Article ID Journal Published Year Pages File Type
10722651 Physics Letters B 2011 4 Pages PDF
Abstract
A string-inspired duality symmetry of the spatially flat Friedmann equations of general-relativistic cosmology is discussed and generalized, providing a map between exact solutions corresponding to different values of the barotropic index.
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Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
Preview
A symmetry of the spatially flat Friedmann equations with barotropic fluids
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