>> Interesting fact: In elliptic geometry, pi is less than arcsine 1.
>
> It's less than arcsine 1 where you're sitting right now. That's why they
> say gravity bends space-time.
Space-time is an inhomogenous space anyway. I hear that gravity bends it
with positive curvature, but the universe itself appears to have
slightly negative curvature...
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