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Re: OT, and religeous

From:Cian Ross <cian@...>
Date:Thursday, December 2, 2004, 19:19
On Thursday 02 December 2004 01:08 pm, Andreas Johansson wrote:
> > Very briefly, an expanding general relativistic universe can have three > overall shapes; spherical, flat, hyperbolic. In the first case, it's > boundless but finite, in the two later, both boundless and infinite. The > parameter determining which is the mean matter density; if high, spherical, > if low, hyperbolic, with flat at the critical value. It's used to be > thought that the spherical version was the most likely, but observations in > recent years seem to have established that we're well with the hyperbolic > regime.
Interesting. Last I'd heard the universe was pretty much thought to have to be flat (i.e., at or right next to the critical density). Would it be possible to ask for some references to what shows that the universe is hyperbolic? Regards, Cian Ross cian@cox-internet.com