# cosmologies without beginning

14 Oct 2015what would be observable consequences in a cosmological model where \(a=0\) is not reached in a finite past? could you tweak the cosmological parameters in such a way that there’s no CMB or no BBN?

what would be observable consequences in a cosmological model where \(a=0\) is not reached in a finite past? could you tweak the cosmological parameters in such a way that there’s no CMB or no BBN?