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Transactions of the American Mathematical Society

Published by the American Mathematical Society since 1900, Transactions of the American Mathematical Society is devoted to longer research articles in all areas of pure and applied mathematics.

ISSN 1088-6850 (online) ISSN 0002-9947 (print)

The 2020 MCQ for Transactions of the American Mathematical Society is 1.48.

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Closed timelike geodesics
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by Gregory J. Galloway PDF
Trans. Amer. Math. Soc. 285 (1984), 379-388 Request permission

Abstract:

It is shown that every stable free $t$-homotopy class of closed timelike curves in a compact Lorentzian manifold contains a longest curve which must be a closed timelike geodesic. This result enables one to obtain a Lorentzian analogue of a classical theorem of Synge. A criterion for stability is presented, and a theorem of Tipler is derived as a special case of the result stated above.
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Additional Information
  • © Copyright 1984 American Mathematical Society
  • Journal: Trans. Amer. Math. Soc. 285 (1984), 379-388
  • MSC: Primary 53C50; Secondary 53C22
  • DOI: https://doi.org/10.1090/S0002-9947-1984-0748844-6
  • MathSciNet review: 748844