On Wednesday, February 3, 2021 at 10:55:13 AM UTC-7 [email protected] wrote:
> On Wed, Feb 3, 2021 at 10:05 AM Alan Grayson <[email protected]> wrote: > > >> * > in GR universes evolve in time, but cannot instantaneously evolve >> faster than the SoL.* >> > > In 1905 Einstein discovered Special Relativity and said nothing > whatsoever could move faster than light, but by 1915 he had found General > Relativity and had to amend that to some extent, he still insisted that > matter or energy or information cannot move through space faster than > light, but he placed no speed limit on how fast space itself can expand. > > *> In the MWI, worlds come into existence fully formed as it were, that >> is, replete with copies of observers. You want to have your cake and eat as >> well; that is, appealing to GR, but inconsistently instantaneously creating >> fully formed worlds, say like the one we live in. AG * >> > > MWI doesn't say if a new universe is created instantaneously or if the new > creation only comes into existence at the speed of light; it doesn't say > because it does it need to, it works fine either way. MWI Is agnostic > about that. > > >> *> If your claim that the net energy of the universe is zero is >> associated with the universe as a whole, not for some part of it, then it >> must be speculative. No calculation can be done to establish it. Correct?* > > > Correct, that can only be established through observation and > experimentation. However if General Relativity is correct and if empty > space does contain residual vacuum energy (both those things can only be > determined through observation and experimentation but the evidence is > piling up that both are correct) then the net amount of energy in the > universe is indeed zero. > *What's your argument, or please repeat and refine it, that IF there exists residual vacuum energy, then the net gravitational energy must be zero. AG * > > John K Clark >> >> >> -- 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/e74a0800-0aa5-4f21-8358-4359b6cec422n%40googlegroups.com.
