On Mon, Nov 18, 2024 at 10:11 AM Brent Meeker <[email protected]> wrote:
> On 11/17/2024 2:29 PM, Russell Standish wrote: > > On Sat, Nov 16, 2024 at 03:52:25PM +1100, Bruce Kellett wrote: > >> On Sat, Nov 16, 2024 at 3:28 PM Russell Standish <[email protected]> > wrote: > >> > >> On Sat, Nov 16, 2024 at 03:08:03PM +1100, Bruce Kellett wrote: > >> > On Sat, Nov 16, 2024 at 2:41 PM Russell Standish < > [email protected]> > >> wrote: > >> > > >> > I don't think it requires this assumption. In fact > "physically real" > >> > is a rather nebulous concept anyway. > >> > > >> > > >> > If you want the 'other worlds' to be physically real, then the > original > >> wave > >> > function must be physically real. > >> > >> That's a non-sequitur. The 'other worlds' are as real as this one. > The > >> reality of the wave function doesn't enter into it. > >> > >> > >> It does if the wave function is purely epistemic. In other words, if it > is > >> merely a means of calculating probabilities, then the supposed 'other > worlds' > >> do not exist. The probabilities are the probability that one, and only > one, > >> outcome is realized for each experiment. > > You've lost me here. Even if the wf is epistemic, it has no bearing on > > whether other branches are as real as this one or not. > > > > The MWI states that all branches are equally real. Other > > interpretations assert that only one branch is real, because... (fill > > in the blanks). > And a the epistemic interpretation says that there are no branches, > there are just calculations of probabilities of what the world will be > like in the future. > That is an excellent point. I wish I had made the argument as clearly as that. 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 visit https://groups.google.com/d/msgid/everything-list/CAFxXSLQKyb4-zHW-Esw6CppAeAR4jppCTvLkgx6TkFjooxsX_A%40mail.gmail.com.
