Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: dbush Newsgroups: comp.theory Subject: Re: DD correctly emulated by HHH --- Totally ignoring invalid rebuttals ---PSR--- Date: Sun, 9 Mar 2025 10:38:56 -0400 Organization: A noiseless patient Spider Lines: 80 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sun, 09 Mar 2025 15:38:56 +0100 (CET) Injection-Info: dont-email.me; posting-host="a7cd4af0ac1547313f65cbaef3f65f1f"; logging-data="811400"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/xczbpLnUdBFQb0MMOw/CK" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:PzHMpJcWTtK4XQDnccZ+KT95kHQ= Content-Language: en-US In-Reply-To: Bytes: 5047 On 3/9/2025 10:37 AM, olcott wrote: > On 3/9/2025 9:28 AM, dbush wrote: >> On 3/9/2025 10:26 AM, olcott wrote: >>> On 3/9/2025 9:11 AM, dbush wrote: >>>> On 3/9/2025 10:08 AM, olcott wrote: >>>>> On 3/9/2025 8:50 AM, dbush wrote: >>>>>> >>>>>> It's not an issue. >>>>> >>>>> _DD() >>>>> [00002133] 55         push ebp      ; housekeeping >>>>> [00002134] 8bec       mov ebp,esp   ; housekeeping >>>>> [00002136] 51         push ecx      ; make space for local >>>>> [00002137] 6833210000 push 00002133 ; push DD >>>>> [0000213c] e882f4ffff call 000015c3 ; call HHH(DD) >>>>> [00002141] 83c404     add esp,+04 >>>>> [00002144] 8945fc     mov [ebp-04],eax >>>>> [00002147] 837dfc00   cmp dword [ebp-04],+00 >>>>> [0000214b] 7402       jz 0000214f >>>>> [0000214d] ebfe       jmp 0000214d >>>>> [0000214f] 8b45fc     mov eax,[ebp-04] >>>>> [00002152] 8be5       mov esp,ebp >>>>> [00002154] 5d         pop ebp >>>>> [00002155] c3         ret >>>>> Size in bytes:(0035) [00002155] >>>>> >>>>> When we assume that HHH emulates N steps of DD then >>>>> >>>>> *DD correctly emulated by HHH cannot possibly reach* >>>>> *its own "ret" instruction and terminate normally* >>>>> *because DD calls HHH(DD) in recursive emulation* >>>>> >>>>> I am not going to address any other point until this >>>>> point is fully understood because the other points >>>>> cannot possibly be understood until this one is totally >>>>> understood. >>>>> >>>>> Whether or not and how it applies to the Halting >>>>> Theorem cannot possibly be understood at all until after >>>>> the above words are 100% totally and perfectly understood. >>>>> >>>> >>>> It is stipulated that a solution to the halting problem perform the >>>> following mapping: >>>> >>>> (,Y) maps to 1 if and only if X(Y) halts when executed directly >>>> (,Y) maps to 0 if and only if X(Y) does not halt when executed >>>> directly >>>> >>>> I am not going to address any other point until this >>>> point is fully understood because the other points >>>> cannot possibly be understood until this one is totally >>>> understood. >>> >>> If you went to play head games you can play by yourself. >>> >> >> In other words, you're disagreeing with a stipulative definition. >> >> As you yourself said: >> > > You cannot possibly understand anything that I say > about that until you after you first understand this: > > When we assume that HHH emulates N steps of DD then > Replacing the code of HHH with an unconditional simulator and > subsequently running HHH(DD) cannot possibly reach > its own "ret" instruction and terminate normally > because DD calls HHH(DD) in recursive emulation. > > On 4/2/22 6:43 PM, olcott wrote: > It is incorrect to disagree with stipulative definitions. > https://en.wikipedia.org/wiki/Stipulative_definition > > Disagreeing with a stipulative definition is like disagreeing with > arithmetic.