Re: Defining a correct halt decider

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Sujet : Re: Defining a correct halt decider
De : mikko.levanto (at) *nospam* iki.fi (Mikko)
Groupes : comp.theory
Date : 07. Sep 2024, 10:03:52
Autres entêtes
Organisation : -
Message-ID : <vbh1d7$19f9j$1@dont-email.me>
References : 1 2 3 4 5 6 7
User-Agent : Unison/2.2
On 2024-09-06 11:41:05 +0000, olcott said:

On 9/6/2024 6:12 AM, Mikko wrote:
On 2024-09-05 13:39:14 +0000, olcott said:
 
On 9/5/2024 2:39 AM, Mikko wrote:
On 2024-09-03 13:17:56 +0000, olcott said:
 
On 9/3/2024 3:44 AM, Mikko wrote:
On 2024-09-02 16:06:11 +0000, olcott said:
 
A correct halt decider is a Turing machine T with one accept state and one reject state such that:
 If T is executed with initial tape contents equal to an encoding of Turing machine X and its initial tape contents Y, and execution of a real machine X with initial tape contents Y eventually halts, the execution of T eventually ends up in the accept state and then stops.
 If T is executed with initial tape contents equal to an encoding of Turing machine X and its initial tape contents Y, and execution of a real machine X with initial tape contents Y does not eventually halt, the execution of T eventually ends up in the reject state and then stops.
 Your "definition" fails to specify "encoding". There is no standard
encoding of Turing machines and tape contents.
 That is why I made the isomorphic x86utm system.
By failing to have such a concrete system all kinds
of false assumptions cannot be refuted.
 If it were isnomorphic the same false assumtipns would apply to both.
 They do yet I cannot provide every single details of
the source-code of the Turing machine because these
details would be too overwhelming.
 So instead every author makes a false assumption that
is simply believed to be true with no sufficient basis
to show that it isn't true.
 Once I prove my point as the x86 level I show how the
same thing applies to the Peter Linz proof.
 Your recent presentations are so far from Linz' proof that they
look totally unrelated.
 I must begin where people are so far no one even understands
the concept of recursive emulation.
I don't know about you but most of the participants of this discussion
seem to understand recursive simulation and how it differs from
recursion.
--
Mikko

Date Sujet#  Auteur
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