Actually, Alan Guth .. who started the whole inflation thing .. went after it initially via a thermodynamic approach. Same mexican hat.
AG also thinks GUT is misspelled .. the T is a "theory" so therefore should be GUTh. -- Owen On Tue, Apr 23, 2013 at 3:45 PM, glen e. p. ropella <[email protected]>wrote: > Douglas Roberts wrote at 04/23/2013 10:33 AM: > > BEFORE THE BIG BANG, OUTSIDE THE UNIVERSE... > > [...] > > Another concept is that of a "cyclic universe". Derived from string > > theory, the hypothesis postulates that our Universe is a > > four-dimensional "brane" in a higher-dimensional space. It repetitively > > collides with another such brane. The collisions result in tremendous > > release of energy and creation of matter which we'd observe as the Big > > Bang. Again, it turns out that these periodic collisions of branes also > > must have a beginning. > > And to be fair, there are other cyclic models like Penrose's CCC. > > On CCC-predicted concentric low-variance circles in the CMB sky > http://arxiv.org/abs/1302.5162 > > -- > glen e. p. ropella, 971-255-2847, http://tempusdictum.com > Of all tyrannies, a tyranny sincerely exercised for the good of its > victims may be the most oppressive. -- C. S. Lewis > > > ============================================================ > FRIAM Applied Complexity Group listserv > Meets Fridays 9a-11:30 at cafe at St. John's College > to unsubscribe http://redfish.com/mailman/listinfo/friam_redfish.com >
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