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From: olcott <polcott333@gmail.com>
Newsgroups: comp.theory
Subject: Re: DDD specifies recursive emulation to HHH and halting to HHH1
Date: Thu, 27 Mar 2025 21:10:05 -0500
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On 3/27/2025 8:24 PM, dbush wrote:
> On 3/27/2025 9:21 PM, olcott wrote:
>> On 3/27/2025 8:09 PM, dbush wrote:
>>> On 3/27/2025 9:07 PM, olcott wrote:
>>>> On 3/27/2025 7:38 PM, dbush wrote:
>>>>> On 3/27/2025 8:34 PM, olcott wrote:
>>>>>> On 3/27/2025 7:12 PM, dbush wrote:
>>>>>>> On 3/27/2025 8:11 PM, olcott wrote:
>>>>>>>> On 3/27/2025 7:02 PM, dbush wrote:
>>>>>>>>> On 3/27/2025 7:36 PM, olcott wrote:
>>>>>>>>>> On 3/27/2025 1:27 PM, dbush wrote:
>>>>>>>>>>> On 3/27/2025 1:50 PM, olcott wrote:
>>>>>>>>>>>> On 3/27/2025 2:18 AM, Fred. Zwarts wrote:
>>>>>>>>>>>>> Op 27.mrt.2025 om 04:09 schreef olcott:
>>>>>>>>>>>>>> On 3/26/2025 8:22 PM, Richard Damon wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> _DDD()
>>>>>>>>>>>>>> [00002172] 55         push ebp      ; housekeeping
>>>>>>>>>>>>>> [00002173] 8bec       mov  ebp,esp  ; housekeeping
>>>>>>>>>>>>>> [00002175] 6872210000 push 00002172 ; push DDD
>>>>>>>>>>>>>> [0000217a] e853f4ffff call 000015d2 ; call HHH(DDD)
>>>>>>>>>>>>>> [0000217f] 83c404     add  esp,+04
>>>>>>>>>>>>>> [00002182] 5d         pop  ebp
>>>>>>>>>>>>>> [00002183] c3         ret
>>>>>>>>>>>>>> Size in bytes:(0018) [00002183]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Non-Halting is that the machine won't reach its final 
>>>>>>>>>>>>>>> staste even if an unbounded number of steps are emulated. 
>>>>>>>>>>>>>>> Since HHH doesn't do that, it isn't showing non-halting.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> DDD emulated by any HHH will never reach its final state
>>>>>>>>>>>>>> in an unbounded number of steps.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> DDD emulated by HHH1 reaches its final state in a finite
>>>>>>>>>>>>>> number of steps.
>>>>>>>>>>>>>>
>>>>>>>>>>>>> It is not very interesting to know whether a simulator 
>>>>>>>>>>>>> reports that it is unable to reach the end of the 
>>>>>>>>>>>>> simulation of a program that halts in direct execution.
>>>>>>>>>>>>
>>>>>>>>>>>> That IS NOT what HHH is reporting.
>>>>>>>>>>>> HHH correctly rejects DDD because DDD correctly
>>>>>>>>>>>> emulated by HHH cannot possibly reach its own
>>>>>>>>>>>> final halt state.
>>>>>>>>>>>
>>>>>>>>>>> In other words, HHH is not a halt decider because it is not 
>>>>>>>>>>> computing the required mapping:
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Troll
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Monday, March 6, 2023 at 3:19:42 PM UTC-5, olcott wrote:
>>>>>>>>>  > In other words you could find any error in my post so you 
>>>>>>>>> resort to the
>>>>>>>>>  > lame tactic of ad hominem personal attack.
>>>>>>>>>
>>>>>>>>
>>>>>>>> Troll
>>>>>>>>
>>>>>>>
>>>>>>> On 7/22/2024 10:51 AM, olcott wrote:
>>>>>>>  > *Ad Hominem attacks are the first resort of clueless wonders*
>>>>>>>
>>>>>>
>>>>>> I corrected your error dozens of times and you
>>>>>> ignore these corrections and mindlessly repeat
>>>>>> your error like a bot 
>>>>>
>>>>> Which is what you've been doing for the last three years.
>>>>>
>>>>> Projection, as always.  I'll add the above to the list.
>>>>>
>>>>
>>>> TM's cannot possibly ever report on the behavior
>>>> of the direct execution of another TM. 
>>>
>>> False:
>>>
>>
>> I did not say that no TM can ever report on
>> behavior that matches the behavior of a directly
>> executing TM.
> 
> Good, because that's all that's required for a solution to the halting 
> problem:
> 

There are sometimes when the behavior of TM Description
D correctly simulated by UTM1 does not match the behavior
correctly simulated by UTM2.

This can only be directly seen by HHH/DD HHH1/DDD that are
fully operational code.

-- 
Copyright 2025 Olcott "Talent hits a target no one else can hit; Genius
hits a target no one else can see." Arthur Schopenhauer