On Tue, Feb 25, 2025 at 6:48 PM Alan Grayson <[email protected]> wrote:
On Tuesday, February 25, 2025 at 12:46:46 PM UTC-7 Brent Meeker wrote: > > * >>I think all cosmologist, like Hartle, recognize that the observable > universe was much smaller in the past. Which is perfectly compatible with > the universe be spacially flat and infinite.* > > > *> I fully anticipated that response. But why would the observable > universe behave radically different from the entire principle, particularly > in light of the Cosmological Principle? AG* > *Because infinite things (like the entire universe) have fundamentally different properties than finite things (like the observable universe). For example, a proper subset of the infinite set of all the integers (the even integers for example) can be placed in a one to one correspondence with the entire set of integers. You can't do that if the set of integers is finite. * *John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis>* eda > > -- 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 visit https://groups.google.com/d/msgid/everything-list/CAJPayv1kAwSEji4ZNWrGbZ8q7czuLGKoV_oVH11P06dnEPCUzQ%40mail.gmail.com.
