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ma-3) a1/2da dt a t2/3 2) k =-1 < 0 = 8#G/3 ma-3 + a-2! a-2 (for large a) da dt a t 3) k =+1 > 0 = 8#G/3 ma-3 - a-2! 0 (at some a = a s) & bounce later." > 0 and dominates:

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