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Slow-roll e-fold count

The number of e-folds between field values

ϕ_{i}

and

ϕ_{f}

is

N ≃ \frac{1}{2 M _{Pl}} \int_{ϕ_{f}}^{ϕ_{i}} \frac{d ϕ}{ϵ _{V} ( ϕ )}

when the field rolls monotonically down the potential.

Table of contents 47 1
- Monomial slow-roll e-fold count Slow-roll e-fold count 25

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