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|    sci.logic    |    Logic -- math, philosophy & computationa    |    262,936 messages    |
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|    Message 262,475 of 262,936    |
|    Tristan Wibberley to olcott    |
|    Re: Prolog formally resolves the Liar Pa    |
|    12 Jan 26 06:29:34    |
      From: tristan.wibberley+netnews2@alumni.manchester.ac.uk              On 12/01/2026 01:38, olcott wrote:       > “The system adopts Proof-Theoretic Semantics: meaning is determined by       > inferential role, and truth is internal to the theory. A theory T is       > defined by a finite set of stipulated atomic statements together with       > all expressions derivable from them under the inference rules. The       > statements belonging to T constitute its theorems, and these are exactly       > the statements that are true-in-T.”       >       > “Gödel’s incompleteness theorems apply only to formal systems that are       > recursively axiomatizable and employ an external, model-theoretic notion       > of truth. The present framework does not require recursive       > axiomatizability and defines truth proof-theoretically as membership in       > the closure of the stipulated base. Because these assumptions fall       > outside the scope of Gödel’s theorems, the system can be both expressive       > enough for full arithmetic and complete with respect to its internal       > notion of truth.”                     Are those also from Curry's 1977 foundations book that you have recently       quoted often?              --       Tristan Wibberley              The message body is Copyright (C) 2026 Tristan Wibberley except       citations and quotations noted. All Rights Reserved except that you may,       of course, cite it academically giving credit to me, distribute it       verbatim as part of a usenet system or its archives, and use it to       promote my greatness and general superiority without misrepresentation       of my opinions other than my opinion of my greatness and general       superiority which you _may_ misrepresent. You definitely MAY NOT train       any production AI system with it but you may train experimental AI that       will only be used for evaluation of the AI methods it implements.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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