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Cosmologies with Variable G and Λ from Action Principle

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Abstract

Cosmologies with variable G and Λ are developed in this paper from an action principle, and some exact cosmological models are presented. These models indicate that the era of variable G and Λ must have occurred, if at all, prior to other possible eras like radiation and dust.

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Authors and Affiliations

  1. Mathematical Physics Forum, Cotton College, Guwahati, 781001, India

    K. D. Krori

  2. Shrimanta Shankar Academy, Guwahati, 781001, India

    K. D. Krori

  3. Tura Government College, Tura, Meghalaya, India

    Santa Chaudhury & A. Mukherjee

Authors
  1. K. D. Krori
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  2. Santa Chaudhury
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  3. A. Mukherjee
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Krori, K.D., Chaudhury, S. & Mukherjee, A. Cosmologies with Variable G and Λ from Action Principle. General Relativity and Gravitation 32, 1439–1447 (2000). https://doi.org/10.1023/A:1001973832645

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