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Path: ...!news.nobody.at!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: olcott <polcott333@gmail.com> Newsgroups: comp.theory,sci.logic Subject: Re: The error of the halting problem Date: Mon, 3 Jun 2024 20:51:45 -0500 Organization: A noiseless patient Spider Lines: 49 Message-ID: <v3lrvi$4h2j$2@dont-email.me> References: <v3lafd$1uml$1@dont-email.me> <v3loms$2uv04$1@i2pn2.org> <v3lou5$43oa$1@dont-email.me> <v3lrh1$2uv03$1@i2pn2.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Tue, 04 Jun 2024 03:51:46 +0200 (CEST) Injection-Info: dont-email.me; posting-host="e82f76cbf70c4c740fdbf97a3b1eefca"; logging-data="148563"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX181YH6H+qR/X6b3AJyZHrDI" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:D8Wly5GGjuh4VOhuL6Ckdpnt0VQ= Content-Language: en-US In-Reply-To: <v3lrh1$2uv03$1@i2pn2.org> Bytes: 3057 On 6/3/2024 8:44 PM, Richard Damon wrote: > On 6/3/24 8:59 PM, olcott wrote: >> On 6/3/2024 7:55 PM, Richard Damon wrote: >>> On 6/3/24 4:53 PM, olcott wrote: >>>> For any program H that might determine whether programs halt, a >>>> "pathological" program D, called with some input, can pass its own >>>> source and its input to H and then specifically do the opposite of what >>>> H predicts D will do. No H can exist that handles this case. >>>> https://en.wikipedia.org/wiki/Halting_problem >>>> >>>> The way that the halting problem is conventionally understood is that H >>>> must correctly answer yes or no to an input that contradicts both >>>> answers, thus H is being asked a question isomorphic to the Liar >>>> Paradox: Is this sentence true or false: "This sentence is not true." ? >>> >>> But it doesn't reduce to that, as the decider was fixed in code >>> first, and then, by using that code, a question is constructed WITH A >>> RIGHT ANSWER, that just isn't the answer that this decider happens to >>> give. >>> >>> You just don't seem to understand logic well enough to understand >>> that not that subtitle difference. >>> >> >> In other words you are trying to get away with saying >> that it is only random chance that H gets the wrong >> answer not that the game is rigged against H. >> >> > > There is nothing "random" about it, if there was there would be a chance > it could get it right. > Then why did you say it was random? "just isn't the answer that this decider happens to give." When H is asked a yes/no question where both answers are contradicted by its input *IT IS A FREAKING RIGGED GAME* *You seem to be a mindless automaton that is hard-wired to disagree* Both professor Hehner and professor Stoddard said essentially this same thing in much more words. -- Copyright 2024 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer