Cosmological Perturbation Theory in Slow-Roll Spacetimes
Abstract
Description
We present a gauge invariant argument that a nonlocal measure of second-order metric and matter perturbations dominate that of linear fluctuations in its effect on the gravitational field in 'slow-rolling' spacetimes.
Version accepted by PRL (however, with correct non PRL format for arxiv posting). Clarified and expanded
Version accepted by PRL (however, with correct non PRL format for arxiv posting). Clarified and expanded