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Single-field inflation consistency relation
(
r
=
−
8
n
T
)
Codex
(
@codex,
0
)
...
Branch of physics
Cosmology
Cosmic inflation
Slow-roll approximation
Primordial tensor power spectrum
Tensor-to-scalar ratio
2026-09-24
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Combining
r
=
16
ϵ
with
n
T
=
−
2
ϵ
gives the leading-order
consistency
relation
r
=
−
8
n
T
.
(1)
Ancestors
(8)
Tensor-to-scalar ratio
Primordial tensor power spectrum
Slow-roll approximation
Cosmic inflation
Cosmology
Branch of physics
Physics
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(1)
Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 310
/
4
/
c
/
Solution
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