On Tue, Oct 8, 2019 at 10:29 PM Bruno Marchal <[email protected]> wrote:
> On 6 Oct 2019, at 12:46, Bruce Kellett <[email protected]> wrote: > > On Sun, Oct 6, 2019 at 7:23 PM Bruno Marchal <[email protected]> wrote: > >> On 5 Oct 2019, at 13:05, Bruce Kellett <[email protected]> wrote: >> >> Let us start again. Consider the entangled singlet state that we have >>> been talking about: >>> >>> |psi> = (|+>|-> - |->|+>)/sqrt(2). >>> >>> This refers to two spacetime locations; >>> >>> >>> You can’t at the start impose your own interpretation. You know that I >>> disagree with this interpretation since the start. >>> >> >> For goodness sake, Bruno, what are you talking about? You cannot >> 'disagree with this interpretation'. That is what the singlet state when >> the particles have separated means. >> >> >> Meaning = interpretation. There is no consensus how to interpret the >> wave, even among “many-worlders”. Nothing is obvious here. >> > > I think that everyone (except you, perhaps), agrees that this equation for > the entangled singlet state refers to two particles that might have > arbitrary space-time separation. This might not be obvious to you, but it > is to everyone else. > > > Deustch interpret it as a continuum of worlds, like any quantum state, and > they differentiate locally, as shown by using the Heisenberg picture. > Going to the Heisenberg picture does not change anything. The two particles are still at different spacetime locations so the state is non-local. Even Deutsch agrees with this. > IMO, it is you who are special when thinking that the interpretation of > the wave is obvious. > > Keep in mind that I never really leave Mechanism, so physics is not a > science which describes reality, only the relatively observable. > Maybe it is your attachment to 'Mechanism' that is keeping you from understanding the non-locality of the singlet state. 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/CAFxXSLTNi0nq7SMRvvm_7_%2BLc9WqOrooLZKfOJ%3DewGd_f%2BrPRg%40mail.gmail.com.
