I don't understand anything. Where is consciousness in all that you said ? On Thursday, 25 April 2019 18:04:49 UTC+3, Bruno Marchal wrote: > > > On 23 Apr 2019, at 19:54, 'Cosmin Visan' via Everything List < > [email protected] <javascript:>> wrote: > > That's just a random definition that doesn't mean anything. > > On Friday, 19 April 2019 12:27:18 UTC+3, Bruno Marchal wrote: >> >> With mechanism, the observer is just a number/machine, relative to some >> other numbers/machines. >> > > You ignore that the notion of computation is a purely arithmetical notion. > > Fix one universal machinery (an enumeration of all programs in some Turing > universal formalism, like the recursive enumeration of the program (with > one natural number input) of the programs written in LISP, say, or take the > combinator (see the recent thread on them). I note phi_i the corresponding > functions (computes by those programs). We can identify the natural number > I with the program computing ph_i, then a universal number u is a program > such that phi_i(<x, y>) = phi_x(y). U emulates x on y, and is universal, as > it does that for all x. <x, y> is a fixed bijection between NxN and N. > > The number is the code that the digitalist surgeon might temporarily put > on some disk, and which will be emulated by Nature when you are > reconstituted, like after a Digital brain transplant (which is possible, as > I assume Mechanism). > > Note that the relation phi_x(y) = z is definable in pure arithmetic. No > need of any assumption in physics to define the notion of digital machine. > > You might need to study some introduction to theoretical computer science, > like the very good book by N. Cutland > > > https://www.amazon.com/Computability-Introduction-Recursive-Function-Theory/dp/0521294657 > > > Bruno > > > > > -- > 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] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > Visit this group at https://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > > >
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