Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: "Fred. Zwarts" Newsgroups: comp.theory Subject: Re: Incorrect requirements --- Computing the mapping from the input to HHH(DD) Date: Tue, 13 May 2025 13:05:52 +0200 Organization: A noiseless patient Spider Lines: 51 Message-ID: References: <1276edeb9893085c59b02bbbd59fe2c64011736b@i2pn2.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 13 May 2025 13:05:53 +0200 (CEST) Injection-Info: dont-email.me; posting-host="0f93063a85412bb9b83b70aeb6dff6a7"; logging-data="1866990"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+hJlwg/FXpg+rfgcEFNBXD" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:PKp1WBBUD7rZDP3z32iF6avulL0= In-Reply-To: Content-Language: nl, en-GB Op 12.mei.2025 om 06:11 schreef olcott: > On 5/11/2025 10:54 PM, dbush wrote: >> On 5/11/2025 11:50 PM, olcott wrote: >>> On 5/11/2025 10:39 PM, dbush wrote: >>>> On 5/11/2025 11:36 PM, olcott wrote: >>>>> >>>>> You try to get away with changing the subject >>>>> because you know that you are lying about one >>>>> or more steps of DDD emulated by HHH according >>>>> to the rules of the x86 language >>>> >>>> It is you who are changing the subject away from DDD emulated by HHH >>>> (not one or more steps of DDD emulated by HHH) which you have >>>> admitted for the record is not correct: >>>> >>> >>> I am only referring to the hypothetical infinite >>> set of pure x86 emulators specified below: >>> >> >> Each of which is processing a distinct, different input. >> >> Changing the input is not allowed. > > I am examining all the elements of a infinite set > such that each HHH/DDD pair has a specific fixed form. > > _DDD() > [00002172] 55         push ebp      ; housekeeping > [00002173] 8bec       mov  ebp,esp  ; housekeeping > [00002175] 6872210000 push 00002172 ; push DDD > [0000217a] e853f4ffff call 000015d2 ; call HHH(DDD) > [0000217f] 83c404     add  esp,+04 > [00002182] 5d         pop  ebp > [00002183] c3         ret > Size in bytes:(0018) [00002183] > > For all x86 emulators HHH that emulate 1 or more x86 instructions > of an input there does not exist a DDD (matching the above template) > correctly emulated by HHH such that DDD reaches its “ret” instruction > final halt state. > > > You are not only examining an infinite set of simulators, but also an infinite set of inputs. For each input you choose a simulator that is just too early to abort its simulation.. A few steps more would cause a natural end of the simulation. Unfortunately, you choose an infinite number of wrong tools. That does not prove anything about the correct behaviour of the inputs.