only theories
>whose domains and all predicates and relations of which are sets have
>semantics in this sense.  Any interpretation of NFU or ZFC which has
>semantics in this sense is an unintended interpretation.  This is a
>technical sense of "having semantics"; certainly terms of either
>theory refer to objects in the world and sentences of either theory
>make assertions about the world.

The technical sense of "having semantics", is to be possessed of an
interpretation, either extensional (truth functional) or intensional
(propositional).  Thus accepting your point is tantamount to accepting
a choice between ruling that meta-ZFC discourse is necessarily
meaningless, or that your understanding of its intended interpretation
is wrong.

>[...]

RH:
>>>Reference in one's own language is inscrutable to oneself; I think
>>>that the success or failure of the reference of our terms depends
>>>ultimately on factors external to us, and I see no reason to believe
>>>that we should have unrestricted access to our own semantics.

MZ:
>>I do not understand this appeal to inscrutability; surely it is not
>>justified by anything claimed by Quine ("Ontological Relativity"), --
>>each Quinean native is perfectly capable of articulating the
>>disquotational scheme
>>	"Gavagai" refers to gavagai.  
>>If Quine argues that inscrutability of reference is not limited to the
>>cases of radical translation between different languages, and that "we
>>can reproduce the inscrutability of reference at home", he does so in
>>the context of analyzing the case of "homophonic translation" of his
>>neighbor's idiolect.  Surely this is a far cry from blithely claiming
>>that "reference in one's own language is inscrutable to oneself", --
>>one is generally not required to homophonically translate his own
>>idiolect.  Randall, I entreat you to abstain from non-standard
>>philosophical use of technical terms.

RH:
>What I mean is nothing more profound than that our reference relation
>cannot be expressed in our own language (a standard result along the
>lines of Tarski).  Certainly fragments of it can be so expressed; I
>can say that "this hat" refers to this hat, but the meaning of
>"refers" here must have some restriction.  I don't think this is
>nonstandard; Quine makes similar points.  You really must not assume
>that I am a follower of Quine.  I often agree with him; I have taken
>relatively little directly from him.

Partial expression is enough for my purposes.  In any case, the
situation you cite is most emphatically not what is alleged to be
inscrutability of reference.

>-- 
>The opinions expressed		|     --Sincerely,
>above are not the "official"	|     M. Randall Holmes
>opinions of any person		|     Math. Dept., Boise State Univ.
>or institution.			|     holmes@opal.idbsu.edu


cordially,
mikhail zeleny@husc.harvard.edu
"Les beaulx bastisseurs nouveaulx de pierres mortes ne sont escriptz
en mon livre de vie.  Je ne bastis que pierres vives: ce sont hommes."
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Path: arc1-ca.pugleaf.net!sparky!uunet!think.com!hsdndev!husc-news.harvard.edu!husc10.harvard.edu!zeleny
References: <1992Dec28.190416.1204@guinness.idbsu.edu> <1992Dec31.112231.18915@husc3.harvard.edu> <1992Dec31.194703.19066@guinness.idbsu.edu>

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Path: arc1-ca.pugleaf.net!sparky!uunet!think.com!hsdndev!husc-news.harvard.edu!husc10.harvard.edu!zeleny
From: zeleny@husc10.harvard.edu (Michael Zeleny)
Newsgroups: sci.philosophy.tech,sci.logic
Subject: Re: Semantics of Set Theory
Message-ID: <1993Jan5.072046.19013@husc3.harvard.edu>
Date: 5 Jan 93 12:20:45 GMT
References: <1992Dec28.190416.1204@guinness.idbsu.edu> <1992Dec31.112231.18915@husc3.harvard.edu> <1992Dec31.194703.19066@guinness.idbsu.edu>
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