On Fri, Oct 16, 2020 at 1:47 AM Alan Grayson <[email protected]> wrote:
> > > On Thursday, October 15, 2020 at 4:51:13 PM UTC-6, Jason wrote: >> >> I noticed that Victor Stenger's position on entropy, as described here: >> https://arxiv.org/pdf/1202.4359.pdf on page 7, appears to be the same as >> described by the cosmologist David Layzer in a 1975 issue of Scientific >> American: >> https://static.scientificamerican.com/sciam/assets/media/pdf/2008-05-21_1975-carroll-story.pdf >> >> The basic idea, which is described graphically here: >> https://www.informationphilosopher.com/solutions/scientists/layzer/arrow_of_time.html >> >> It is a counter-argument to the commonly expressed idea that the universe >> began in a low entropy state. Rather, it explains how the expansion of the >> universe increases the state of maximum possible entropy. If the universe >> expands more quickly than an equilibrium can be reached, then there is room >> for complexity (information / negative entropy) to increase. >> >> Why is it that the "low entropy" myth is so persistent, and this >> alternate explanation is so little known? Some physicists, such as Penrose >> are still looking for alternate explanations for the special low entropy >> state. What fraction of physicists are aware of Stenger's/Layzer's view? >> Does it appear in any physics textbooks? Has it been refuted? >> >> Jason >> > > *If the very early universe is a hot photon gas, wouldn't that be a very > high entropy initial condition? Why would anyone think the initial state is > low entropy? AG* > > > Entropy could begin at or near it's maximum, but if the maximum entropy grows faster than the actual entropy, it provides room for entropy to grow. See: https://informationphilosopher.com/solutions/scientists/layzer/ Jason -- 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/CA%2BBCJUhD8caTXWrZ0SDYYFacquiu2Cw0kQ%3DA7R1fDs6%2B060X0Q%40mail.gmail.com.
