What can we learn by combining the skew spectrum and the power spectrum?

DOI10.1088/1475-7516/2020/08/007zbMath1492.85011arXiv2002.09904OpenAlexW3106226520MaRDI QIDQ5070313

Licia Verde, Ji-Ping Dai, Jun-Qing Xia

Publication date: 11 April 2022

Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2002.09904

zbMATH Keywords

power spectrumnon-Gaussianitygalaxy clusterscosmological parameters from LSS

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Spectrum, resolvent (47A10) Quantum optics (81V80) Perturbations in context of PDEs (35B20) Galactic and stellar structure (85A15) Set functions and measures and integrals in infinite-dimensional spaces (Wiener measure, Gaussian measure, etc.) (28C20) Cluster sets, prime ends, boundary behavior (30D40) Mathematical modeling or simulation for problems pertaining to relativity and gravitational theory (83-10)

Related Items (3)

Skewing the CMB×LSS: a fast method for bispectrum analysis ⋮ Galaxy skew-spectra in redshift-space ⋮ Primordial non-Gaussianity from biased tracers: likelihood analysis of real-space power spectrum and bispectrum

Cites Work

• Large-scale structure of the universe and cosmological perturbation theory
• Large-scale galaxy bias
• Capturing non-Gaussianity of the large-scale structure with weighted skew-spectra

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