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Path: ...!2.eu.feeder.erje.net!3.eu.feeder.erje.net!feeder.erje.net!weretis.net!feeder8.news.weretis.net!news.neodome.net!rocksolid2!i2pn2.org!.POSTED!not-for-mail From: Richard Damon <richard@damon-family.org> Newsgroups: comp.theory Subject: Re: Can D simulated by H terminate normally? Date: Fri, 3 May 2024 22:42:54 -0400 Organization: i2pn2 (i2pn.org) Message-ID: <v147be$c31$8@i2pn2.org> References: <v0k4jc$laej$1@dont-email.me> <v0lq7d$14579$2@dont-email.me> <v0ls98$2g492$7@i2pn2.org> <v0m29q$166o1$1@dont-email.me> <v0m37e$2gl1e$1@i2pn2.org> <v0m3v5$16k3h$1@dont-email.me> <v0m55t$2gl1f$3@i2pn2.org> <v0m5sn$172p4$1@dont-email.me> <v0oban$1o3b$1@news.muc.de> <v0oce3$1q3aq$4@dont-email.me> <v0oe1b$1o3b$2@news.muc.de> <v0ofl3$1r1mf$1@dont-email.me> <v0oh7g$1o3b$3@news.muc.de> <v0olhv$1sgeo$1@dont-email.me> <v0oobd$1o3b$4@news.muc.de> <v0or07$1tmga$1@dont-email.me> <v0vl3o$209h$1@news.muc.de> <v1123n$36h4$1@dont-email.me> <v11fq2$2tlr1$4@i2pn2.org> <v12l6m$hk7o$5@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sat, 4 May 2024 02:42:55 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="12385"; mail-complaints-to="usenet@i2pn2.org"; posting-account="diqKR1lalukngNWEqoq9/uFtbkm5U+w3w6FQ0yesrXg"; User-Agent: Mozilla Thunderbird Content-Language: en-US In-Reply-To: <v12l6m$hk7o$5@dont-email.me> X-Spam-Checker-Version: SpamAssassin 4.0.0 Bytes: 6525 Lines: 127 On 5/3/24 8:27 AM, olcott wrote: > On 5/2/2024 8:48 PM, Richard Damon wrote: >> On 5/2/24 5:55 PM, olcott wrote: >>> On 5/2/2024 4:07 AM, Alan Mackenzie wrote: >>>> olcott <polcott333@gmail.com> wrote: >>>>> On 4/29/2024 1:19 PM, Alan Mackenzie wrote: >>>>>> olcott <polcott333@gmail.com> wrote: >>>>>>> On 4/29/2024 11:17 AM, Alan Mackenzie wrote: >>>>>>>> olcott <polcott333@gmail.com> wrote: >>>>>>>>> On 4/29/2024 10:23 AM, Alan Mackenzie wrote: >>>>>>>>>> olcott <polcott333@gmail.com> wrote: >>>>>>>>>>> On 4/29/2024 9:37 AM, Alan Mackenzie wrote: >>>>>>>>>>>> In comp.theory olcott <polcott333@gmail.com> wrote: >>>>>>>>>>>>> On 4/28/2024 1:39 PM, Richard Damon wrote: >>>>>>>>>>>>>> On 4/28/24 2:19 PM, olcott wrote: >>>> >>>> [ .... ] >>>> >>>>>>> A simulating termination analyzer is not the same thing as a UTM. >>>> >>>>>> At the moment, on this newsgroup, it's a meaningless term. You >>>>>> seem to >>>>>> have used it merely as a synonym for halting decider in the past. >>>>>> Yet >>>>>> you fail to say what you mean by it, if you mean something different. >>>> >>>>>>> Within my brand new idea of a {simulating termination analyzer} >>>>>>> there is the idea of abnormal termination. >>>> >>>>>> It's unlikely to be a brand new idea, whatever it might be, since you >>>>>> aren't familiar with the literature and so most likely have come >>>>>> up with >>>>>> somebody else's old idea. >>>> >>>> [ .... ] >>>> >>>>>> You've failed, repeatedly, to address the points I've been making >>>>>> in my >>>>>> last few posts, so it seems that you have accepted them. In >>>>>> particular, >>>>>> you have accepted that "having been aborted" is indeed a final >>>>>> state for >>>>>> a turing machine or a program. >>>> >>>>> All of the "points" that you have been making were entirely >>>>> anchored in >>>>> your ignorance about what "simulating termination analyzer" are and >>>>> how >>>>> they work. >>>> >>>> I think it much more likely that there's no such thing as a "simulating >>>> termination analyzer". I.e. there's no theory about it, no interesting >>>> results, no use for it, or anything like that. I've asked you several >>>> times to define this object, other people have asked you too, yet you >>>> fail to do so. Producing a few lines of scrappy C code is not anything >>>> like producing a definition. >>>> >>> >>> *It has been a fully operational software system for a few years now* >> >> No, as it gives the wrong answer to the problem that it was written to >> solve. >> >> Since that that time, your claim WAS that you were working on the >> actual Halting Problem, but claimed that H(D,D) could be correct >> saying its input represents a non-halting pattern, even though, by >> DEFINITION, since D(D) halt it is an incorret answer. >> >> You gave all sorts of LIES about why a wrong answer could be right. >> >> Now, you just obfuscate what you are actually doing by changing some >> of the terms, without actually defining them, but still making you >> proven incorrect claims. >> >>> >>> Universal Turing Machine (UTM) having the x86 language as its Machine >>> description language. https://github.com/plolcott/x86utm >> >> >> And thus you are STILL indicting that this is about the actual Halting >> Problem and claims that these are "Turing Equivalents" (except they >> aren't) so your claims are still proven to be lies. >> >> The biggest part is the code you say is the description of the machine >> D, isn't, as just that piece of code isn't a "program" but a "program >> fragment" and thus everything after that is just a lie. >> > > YOU TRIED TO CHANGE THE SUBJECT AWAY FROM THIS. > I ONLY GLANCED AT A FEW OF YOUR WORDS TO TELL THAT YOU > TRIED TO CHANGE THE SUBJECT. ONCE I CAN TELL THAT YOU > ARE TRYING TO CHANGE THE SUBJECT I QUIT READING. > > (a) It is a verified fact that D(D) simulated by H cannot > possibly reach past line 03 of D(D) simulated by H whether > H aborts its simulation or not. Proven wrong and not refuted, so you accepted it as a disproven statement, and thus a LIE to restate. > >>> >>>> "Simulating termination analyzer" probably just means halt decider. We >>>> all know there's no such thing. >>>> >>> >>> *This is probably the best simulating termination analyzer available* >>> >>> *AProVE: Non-Termination Witnesses for C Programs* >>> To prove (non-)termination of a C program, AProVE >>> uses the Clang compiler [7] to translate it to the >>> intermediate representation of the LLVM framework [15]. >>> Then AProVE symbolically executes the LLVM program ... >>> https://verify.rwth-aachen.de/giesl/papers/TACAS22.pdf >> >> Right, and look at what they actually claim. >> >>> >>>>> -- >>>>> Copyright 2024 Olcott "Talent hits a target no one else can hit; >>>>> Genius >>>>> hits a target no one else can see." Arthur Schopenhauer >>>> >>> >> >