Primordial trispectrum and orthogonal non-Gaussianities
Primordial trispectrum and orthogonal non-Gaussianities
Primordial trispectrum and orthogonal non-Gaussianities
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‘Equilateral’ <strong>trispectrum</strong>All 4 shapes are similar, <strong>and</strong> peak near the regulartetrahedron (RT) limitSimple representative ansatz:Simple measure of the amplitude:Only constraint to date on a <strong>trispectrum</strong> fromquantum origin (<strong>non</strong>-local type) :AssumingFergusson,Regan,Shellard(10)
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