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Poutnik
Posts:
69
Registered:
9/14/11


Re: closed universe, flat space?
Posted:
Apr 23, 2013 3:40 PM


RichD posted Tue, 23 Apr 2013 12:23:30 0700 (PDT)
> > Supposedly, our universe is closed and finite, although the > geometry and topology isn't precisely known. This means > a straight line (geodesic) traveler must return to his starting > poiint, yes/no? Hence, curved space. > > At the same time, astronomers claim, that space is flat, to > the precision of their measurements. Usually, this is > accompanied by the comment that the universe is balanced > between infinite expansion, or eventual collapse, we can't > tell which. > > So, space is closed, but also flat... back in my day, they > had something called a logical contradiction, which was > considered a bad thing, but I guess times change... > viva progress 
The question is  Is supposed value of expected curvature of space statistically significant wrt error of measured flatness ?
 Poutnik



