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Path: ...!news.tomockey.net!2.eu.feeder.erje.net!feeder.erje.net!weretis.net!feeder8.news.weretis.net!reader5.news.weretis.net!news.solani.org!.POSTED!not-for-mail From: Mild Shock <janburse@fastmail.fm> Newsgroups: sci.logic,comp.theory Subject: Re: Truth Bearer or Truth Maker Date: Thu, 25 Jul 2024 11:47:27 +0200 Message-ID: <v7t6vf$b7h8$1@solani.org> References: <v7rohj$9t9k$2@solani.org> <v7rpra$1sv5t$2@dont-email.me> <v7rsko$9vkk$1@solani.org> <v7rtu5$1tp9a$1@dont-email.me> <e197c26d636042212a7a60c04d8dff0803bb2503@i2pn2.org> <v7s6v0$1v7h9$1@dont-email.me> <v7t6m2$b7d9$1@solani.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Thu, 25 Jul 2024 09:47:27 -0000 (UTC) Injection-Info: solani.org; logging-data="368168"; mail-complaints-to="abuse@news.solani.org" User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0 SeaMonkey/2.53.18.2 Cancel-Lock: sha1:9l4Kua1wziwR/rv8bisR/TShpbU= X-User-ID: eJwNwokRACEIBLCWQB6hHNnV/ku4myQsNbE9Iz3ebwQhN1rW7DpRzUUIYPE44noO6GU3G2Wk3UnlKCjClf0BXvAWDQ== In-Reply-To: <v7t6m2$b7d9$1@solani.org> Bytes: 3023 Lines: 57 But its even not necessary to follow such a strict program to regain the "finite" character of logic. Even if we stick to classical logic, Gödels incompleteness theorem shows that this classical logic stil has some "finite" limitations, in that a axiomatization of arithmetic, will still not fully capture the intended model of arithmetic, in that the axiomatization will necessarily have at least one sentences which is not truth bearing in Olcotts words: https://en.wikipedia.org/wiki/G%C3%B6del's_incompleteness_theorems Putting another Olcott label on the bottle doesn't change the content of the bottle. Mild Shock schrieb: > Most of the fallacies arise, since originally > logic was only made for the every day finite. > Applying it to the infinite automatically gets > > you into muddy waters. Take sentence such as > > Goldbach's conjecture > every even natural number greater than 2 is > the sum of two prime numbers > > It contains a forall quantifier. And its an > infinite forall quantifier. Its a not a finite > quantifier such as "all my kitchen utils", > > its an infinite quantifier "every even natural > number". In the intented model of arithmetic > the above sentence has a truth value. > > By classical logic we should even have, this > is a form of LEM, namely: > > ∀x G(x) v ∃x ~G(x) > > Without knowning which one of the sides is > true, and without knowing whether we look at > the intented model of arithmetic or not. > > Such a generalization is for example > rejected in intuitionistic logic, which tries > to regain some of the "finite" character of logic. > > olcott schrieb: >> In other words there really is no such thing as true >> because "a fish" is neither true nor false in English. >