> On 7 Sep 2019, at 16:25, Lawrence Crowell <[email protected]> > wrote: > > On Saturday, September 7, 2019 at 4:09:27 AM UTC-5, John Clark wrote: > > On Sat, Sep 7, 2019 'Brent Meeker' via Everything List > <[email protected] <javascript:>> wrote: > > >> Sean Carroll is on a nationwide speaking tour now evangelizing Many > >> Worlds. What is the predictive power of Many Worlds? > > > None, unless someone can figure out how to derive Born's rule from > > it...which I think is impossible. > > Many Worlds predicts that the best any observer will be able to do is make > probabilistic predictions, and Gleason's theorem says that in 3 spatial > dimensions only the square of Schrodinger's wave (the Born rule), and not the > cube or anything else, can yield a probability without inconsistencies. > > John K Clark > > Gleason's theorem is sort of a special case of Born rule for the case an > operator is the unit operator. There is an interesting chase after the Born > rule, and some people do think that certain quantum interpretations give the > added axiomatic "boost" necessary to prove that. I am agnostic about those > claims. If this does turn out to be the case I would give the best bet to > either MWI or QuBism.
Assuming mechanism in the cognitive science, the “many-computations” is not an option, and MWI, Qubism, or even Copehagen, IF true, have to be derived from 2+2=4 & co. Bruno > > LC > > -- > 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] > <mailto:[email protected]>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/everything-list/10a2ffa5-ee2b-47c0-adfe-9c22e556f345%40googlegroups.com > > <https://groups.google.com/d/msgid/everything-list/10a2ffa5-ee2b-47c0-adfe-9c22e556f345%40googlegroups.com?utm_medium=email&utm_source=footer>. -- 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/D6CF23C0-6580-47B3-97DE-02634AFEE696%40ulb.ac.be.
