On Tue, Sep 24, 2019 at 11:57 AM 'Brent Meeker' via Everything List < [email protected]> wrote:
> On 9/19/2019 4:05 AM, Bruno Marchal wrote: > >> On 16 Sep 2019, at 22:18, 'Brent Meeker' via Everything List < > [email protected]> wrote: > >> > >> On 9/16/2019 5:39 AM, Bruno Marchal wrote: > >>> As I said I my other post, it is just Descartes’ idea that our body > obeys laws which are locally computable, made precise by using Turing > mathematical definition of computability. It is the hypothesis that there > no magic happening in the brain, somehow. Or that the brain is Digitally > emulable *at some description level* relevant for staying alive and well. > >> But then you conclude that physical objects, like brains, are not > Turing computable...and thus arrive at contradiction to your starting > hypothesis. > > No. As the reasoning show only that the particular matter used in the > digital substitution does not matter, which we knew at the start. > > > > To get a contradiction you need to show that the matter that we observed > is differ,t from the matter brought bay the infinitely many computations > statistically interfering below our substitution level, but we do find > there exactly what nature shows us there. > > It's hard to parse what that means. But I think it says that we have to > infer the structure of matter entailed by the UD using some statistics > (not clear which) and compare this to the matter we observed (where? in > the brain? in the digital substitute?). This reminds me of string > theory. It's so complicated we can't figure out what it implies, but > we're sure that if we did there would be no contradiction with observation. > No, that's not quite right Brent. What he means is that is he does the statistics right, he will get agreement with the physics in some world or another -- not exactly clear which. Bruce -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/CAFxXSLS8n8q5a7mXMaNxDJ3ZJu%3DP0ZKrnTbYd19AyA6AMF8caQ%40mail.gmail.com.
