Year: 2004
Type: article
Abstract: We show that a singularity can occur at a finite future time in an expanding Friedmann universe even when ρ > 0 and ρ + 3 p > 0. Explicit examples are constructed and a simple condition is given which can be used to eliminate behaviour of this sort if it is judged to be unphysical.
Source: Classical and Quantum Gravity
Author: John D Barrow
Institution: University of Cambridge
Language: English
Subfield: Astronomy and Astrophysics
Field: Physics and Astronomy
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W1969570109