General Relativity: An Introduction for Physicists · Problem 16.1

Inflationary cosmology — Hobson, Efstathiou & Lasenby

Physics · inflationary-cosmology-curvature-term

Problem

In the cosmological field equation R˙2=13ρR2−k,\dot{R}^2 = \tfrac{1}{3}\rho R^2 - k, show that, if p<−13ρp < -\tfrac{1}{3}\rho, the curvature term becomes negligible as the universe expands.

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