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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Mikko <mikko.levanto@iki.fi> Newsgroups: comp.theory Subject: =?utf-8?Q?Re:_A_simulating_halt_decider_applied_to_the_The_Peter_Linz_Turing_Machine_description_=E2=9F=A8=C4=A4=E2=9F=A9_--_key_details?= Date: Mon, 3 Jun 2024 18:19:51 +0300 Organization: - Lines: 63 Message-ID: <v3kmun$3unpj$1@dont-email.me> References: <v2nsvh$1rd65$2@dont-email.me> <v329t8$3mh0$2@dont-email.me> <v32ait$28n58$4@i2pn2.org> <v32bvc$48pj$1@dont-email.me> <v32cko$2937i$1@i2pn2.org> <v32nsa$6fo3$1@dont-email.me> <v32tfs$29dee$1@i2pn2.org> <v331mf$84p2$1@dont-email.me> <v332ci$29def$2@i2pn2.org> <v33790$8u5p$1@dont-email.me> <v337r0$29dee$2@i2pn2.org> <v338c5$94g8$1@dont-email.me> <v339kr$29dee$3@i2pn2.org> <v33aj7$9f3u$1@dont-email.me> <v33bo5$29def$4@i2pn2.org> <v33dt7$dlnv$1@dont-email.me> <v33f6d$29dee$4@i2pn2.org> <v33g9j$e3ug$1@dont-email.me> <v33gss$29def$6@i2pn2.org> <v33hbf$e6qn$1@dont-email.me> <v34fg0$2bb65$2@i2pn2.org> <v36pgt$12lh7$1@dont-email.me> <v379la$159q4$2@dont-email.me> <v398hu$1j7to$1@dont-email.me> <v39ue9$1mtd9$3@dont-email.me> <v3chls$280e0$1@dont-email.me> <v3cqnm$29gdk$1@dont-email.me> <v3ek0l$2maau$1@dont-email.me> <v3fbme$2qsgd$1@dont-email.me> <v3h7dn$38sid$1@dont-email.me> <v3hqqd$3bkv5$2@dont-email.me> <v3jtj4$3qgmo$1@dont-email.me> <v3ke2r$3t5s5$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Mon, 03 Jun 2024 17:19:52 +0200 (CEST) Injection-Info: dont-email.me; posting-host="0724530065624955e856c446f16213de"; logging-data="4153139"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+kgXFuUIFiGRLELU6x6a5E" User-Agent: Unison/2.2 Cancel-Lock: sha1:CEvHvD7cG81jVTLC4GV8MozyI2o= Bytes: 4116 On 2024-06-03 12:48:26 +0000, olcott said: > On 6/3/2024 3:07 AM, Mikko wrote: >> On 2024-06-02 13:07:25 +0000, olcott said: >> >>> On 6/2/2024 2:36 AM, Mikko wrote: >>>> On 2024-06-01 14:37:01 +0000, olcott said: >>>> >>>>> On 6/1/2024 2:52 AM, Mikko wrote: >>>>>> On 2024-05-31 15:35:18 +0000, olcott said: >>>>> >>>>>>> >>>>>>> When Ĥ is applied to ⟨Ĥ⟩ >>>>>>> Ĥ.q0 ⟨Ĥ⟩ ⊢* embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ ⊢* Ĥ.qy ∞ >>>>>>> Ĥ.q0 ⟨Ĥ⟩ ⊢* embedded_H ⟨Ĥ⟩ ⟨Ĥ⟩ ⊢* Ĥ.qn >>>>>> >>>>>> Of those two lines one is false. >>>>>> As embedded_H is a copy of H both lines imply that H is not a halt decider. >>>>>> >>>>>>> *Formalizing the Linz Proof structure* >>>>>>> ∃H ∈ Turing_Machines >>>>>>> ∀x ∈ Turing_Machine_Descriptions >>>>>>> ∀y ∈ Finite_Strings >>>>>>> such that H(x,y) = Halts(x,y) >>>>>> >>>>>> As already noted, the above is not a part of a proof structure. >>>>>> >>>>> >>>>> Unless and until you provide reasoning to back that up it counts >>>>> as if you said nothing about it. >>>> >>>> If there are no more questions about the details of the reasoning >>>> we may assume that the presiented reasoning is sufficieant. >>>> >>> >>> The above <is> the structure of his proof your empty assertion utterly >>> bereft of any supporting (EAUBoaSR)) reasoning counts for zilch. >> >> Those how know what "structure" means can see that it is not a structure. >> >>> Linz claims that of every Turing Machine there are none that solve the >>> halting problem. >> >> And proves the claim. >> >>> ∃!H ∈ Turing_Machines (What Richard was saying) >>> would say that there does not exist exactly one Turing Machine that >>> solves the halting problem thus fails if there are more than one. >> >> Irrelevant as that is not what Linz' says. >> And you should not lie about Rchard. >> > > Richard was confused bout this. Linz words were confusing > unless one had read many other proofs one might be confused. Anybody can be confused about your delusions. I havn't seen Richard confused about anything else. Sometiones his typos can be as confusing as mine. -- Mikko