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Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: olcott <polcott333@gmail.com> Newsgroups: comp.theory Subject: Re: Turing Machine computable functions apply finite string transformations to inputs VERIFIED FACT Date: Wed, 30 Apr 2025 09:58:52 -0500 Organization: A noiseless patient Spider Lines: 68 Message-ID: <vutdrd$gmbi$1@dont-email.me> References: <vu6lnf$39fls$2@dont-email.me> <vuj18i$2lf64$6@dont-email.me> <f0d3f2e87d9a4e0b0f445f60a33d529f41a4fcf7@i2pn2.org> <vuj55m$2lf64$10@dont-email.me> <vuj8h3$2uahf$3@dont-email.me> <vujfuu$35hcg$1@dont-email.me> <65dddfad4c862e6593392eaf27876759b1ed0e69@i2pn2.org> <vujlj0$3a526$1@dont-email.me> <vujln7$32om9$8@dont-email.me> <vujmmm$3a526$2@dont-email.me> <vujmrj$32om9$9@dont-email.me> <vujtcb$3gsgr$1@dont-email.me> <vuju44$3hnda$1@dont-email.me> <vuk47o$3qkbb$1@dont-email.me> <vuk6b6$3l184$1@dont-email.me> <vuls34$1bf1j$4@dont-email.me> <vun87k$2m24h$2@dont-email.me> <vunb06$2fjjl$5@dont-email.me> <vuo57j$3h5l9$2@dont-email.me> <vuoath$3ljma$1@dont-email.me> <vuohgi$3td7u$1@dont-email.me> <vuonh6$2g74$2@dont-email.me> <vupeor$qf60$1@dont-email.me> <vupu0r$18vrc$1@dont-email.me> <vuqj5u$1rljg$1@dont-email.me> <vuqrgb$23cfh$1@dont-email.me> <vuravu$2hkih$2@dont-email.me> <98c0a6a5014472ed9fe2d160eaa0c0ab760da5ee@i2pn2.org> <vuseja$3k8l9$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Wed, 30 Apr 2025 16:58:54 +0200 (CEST) Injection-Info: dont-email.me; posting-host="513b7ff7137ccbc73f1df5ad6a929a2f"; logging-data="547186"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19Xa0wLXLBaEkIoO+J/oxnz" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:Seeo14+GE8ZiRDDV8okvBQWdp/Q= X-Antivirus-Status: Clean Content-Language: en-US X-Antivirus: Norton (VPS 250430-2, 4/30/2025), Outbound message In-Reply-To: <vuseja$3k8l9$1@dont-email.me> On 4/30/2025 1:05 AM, Richard Heathfield wrote: > On 30/04/2025 03:45, Richard Damon wrote: >> On 4/29/25 3:57 PM, olcott wrote: >>> On 4/29/2025 10:33 AM, Fred. Zwarts wrote: >>>> Op 29.apr.2025 om 15:11 schreef olcott: > > <snip> > >>>>> No H can possibly see the behavior of P(D) >>>>> when-so-ever D has defined a pathological >>>>> relationship with H this >>>> >>>> makes it impossible for H to see the behaviour of P(D). >>>> The behaviour of P(D) does not change, but H does not see it. >>> >>> H MUST REPORT ON THE BEHAVIOR THAT IT DOES SEE >>> >> >> No, it must report on the behavior that exists. >> >> It is only ABLE to correctly report on behavior it can "see", but >> there is no structural restriction that says we can't ask it about >> something that it can't see. > > Nor is there any restriction that says it can't deduce behaviour it > can't see, simply by reading the tapes. > It is ONLY allowed to derive its output by applying finite string transformations to its input. For the HHH/DD pair these must be the finite string transformations specified by the x86 language. For the embedded_H / ⟨Ĥ⟩ ⟨Ĥ⟩ pair these transformations are specified by the Linz template. When Ĥ is applied to ⟨Ĥ⟩ Ĥ.q0 ⟨Ĥ⟩ ⊢* embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ ⊢* Ĥ.qy ∞ Ĥ.q0 ⟨Ĥ⟩ ⊢* embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ ⊢* Ĥ.qn Above adapted from bottom of page 2 https://www.liarparadox.org/Linz_Proof.pdf (a) Ĥ copies its input ⟨Ĥ⟩ (b) Ĥ invokes embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ (c) embedded_H simulates ⟨Ĥ⟩ ⟨Ĥ⟩ (d) simulated ⟨Ĥ⟩ copies its input ⟨Ĥ⟩ (e) simulated ⟨Ĥ⟩ invokes simulated embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ (f) simulated embedded_H simulates ⟨Ĥ⟩ ⟨Ĥ⟩ (g) goto (d) with one more level of simulation > Mr Olcott seems unable to recognise this possibility. Having built his > hammer, he is determined to see the Halting Problem as a nail that > cannot withstand being pounded hard enough. > > Unfortunately for him, the problem is more like a 16 puzzle with two > tiles swapped. If he plays by the rules there is no solution, no matter > how hard he hits it. > > This is why he keeps trying to change the rules, with word salad like > 'pathological self-reference', when self-reference is the whole reason > the proof works. > -- Copyright 2025 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer