The effect of Limber and flat-sky approximations on galaxy weak lensing

DOI10.1088/1475-7516/2017/05/014OpenAlexW3103520990MaRDI QIDQ5024287

Pablo Lemos, Anthony Challinor, George Efstathiou

Publication date: 28 January 2022

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

Full work available at URL: https://arxiv.org/abs/1704.01054

zbMATH Keywords

power spectrumweak gravitational lensingcosmological parameters from LSS

Mathematics Subject Classification ID

Relativity and gravitational theory (83-XX)

Related Items (9)

Beyond Limber: efficient computation of angular power spectra for galaxy clustering and weak lensing ⋮ Cosmological angular trispectra and non-Gaussian covariance ⋮ Complete super-sample lensing covariance in the response approach ⋮ Beyond the traditional line-of-sight approach of cosmological angular statistics ⋮ The Fisher gAlaxy suRvey cOde (FARO) ⋮ Quintessential α-attractor inflation: forecasts for Stage IV galaxy surveys ⋮ Modified gravity or imperfect dark matter: a model-independent discrimination ⋮ Precise and accurate cosmology with CMB×LSS power spectra and bispectra ⋮ The flat-sky approximation to galaxy number counts — redshift space correlation function

Uses Software

• CosmoMC

Cites Work

• How accurate is Limber's equation?
• Spin-s Spherical Harmonics and ð

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