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How big is the universe today?

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Abstract

If one defines the size of the present universe in terms of a hypersurface of simultaneity generated by the spatial geodesies orthogonal to our world line today, then it is finite in all expanding Big Bang Friedmann models.

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References

  1. Rindler, W. (1977).Essential Relativity, 2nd ed., Springer, New York, Section 9.4.

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  3. Misner, C. W., Thorne, K. S., and Wheeler, J. A. (1973).Gravitation, Freeman, San Francisco, Box 17.2.

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Authors and Affiliations

  1. Department of Physics, The Pennsylvania State University, 16802, University Park, Pennsylvania

    Don N. Page (Alfred P. Sloan Research Fellow)

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  1. Don N. Page
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Page, D.N. How big is the universe today?. Gen Relat Gravit 15, 181–185 (1983). https://doi.org/10.1007/BF00762476

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  • DOI: https://doi.org/10.1007/BF00762476

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