On 6/10/2015 1:42 AM, Bruno Marchal wrote:
On 10 Jun 2015, at 02:33, Bruce Kellett wrote:
Bruno Marchal wrote:
On 09 Jun 2015, at 15:11, Bruce Kellett wrote:
The details of the operation of the brain, and its effect on consciousness, are the
realm of study of the neurosciences.
Computer scientists only ever confuse themselves over these quite simple
matters.
The neuro-science are based on comp. Unless you believe like Penrose that the neuron
use a non computable ability to reduce the wave packet? is that the case? Is your
theory Penrose theory?
No, I don't believe that the neuron 'reduces the wave function'. But your claim that
the neurosicences are based on comp is something of an overreach. The neurosciences are
based on the study of the physical brain. Like most scientists, they do not have any
particular metaphysical prejudices, and those that they do have seldom get in the way
of their science.
So they use comp by default, except Penrose. Comp is a weak and general hypothesis,
given that if we except the wave collapse, we don't know in nature any process which is
not Turing emulable. Some believe that with a black hole we might be able to implement
non-computational stuff, but it is far fetched and controversial.
You seem to be asking me to provide a detailed mechanism for the phenomenon of
consciousness. That is not my area, so I do not feel myself under any obligation to
provide such a mechanistic account.
I was asking for a non mechanist account as you are the one saying that comp is
false.
I do feel, however, that I have the reciprocal right to ask you to produce the fortran
program that instantiates your personal consciousness. You claim that it exists, so why
not produce it?
The UD does it. I wrote it in Lisp.
But you only assume it instantiates your consciousness because it instantiates all
possible Turing computations. So it's validation of your theory depends on assuming your
theory.
Brent
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