Remark on approximation in the calculation of the primordial spectrum generated during inflation

Details Remark on approximation in the calculation of the primordial spectrum generated during inflation Remark on approximation in the calculation of the primordial spectrum generated during inflation

2000-07-07

arxiv.org/abs/hep-ph/0007064v1

Phys.Rev. D62 (2000) 087302

Physics

High Energy Physics

High Energy Physics - Phenomenology

10 pages, 6 figures, to appear in PRD

Scientific paper

10.1103/PhysRevD.62.087302

We re-examine approximations in the analytical calculation of the primordial
spectrum of cosmological perturbation produced during inflation. Taking two
inflation models (chaotic inflation and natural inflation) as examples, we
numerically verify the accuracy of these approximations.

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