On Monday, December 24, 2018 at 4:22:24 AM UTC, [email protected] wrote: > > > > On Monday, December 24, 2018 at 3:50:33 AM UTC, Brent wrote: >> >> >> >> On 12/23/2018 4:47 PM, [email protected] wrote: >> >> *If by "flat", you mean mathematically flat, like a plane extending >> infinitely in all directions, as opposed to asymptotically flat like a huge >> and expanding sphere, you have to reconcile an infinitesimally tiny >> universe at the time of the BB, and simultaneously an infinitely large >> universe extending infinitely in all directions. AG* >> >> >> All that's "infinitesimally tiny" is the visible universe. You must know >> that the Friedmann equation just defines the dynamics of a scale factor, >> not a size. >> > > *Are you claiming the visible universe at the BB was infinitesimally tiny, > but the non visible part was infinitely large (mathematically flat), or > huge (asymptotically flat)? AG * >
*Bruce says the universe is always flat if k=1. How can it be everywhere flat if there's a region which is infinitely tiny; hence not flat in the visible region? How are we to imagine this? TIA, AG * > > >> 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.
