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Conditions for inflation in an initially inhomogeneous universe

Nathalie Deruelle, Dalia S. Goldwirth

gr-qcarXiv:gr-qc/9409056

Abstract

Using a long wavelength iteration scheme to solve Einstein's equations near the Big-Bang singularity of a universe driven by a massive scalar field, we find how big initial quasi-isotropic inhomogeneities can be before they can prevent inflation to set in.

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