Path: ...!2.eu.feeder.erje.net!feeder.erje.net!news.swapon.de!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: olcott Newsgroups: comp.theory Subject: Re: Can D simulated by H terminate normally? Date: Wed, 1 May 2024 23:23:50 -0500 Organization: A noiseless patient Spider Lines: 48 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Thu, 02 May 2024 06:23:50 +0200 (CEST) Injection-Info: dont-email.me; posting-host="06287be8f659702f6b974b7d726ae873"; logging-data="3836213"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18NyPL8MFNyYL5c+CROr3EU" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:NPzWeMFiTnRIzVqFu5MuV2NIhC8= Content-Language: en-US In-Reply-To: Bytes: 3140 On 5/1/2024 7:28 PM, Richard Damon wrote: > On 5/1/24 11:51 AM, olcott wrote: >> Every D simulated by H that cannot possibly stop running unless >> aborted by H does specify non-terminating behavior to H. When >> H aborts this simulation that does not count as D halting. > > Which is just meaningless gobbledygook by your definitions. > > It means that > > int H(ptr m, ptr d) { >    return 0; > } > Your H is not simulating D at all thus not "Every D simulated by H" quoted above Your H is not simulating D at all thus not "Every D simulated by H" quoted above Your H is not simulating D at all thus not "Every D simulated by H" quoted above > is always correct, because THAT H can not possible simulate the input to > the end before it aborts it, and that H is all that that H can be, or it > isn't THAT H. > > Unless you clarify your altered definitions, H is what H is and that > just becomes the conclusion. > >> >>> Then you can compare the definitions and try >>> to determine whether "abnormal termination" implies halting or >>> non-halting >>> or neither. Note that "halting" is a freature of a Turing machine (a >>> Turing >>> machine halts or does not halt) but "abnormal termination" seems to be >>> a feature of a particlar simulation (a simulation of a Truing machine >>> is or is not abnormally terminated). >>> >> > -- Copyright 2024 Olcott "Talent hits a target no one else can hit; Genius hits a target no one else can see." Arthur Schopenhauer