On Saturday, October 19, 2019 at 1:06:39 AM UTC-5, Bruno Marchal wrote: > > > On 16 Oct 2019, at 23:47, 'Brent Meeker' via Everything List < > [email protected] <javascript:>> wrote: > > > > On 10/16/2019 2:05 PM, Philip Thrift wrote: > > > > On Wednesday, October 16, 2019 at 3:49:12 PM UTC-5, Brent wrote: >> >> >> >> On 10/16/2019 8:22 AM, John Clark wrote: >> >> On Tue, Oct 15, 2019 at 8:00 PM Bruce Kellett <[email protected]> wrote: >> >> > I*n the delayed choice experiment, the decision whether or not to >>> quantum erase the "which way" information can be made long after the >>> original photons hit the screen and make their marks there.* >>> >> >> No. In the delayed choice experiment the decision on if to erase the >> information about which slit the photon went through can be made after the >> photon passes through the slit, even billions of years after, but it must >> be made while the photon still exists and is inflight not after it hits the >> screen. >> >> >> I thought you read Carroll's book. His example shows in what sense you >> can erase the information after the photon has hit the screen. >> >> Brent >> > > > > > This ("you can erase the information after the photon has hit the screen") > can be shown to be possible in Many Worlds theory? > > What page of the book? (I'll get a copy and check it out.) > > > He's posted it on his blog https://www.preposterousuniverse.com/blog/ > almost word-for-word. > > > > This corroborates with the fact that MWI, i.e. NON-collapse, does not > allow neither FTL, nor retro-causality. > > My “advise”: if your theory or your interpretation leads to FTL action, > change the theory or the interpretation. > > Bruno > > > Anyone who has an interest in CLP (concurrent logic programming), or SCLP (stochastic CLP) might think of a logical processes (in the CLP sense) version of physics (nature as "billions and billions" of processes). The* logical variable* would play a role as a hidden variable (the term mentioned in some QM references) because its binding could allow one process to instantly "update" another process separated from it by either space or time (either spacial or temporal nonlocality).
* Two reference for concurrent logic programming: – Guarded Horn Clauses: Application and Implementation <https://pdfs.semanticscholar.org/dc7a/2fabc18400e486f0b07598767d0131863eee.pdf> – The Family of Concurrent Logic Programming Languages <http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.73.8108&rep=rep1&type=pdf> In Stochastic Concurrent Prolog <https://codicalist.wordpress.com/2018/04/08/cp-stochastic-concurrent-prolog/> The GHC (guarded Horn clause) is extended to probabilistic GHCs: Head :- Guard / Probability | Body. @philipthrift -- 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/436fdbda-de79-440a-85be-fc1b2903bd31%40googlegroups.com.
