Non-Gaussianity of Large-Scale Cosmological Perturbations

Details Non-Gaussianity of Large-Scale Cosmological Perturbations Non-Gaussianity of Large-Scale Cosmological Perturbations

2003-08-02

arxiv.org/abs/astro-ph/0308033v1

Astronomy and Astrophysics

Astrophysics

8 pages

Scientific paper

Perturbations in a universe with matter and cosmological constant are
computed in terms of the primordial scalar perturbation up to second order. The
calculation is easy -- a generalization of the spherical dust solution. Our
expression might allow accurate measurements of the primordial non-Gaussianity.

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