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CMBFAST for Spatially Closed Universes

1999/11/11 by Matias Zaldarriaga, Matías Zaldarriaga, Uroš Seljak +1 · 5 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Galaxies: Formation, Evolution, Phenomena #Solar and Space Plasma Dynamics #astro-ph

paper · pdf · doi:10.1086/313423

published as Astrophys.J.Suppl. 129 (2000) 431-434 · 6 pages, 2 figures, new version of CMBFAST can be found http://www.sns.ias.edu/~matiasz/CMBFAST/cmbfast.html

arxiv created 1999/11/11 · openalex publication_date 2000/08/01 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/31

Abstract

We extend the cosmological linear perturbation theory code CMBFAST to closed geometries. This completes the implementation of CMBFAST to all types of geometries and allows the user to perform an unlimited search in the parameter space of models. This will be especially useful for placing confidence limits on cosmological parameters from existing and future data. We discuss some of the technical issues regarding the implementation.

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