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Old 03-17-2014, 02:43 PM   #2034
photon
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I'd disagree, the Big Bang starts with the hot, dense, initial conditions of our universe, which is after inflation.

http://scienceblogs.com/startswithab...-happen-befor/

Quote:
The Big Bang, instead of being a singularity, is the set of initial conditions of an extremely hot, dense, expanding Universe that exists immediately after the end of inflation.

Was there a singularity before inflation? Possibly, but at this point, we have no way of knowing. Inflation is the first thing we can say anything definitive about, but it definitely comes before what we traditionally call “The Big Bang”. So maybe I should admit that Starts With A Bang isn’t really the starting point of everything, after all, just the start of where our observable Universe comes from.
http://superstringtheory.com/cosmo/cosmo41.html

Though it's kind of semantics, since lots of people refer to the Big Bang as the absolute beginning.. but since we don't know (and don't have a theory adequate to describe) what happened before inflation, talking of absolute beginnings doesn't seem right.. or even necessary.
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