On Fri, Aug 2, 2019 at 1:25 PM 'Brent Meeker' via Everything List < everything-list@googlegroups.com> wrote:
> > > On 8/2/2019 10:42 AM, Jason Resch wrote: > > Quantum computers work by interference of quits, and such interference can >>>> only take place in one world -- different worlds are orthogonal. The fact >>>> that one can analyse a quantum computer in a particular basis which can be >>>> represented as a series of parallel computations does not mean that this is >>>> actually what happens. Heuristic constructs seldom correspond to reality. >>>> >>> >>> None of this comes anywhere close to addressing my question. >>> >> >> Well, you have either not understood the question, or my answer to it. >> > > I asked where those 10^1000 intermediate computation states are realized, > and your reply was a basic description of how quantum computers use qubits > and interference. You said this all takes place in one world, but the > total information content and computational capacity of the observable > universe about 800 orders of magnitude less than 10^1000. > > You then added a sentence that suggested the intermediate computational > states perhaps don't exist, but then how does the correct answer get into > the output bits when we read it? > > David Deutsch said he has never seen a sensible answer to the question of > how quantum computers work from the context of any single-universe > interpretation. Do you think your answer would satisfy him? > > > All those "intermediate computation states" are so "numerous" because the > state is being expressed as a superposition of qubit basis states. From > another viewpoint the state is just a single ray in Hilbert space that > happens to not be orthogonal to any of those bases > So in your view, are they real? 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 everything-list+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/CA%2BBCJUj10F0krHaz%3DpA35sqmgGkrOJtUJ9sfz7YvB7WsoZHB0g%40mail.gmail.com.
