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From: dbush <dbush.mobile@gmail.com>
Newsgroups: comp.theory
Subject: Re: DD specifies non-terminating behavior to HHH --- COMPLETE PROOF
Date: Tue, 25 Feb 2025 16:17:50 -0500
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On 2/25/2025 3:46 PM, olcott wrote:
> On 2/25/2025 12:49 PM, dbush wrote:
>> On 2/25/2025 1:01 PM, olcott wrote:
>>> On 2/25/2025 10:13 AM, Mikko wrote:
>>>> Althogh the subject line has the words "COMPLETE PROOF" there is no
>>>> proof or pointer to proof below.
>>>>
>>>
>>>
>>> typedef void (*ptr)();
>>> int HHH(ptr P);
>>>
>>> int DD()
>>> {
>>>    int Halt_Status = HHH(DD);
>>>    if (Halt_Status)
>>>      HERE: goto HERE;
>>>    return Halt_Status;
>>> }
>>>
>>> int main()
>>> {
>>>    HHH(DD);
>>> }
>>>
>>> The above does specify that DD simulated by HHH
>>> cannot possibly terminate normally by reaching its
>>> own "return" instruction.
>>>
>>> That this may be beyond your technical skill level.
>>> is less than no rebuttal at all.
>>>
>>> Ignoring the code in main() seemed dishonest.
>>>
>>
>> int no_numbers_greater_than_10();
>>
>> int F(uintptr_t p);
>>
>> int no_numbers_greater_than_10()
>> {
>>    return F((uintptr_t)no_numbers_greater_than_10);
>> }
>>
>> int main()
>> {
>>    F((uintptr_t)no_numbers_greater_than_10);
>>    return 0;
>> }
>>
>>
>> The above does specify that no_numbers_greater_than_10 simulated by F
>> cannot possibly terminate normally by reaching its
>> own "return" instruction.
>>
>> That this may be beyond your technical skill level
>> is less than no rebuttal at all.
> 
> Finally you made something that was not wrong in several different ways.
> So what is your point?
> 

So you agree that no_numbers_greater_than_10 simulated by F is non-halting?