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Cosmological models with generalised gravitational and cosmological constants

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Abstract

We consider cosmology with the gravitational and cosmological constants generalized as coupling scalars in Einstein’s theory. A general method of solving the field equations is given. We study here the exact solutions for negative pressure models satisfying G=G 0(R/R 0)n.

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Authors and Affiliations

  1. Department of Mathematics, Manipur University, Imphal, 795003, Manipur, India

    N. Ibotombi Singh, S. Surendra Singh, S. Romaleima Devi & A. Sumati Devi

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  1. N. Ibotombi Singh
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  2. S. Surendra Singh
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  3. S. Romaleima Devi
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  4. A. Sumati Devi
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Correspondence to S. Surendra Singh.

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Singh, N.I., Singh, S.S., Devi, S.R. et al. Cosmological models with generalised gravitational and cosmological constants. Astrophys Space Sci 324, 67 (2009). https://doi.org/10.1007/s10509-009-0135-2

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  • DOI: https://doi.org/10.1007/s10509-009-0135-2

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