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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
A general test of the copernican principle
Physical Review Letters, Volume 101, No. 1, Article 011301, Year 2008
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Description
To date, there has been no general way of determining if the Copernican principle-that we live at a typical position in the Universe-is in fact a valid assumption, significantly weakening the foundations of cosmology as a scientific endeavor. Here we present an observational test for the Copernican assumption which can be automatically implemented while we search for dark energy in the coming decade. Our test is entirely independent of any model for dark energy or theory of gravity and thereby represents a model-independent test of the Copernican principle. © 2008 The American Physical Society.
Authors & Co-Authors
Clarkson, Chris A.
South Africa, Cape Town
University of Cape Town
Bassett, Bruce A.C.C.
South Africa, Cape Town
University of Cape Town
South Africa, Cape Town
South African Astronomical Observatory
Lu, Teresa Hui Ching
South Africa, Cape Town
University of Cape Town
Statistics
Citations: 224
Authors: 3
Affiliations: 2
Identifiers
Doi:
10.1103/PhysRevLett.101.011301
ISSN:
00319007
e-ISSN:
10797114