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Path: ...!weretis.net!feeder9.news.weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: "Fred. Zwarts" <F.Zwarts@HetNet.nl> Newsgroups: comp.theory,sci.logic Subject: Re: A computable function that reports on the behavior of its actual self is not allowed Date: Mon, 13 May 2024 11:34:47 +0200 Organization: A noiseless patient Spider Lines: 14 Message-ID: <v1smrp$3clsp$1@dont-email.me> References: <v1r566$2uo21$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Mon, 13 May 2024 11:34:49 +0200 (CEST) Injection-Info: dont-email.me; posting-host="7c1f5cffd887f47f9baf2619196514f6"; logging-data="3561369"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18OluazEcOxz4xSBjgj9RnC" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:tRSbnfoZTdN5rJ3Xwl47izbb78I= Content-Language: en-GB In-Reply-To: <v1r566$2uo21$1@dont-email.me> Bytes: 1819 Op 12.mei.2024 om 21:27 schreef olcott: > Computable functions are the basic objects of study in computability > theory. Computable functions are the formalized analogue of the > intuitive notion of algorithms, in the sense that a function is > computable if there exists an algorithm that can do the job of the > function, i.e. given an input of the function domain it can return the > corresponding output. https://en.wikipedia.org/wiki/Computable_function > > A computable function that reports on the behavior of its actual > self (or reports on the behavior of its caller) is not allowed. So, olcott uses his authority to create a new problem. Why would anybody be interested in such limitation?