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Topic: Feedback in Turing Machines
Replies: 17   Last Post: May 29, 2013 12:36 AM

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apoorv

Posts: 53
Registered: 4/11/13
Re: Feedback in Turing Machines
Posted: May 27, 2013 12:16 AM
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On May 27, 3:31 am, Graham Cooper <grahamcoop...@gmail.com> wrote:
> On May 27, 4:56 am, apoorv <skj...@gmail.com> wrote:
>
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> > On May 26, 4:52 pm, Graham Cooper <grahamcoop...@gmail.com> wrote:> On May 26, 1:53 pm, apoorv <skj...@gmail.com> wrote:
>
> > > > Just to clarify , the output is the tape to the left of the head and the external input is the tape to the right.
> > > > -apoorv

>
> > > its the same as 1 TM but if you're an idiot like Chaitan and have no
> > > idea what you're doing you can prove some crazy shit

>
> > > Herc
>
> > Is there some literature on this?
> > Basically to implement the feedback,
> > We will need another machine that will
> > Take the external input,the output at time T -1,
> > And give the input at time T to the first
> > Machine.
> > -apoorv

>
> Say the 1st TM doubles the number of consecutive 1's on the input
> tape.
>
> The 2nd TM adds one more 1.
>
> f(g(i))
>
> where g = 2*X
> and f = X+1
>
> Try nesting of functions.
>
> Herc


It is more like
Input(T+1)=2*input(T) + 1
So that the computation is
Unending and it computes not a function
But a sequence.
-Apoorv



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