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From: olcott <polcott333@gmail.com>
Newsgroups: comp.theory
Subject: Re: How the requirements that Professor Sipser agreed to are exactly
 met --- WDH
Date: Tue, 13 May 2025 16:52:14 -0500
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On 5/13/2025 4:39 PM, joes wrote:
> Am Tue, 13 May 2025 16:30:20 -0500 schrieb olcott:
>> On 5/13/2025 6:43 AM, Richard Damon wrote:
>>> On 5/13/25 12:52 AM, olcott wrote:
> 
>>>> It is truism that simulating termination analyzers must report on the
>>>> behavior of their input as if they themselves never aborted this
>>>> simulation:
>>>
>>> Right, of the input actually given to them, which must include all
>>> their code, and that code is what is actually there, not created by
>>> this imaginary operation.
>>>
>> In other words every single byte of HHH and DD are 100% totally
>> identical except the hypothetical HHH has its abort code commented out.
> ...the simulating HHH, but not the simulatED one.
> 
>>> But you aren't simulating the same PROGRAM D that the original was
>>> given.
>>>
>> It is not supposed to be the same program. *simulated D would never stop
>> running* refers to a different HHH/DD pair
> Uh yes it is supposed to be the same actual input. The *simulator* is
> hypothetical.
> 

HHH is supposed to report on the behavior that
*would* happen if this HHH never aborted its input.

It must always use that measure to make sure
that itself halts.

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