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International Journal of Theoretical Physics

, Volume 35, Issue 5, pp 1027–1032 | Cite as

Space-times with covariant-constant energy-momentum tensor

  • M. C. Chaki
  • Sarbari Ray
Article

Abstract

It is shown that a general relativistic space-time with covariant-constant energy-momentum tensor is Ricci symmetric. Two particular types of such general relativistic space-times are considered and the nature of each is determined.

Keywords

Field Theory Elementary Particle Quantum Field Theory 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. Beem, J. K., and Ehrlich, P. L. (1981).Global Lorentzian Geometry, Dekker, New York.Google Scholar
  2. Chaki, M. C. (1988). On pseudo Ricci symmetric manifolds,Bulgarian Journal of Physics,15, 526.zbMATHMathSciNetGoogle Scholar
  3. Garcia de Andrade, L. C. (1991).International Journal of Theoretical Physics,30, 235.zbMATHMathSciNetGoogle Scholar
  4. O'Neill, B. (1983).Semi-Riemannian Geometry, Academic Press, New York.Google Scholar

Copyright information

© Plenum Publishing Corporation 1996

Authors and Affiliations

  • M. C. Chaki
    • 1
  • Sarbari Ray
    • 2
  1. 1.Department of Pure MathematicsCalcutta UniversityCalcuttaIndia
  2. 2.Department of PhysicsSt. Xavier's CollegeCalcuttaIndia

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