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Path: ...!2.eu.feeder.erje.net!feeder.erje.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: olcott <polcott333@gmail.com> Newsgroups: sci.logic,comp.theory Subject: Re: Minimal Logics in the 2020's: A Meteoric Rise --- eternal september failure Date: Mon, 8 Jul 2024 19:00:37 -0500 Organization: A noiseless patient Spider Lines: 56 Message-ID: <v6huj5$12ktu$2@dont-email.me> References: <v67685$6fr5$1@solani.org> <v6cf9d$3viun$3@dont-email.me> <f22abb5f17f657bd1122de3c6339beadf4fb3e8f@i2pn2.org> <v6ch6a$13k$2@dont-email.me> <4ce79acf7c53160136f77603265cc1e5a5d3e34e@i2pn2.org> <v6cpnc$1b3m$2@dont-email.me> <9e59212316a9b258e95a1de7f5cca46fee37861e@i2pn2.org> <v6csla$1otr$2@dont-email.me> <3f12eb90be522441c8b95d17d25767fcaf72ed2d@i2pn2.org> <v6cvqs$5vir$2@dont-email.me> <efced1648cf7ddc1c257d7c4369add3b391dd005@i2pn2.org> <v6d2r0$6cgn$2@dont-email.me> <931fe5b1e73d204bf20a268dd025489e3040371d@i2pn2.org> <v6e5ho$bbcb$2@dont-email.me> <0f3e40caf51b61ebb05c4ec2ae44042bff632017@i2pn2.org> <v6el1u$e6tb$1@dont-email.me> <3c9ef913b1fbbca50c1a4acd02401906646327ed@i2pn2.org> <RpKdnUjg8sjx0Bb7nZ2dnZfqlJydnZ2d@giganews.com> <2d0b6260615af8afac79ee8de57bcd45c2f2056f@i2pn2.org> <v6fk9p$mr5k$1@dont-email.me> <8bd5f2159853ff17ef81b27a85141bccc324e7d9@i2pn2.org> <v6fkrb$mr5k$2@dont-email.me> <v6fl9a$mr5k$3@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 09 Jul 2024 02:00:38 +0200 (CEST) Injection-Info: dont-email.me; posting-host="b5da22ad5ca0d0ccd5a9478202582a44"; logging-data="1135550"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19L1xWkMYpONq1PgCxBJVTu" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:tjxip6mh5XWMfxWqAgHNYufujJI= Content-Language: en-US In-Reply-To: <v6fl9a$mr5k$3@dont-email.me> Bytes: 3718 On 7/7/2024 10:09 PM, olcott wrote: > On 7/7/2024 10:02 PM, olcott wrote: >> >> Formal logic is a subset of this. >> Not-a-logic-sentence(PA,g) ≡ (~True(PA,g) ∧ ~True(PA,~g)) >> There are no truth preserving operations in PA to g or to ~g >> > > https://liarparadox.org/Tarski_275_276.pdf > > Within my analytical framework this Tarski sentence is merely > self-contradictory > > (3) x ∉ Provable if and only if x ∈ True. // (1) and (2) combined > > There are no truth preserving operations in Tarski's > theory to x if and only if There are truth preserving > operations in Tarski's theory to x > There cannot possibly be an infinite proof that proves that there is no finite proof of Tarski x in Tarski's theory The infinite proof of the Goldbach conjecture (if it is true) continues to find more true cases than it had before, thus makes progress towards its never ending goal (if its true). The cycles in the following two cases never make any progress towards any goal they are merely stuck in infinite loops. The Prolog unify_with_occurs_check test means that LP is stuck in an infinite loop that makes no progress towards resolution. I invented Minimal Type Theory to see this, then I noticed that Prolog does the same thing. ?- LP = not(true(LP)). LP = not(true(LP)). ?- unify_with_occurs_check(LP, not(true(LP))). false. LP := ~(L ⊢ LP) 00 ~ 01 01 ⊢ 01, 00 02 L The cycle in the direct graph of LP is an infinite loop that make no progress towards the goal of evaluating LP as true or false. -- Copyright 2024 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer