General Relativity and Gravitation

, Volume 15, Issue 2, pp 181–185

How big is the universe today?

  • Don N. Page
Research Articles

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. 1.
    Rindler, W. (1977).Essential Relativity, 2nd ed., Springer, New York, Section 9.4.Google Scholar
  2. 2.
    Rindler, W. (1981).Gen. Rel. Grav.,13, 457–461.Google Scholar
  3. 3.
    Misner, C. W., Thorne, K. S., and Wheeler, J. A. (1973).Gravitation, Freeman, San Francisco, Box 17.2.Google Scholar

Copyright information

© Plenum Publishing Corporation 1983

Authors and Affiliations

  • Don N. Page
    • 1
  1. 1.Department of PhysicsThe Pennsylvania State UniversityUniversity Park

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