Astronomy and Astrophysics – Astrophysics – General Relativity and Quantum Cosmology
Scientific paper
2002-05-06
Phys.Lett. B549 (2002) 13-19
Astronomy and Astrophysics
Astrophysics
General Relativity and Quantum Cosmology
References and some clarifications added; 11 pages, 1 figure; submitted to Physics Letters B
Scientific paper
10.1016/S0370-2693(02)02898-8
We show that Einstein's gravity coupled to a non-minimally coupled scalar
field is stable even for high values of the scalar field, when the sign of the
Einstein-Hilbert action is reversed. We also discuss inflationary solutions and
a possible new mechanism of reheating.
Abramo Raul L.
Brenig Leon
Gunzig Edgard
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