Re: Inflation and the total size of the universe

2020-04-12 Thread Lawrence Crowell
On Saturday, April 11, 2020 at 6:30:00 PM UTC-5, Alan Grayson wrote: > > > > On Saturday, April 11, 2020 at 3:36:28 PM UTC-6, Lawrence Crowell wrote: >> >> On Saturday, April 11, 2020 at 2:26:58 PM UTC-5, Alan Grayson wrote: >>> >>> >>> >>> On Saturday, April 11, 2020 at 9:10:19 AM UTC-6, Lawrence

Re: Inflation and the total size of the universe

2020-04-12 Thread 'Brent Meeker' via Everything List
On 4/12/2020 2:48 PM, Alan Grayson wrote: On Sunday, April 12, 2020 at 2:44:56 PM UTC-6, John Clark wrote: On Sun, Apr 12, 2020 at 4:33 PM Alan Grayson > wrote: /> As the universe expands, galaxies move progressively faster away from us as described by Hubble's

Re: Inflation and the total size of the universe

2020-04-12 Thread John Clark
On Sun, Apr 12, 2020 at 5:49 PM Alan Grayson wrote: *>>> As the universe expands, galaxies move progressively faster away from >>> us as described by Hubble's constant, which is a geometric effect as >>> previously explained, and eventually wink out. Conversely, if we play the >>> movie backward

Re: Inflation and the total size of the universe

2020-04-12 Thread Alan Grayson
On Sunday, April 12, 2020 at 2:44:56 PM UTC-6, John Clark wrote: > > On Sun, Apr 12, 2020 at 4:33 PM Alan Grayson > wrote: > > *> As the universe expands, galaxies move progressively faster away from >> us as described by Hubble's constant, which is a geometric effect as >> previously

Re: Inflation and the total size of the universe

2020-04-12 Thread John Clark
On Sun, Apr 12, 2020 at 4:33 PM Alan Grayson wrote: *> As the universe expands, galaxies move progressively faster away from us > as described by Hubble's constant, which is a geometric effect as > previously explained, and eventually wink out. Conversely, if we play the > movie backward in

Re: Inflation and the total size of the universe

2020-04-12 Thread Alan Grayson
On Sunday, April 12, 2020 at 6:12:54 AM UTC-6, John Clark wrote: > > On Sat, Apr 11, 2020 at 3:27 PM Alan Grayson > wrote: > > *> Hyperbolic can be ruled out for the same reason flat can be ruled out. >> Both are infinite in spatial extent, and since the universe has a finite >> age and

Re: Quantum Computers and Anyons

2020-04-12 Thread Philip Thrift
On Sunday, April 12, 2020 at 2:06:00 PM UTC-5, Lawrence Crowell wrote: > > >> Nonabelian anyons have a braid group structure. > > LC > > >> Anyons in topological QM: Topological Quantum: Lecture Notes http://www-thphys.physics.ox.ac.uk/people/SteveSimon/topological2016/TopoBook.pdf

Re: Quantum Computers and Anyons

2020-04-12 Thread Lawrence Crowell
On Saturday, April 11, 2020 at 2:15:48 PM UTC-5, Bruno Marchal wrote: > > > On 11 Apr 2020, at 19:24, John Clark > > wrote: > > In the April 10 2020 issue of the Journal Science the best evidence yet > for the existence of a quasiparticle called a "Anyon" is presented. Anyon's > are important

Re: Inflation and the total size of the universe

2020-04-12 Thread John Clark
On Sat, Apr 11, 2020 at 3:27 PM Alan Grayson wrote: *> Hyperbolic can be ruled out for the same reason flat can be ruled out. > Both are infinite in spatial extent, and since the universe has a finite > age and expanding at less than an infinite rate throughout its lifetime > (although the rate

Re: Reductionism?

2020-04-12 Thread John Clark
On Sat, Apr 11, 2020 at 5:42 PM Lawrence Crowell < goldenfieldquaterni...@gmail.com> wrote: > >> Although they have confirmed many theoretical predictions, particle >> accelerators haven't discovered anything surprising since 1962 when it was >> found that Muon Neutrinos were not the same as

The universe's expansion rate may vary from place to place

2020-04-12 Thread Philip Thrift
*The universe's expansion rate may vary from place to place* https://www.space.com/universe-expansion-rate-may-vary.html *Probing cosmic isotropy with a new X-ray galaxy cluster sample through the LX−T scaling relation* https://arxiv.org/abs/2004.03305 @philipthrift -- You received this