On Jun 19, 5:21 pm, Bruno Marchal <marc...@ulb.ac.be> wrote:
> Hi selva,
>
> On 17 Jun 2011, at 22:10, selva wrote:
>
>
>
> > 1.consider a person cut off from all his senses,all his 5 senses shut
> > down and now he is about to find a solution for a problem. Does his
> > environment (or rather,positions of atoms/energy around
> > him, ) ,affects his solution ?
>
> Assuming mechanism, and some relatively high substitution level, the  
> answer is no.
>
> > will there be different solution at different environments ?
>
> There is no reason. The environment can only play a role through  
> interaction, or interference, but this will not occur in the situation  
> that you are describing.
1)then the converse should also be true right?that our thoughts don't
affect our environment..?
in that case,what about noetic sciences ? Are you suggesting it
doesn't exist at all ?
2)will gravity(acceleration of the particles in brain) affect the
solution ?
>
> > 2.consider an artificial brain fed with signals similar to normal
> > brain and (for arguments sake )this artificial brain and a normal
> > human brain have computational similarities...then will they have
> > similar response? or as they are made of different materials there
> > would be differences in response ?
>
> It really depends on the mechanist assumption and the choice of the  
> substitution level. The mechanist assumption just assumes the  
> existence of a substitution level where you are Turing emulable. If  
> the level is very low, the "environment" might be a part of your  
> "generalized brain", and it is logically possible that you have to  
> describe it at the Planck scale or below, but most neurophilosophers  
> and physician believe that the generalized brain *is* the biological  
> brain.
>
> The 'reversal consequence' of Digital Mechanism does not depend on the  
> substitution level. It depends only on the existence of such a level.
>
> Bruno
>
> http://iridia.ulb.ac.be/~marchal/

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