On Saturday, June 15, 2019 at 9:33:26 AM UTC-5, John Clark wrote: > > On Sat, Jun 15, 2019 at 9:45 AM Lawrence Crowell <[email protected] > <javascript:>> wrote: > > *> to remain within the quantum paradigm means the no-signalling theorem >> holds. The Kochen-Specker theorem corollary means there is not information >> transfer involved, which means there is no interaction.* > > > But no signaling (no information transfer) does not necessarily mean the > same thing as no interaction. If you and I are 10 light years apart and > have quantum entangled coins and flip them at the same time we will both > produce a sequence of heads and tails that look completely random to both > of us. You then get into your spaceship that moves a 99% the speed of light > and visit me. After 10 years you arrive and when we compare notes we > discover that we both produced the exact same (apparently) random sequence. > No information was transfered faster than light so you can't use it for > communication but an interaction of some sort faster than light must have > occurred because we both got the same random sequence at the same time even > though we were 10 light years apart; although we couldn't prove the > sequences were the same until we communicated and that can only be done at > the speed of light or less. > > John K Clark >
The interaction which occurred was local in the lab frames of the observers. The interaction did not span 10 light years distance. 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/190b0452-64ce-40c4-96dc-804aae01fadb%40googlegroups.com.
