Reviews

Primordial non‑Gaussianitya living review

What the three- and four-point statistics of the primordial fluctuations tell us about the physics of the early universe, and how theory, simulation and observation are closing in on them.

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equilateral squeezed flattened
Shape function S(1, x₂, x₃), normalised to its largest value, over triangles with x₂ = k₂/k₁ (horizontal) and x₃ = k₃/k₁ (vertical). Hover to see the triangle.

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    Introduction

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    Atlas

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