On 10/19/2018 10:59 AM, [email protected] wrote:
On Friday, October 19, 2018 at 5:44:10 PM UTC, Brent wrote: On 10/19/2018 12:17 AM, [email protected] <javascript:> wrote:*I can see how recoherence is impossible FAPP, but after some time elapses the state of the cat could Dead or Alive; not necessarily the original state, Alive. A*GWhen recoherence is no longer possible that's a real physical change. The system has evolved. *Since decoherence is a unitary process, isn't recoherence always possible, even if not FAPP? AG*Sure. If you could reverse the outgoing waves and the local universe.*Since recoherence is always possible, even if astronomically unlikely like many physical macro processes, why do you make the point that there's a real physical change when it's no longer possible (which is never)? I ask because your comment is confusing. AG*
That's the real physical change. Outgoing radiation has left at the speed of light out into an expanding universe; it ain't comin' back. Why is that confusing?
Brent -- 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 post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
