Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: olcott Newsgroups: comp.theory Subject: Re: Sequence of sequence, selection and iteration matters Date: Tue, 9 Jul 2024 09:46:24 -0500 Organization: A noiseless patient Spider Lines: 54 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 09 Jul 2024 16:46:25 +0200 (CEST) Injection-Info: dont-email.me; posting-host="b5da22ad5ca0d0ccd5a9478202582a44"; logging-data="1472274"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/vQ3RpoLrUgNKHqQ9RulIg" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:gEXmZG6igpxbHh7iy3UAs3cEIG0= Content-Language: en-US In-Reply-To: Bytes: 3306 On 7/9/2024 9:38 AM, Fred. Zwarts wrote: > Op 09.jul.2024 om 16:19 schreef olcott: >> On 7/9/2024 1:22 AM, Mikko wrote: >>> On 2024-07-08 13:04:13 +0000, olcott said: >>>> >>>>      If simulating halt decider H correctly simulates its input D >>>>      until H correctly determines that its simulated D would never >>>>      stop running unless aborted then >>>> >>>>      H can abort its simulation of D and correctly report that D >>>>      specifies a non-halting sequence of configurations. >>>> >>>> >>>>> Whether a partial simulation of DDD simulates the return depends >>>>> on the simulator. >>>> >>>> That is false proving that you have insufficient knowledge. >>> >>> It is true. There are partial simulators that do simulate D(I) to its >>> termination (if it terminates) and there are simulators that don't. >>> That you cannot imagine something does not mean it can't exist. >>> >> >> No pure function x86 emulator HHH can possibly emulate DDD >> to its termination. > > Indeed, no such HHH exists. This proves that HHH cannot possibly > simulate itself correctly. "Correctly" means must do whatever the x86 code specifies. You are in psychological denial causing you to be irrational. >> >> _DDD() >> [00002163] 55         push ebp      ; housekeeping >> [00002164] 8bec       mov ebp,esp   ; housekeeping >> [00002166] 6863210000 push 00002163 ; push DDD >> [0000216b] e853f4ffff call 000015c3 ; call HHH(DDD) >> [00002170] 83c404     add esp,+04 >> [00002173] 5d         pop ebp >> [00002174] c3         ret >> Size in bytes:(0018) [00002174] >> >> *When DDD is correctly emulated by any pure function* >> *HHH x86 emulator that can possibly exist* which calls >> an emulated HHH(DDD) to repeat this process until the >> emulated DDD is aborted. > -- Copyright 2024 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer