Path: ...!eternal-september.org!feeder3.eternal-september.org!i2pn.org!i2pn2.org!.POSTED!not-for-mail From: Richard Damon Newsgroups: comp.theory Subject: Re: Incorrect requirements --- Computing the mapping from the input to HHH(DD) Date: Sat, 10 May 2025 15:25:44 -0400 Organization: i2pn2 (i2pn.org) Message-ID: <532abaffcde385985379f60d82eb472ad3ef19b1@i2pn2.org> References: <87msbmeo3b.fsf@nosuchdomain.example.com> <875xiaejzg.fsf@nosuchdomain.example.com> <87jz6qczja.fsf@nosuchdomain.example.com> <5b14da4260c0b7e3235ce05f752c092fade4d70e.camel@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sat, 10 May 2025 19:26:32 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="3982151"; mail-complaints-to="usenet@i2pn2.org"; posting-account="diqKR1lalukngNWEqoq9/uFtbkm5U+w3w6FQ0yesrXg"; User-Agent: Mozilla Thunderbird In-Reply-To: Content-Language: en-US X-Spam-Checker-Version: SpamAssassin 4.0.0 Bytes: 3347 Lines: 50 On 5/10/25 11:45 AM, olcott wrote: > On 5/10/2025 10:28 AM, wij wrote: >> On Sat, 2025-05-10 at 09:33 -0500, olcott wrote: >>> On 5/10/2025 7:37 AM, Bonita Montero wrote: >>>> Am 09.05.2025 um 04:22 schrieb olcott: >>>> >>>>> Look at their replies to this post. >>>>> Not a one of them will agree that >>>>> >>>>> void DDD() >>>>> { >>>>>     HHH(DDD); >>>>>     return; // final halt state >>>>> } >>>>> >>>>> When 1 or more instructions of DDD are correctly >>>>> simulated by HHH then the correctly simulated DDD cannot >>>>> possibly reach its "return" instruction (final halt state). >>>>> >>>>> They have consistently disagreed with this >>>>> simple point for three years. >>>> >>>> I guess that not even a professor of theoretical computer >>>> science would spend years working on so few lines of code. >>>> >>> >>> I created a whole x86utm operating system. >>> It correctly determines that the halting problem's >>> otherwise "impossible" input is actually non halting. >>> >>> int DD() >>> { >>>     int Halt_Status = HHH(DD); >>>     if (Halt_Status) >>>       HERE: goto HERE; >>>     return Halt_Status; >>> } >>> >>> https://github.com/plolcott/x86utm >>> >> >> Nope. >>  From I know HHH(DD) decides whether the input DD is "impossible" >> input or not. >> > > DD has the standard form of the "impossible" input. > HHH merely rejects it as non-halting. > And is wrong.