On Thu, Aug 8, 2019 at 4:15 PM 'Brent Meeker' via Everything List < [email protected]> wrote:
> > > On 8/8/2019 12:16 PM, Jason Resch wrote: > > > > On Thu, Aug 8, 2019 at 2:11 PM 'Brent Meeker' via Everything List < > [email protected]> wrote: > >> >> >> On 8/8/2019 6:27 AM, Bruno Marchal wrote: >> > >> > Let us use “superposition of state” instead. The word “world” has too >> > much metaphysical implicit connotations. >> > In that case, if the computer run a superposition similar to the >> > initial calculation in Shor algorithm (before taking the final Fourier >> > transform on all superposed results), decoherence means that all >> > computations are done on the superposed state. That is the massive >> > parallelism, than we can exploit through the final Fourier Transform >> > and measurement. >> >> It's "massive parallelism" only in that the state vector's evolution >> simultaneously has components along many different basis vectors. It's >> like saying a trajectory is massively parallel because it simultaneously >> has components in three dimensions. >> >> > 3 is not very big. What about 10^1000? > > > It's just a bigger, but still finite, vector space. > What happens when a qubit in superposition of 10^1000 states interacts with a photon, and that photon hits an atom in a measurement device, and then another photon interacts with the measurement device and then an atom in a cell of the retina of the physicists right eye? Does QM predict that the atom in the physicists retina will also be described by a bigger vector space? Jason -- 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/CA%2BBCJUixG4Wb-cxx7mEusNncaoGsmkj94%2BG5E%2B618gkTpbLXuA%40mail.gmail.com.
