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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Non-vanishing complex vector fields and the Euler characteristic
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by Howard Jacobowitz PDF
Proc. Amer. Math. Soc. 137 (2009), 3163-3165 Request permission

Abstract:

Every manifold admits a nowhere vanishing complex vector field. If, however, the manifold is compact and orientable and the complex bilinear form associated to a Riemannian metric is never zero when evaluated on the vector field, then the manifold must have zero Euler characteristic.
References
  • Michael F. Atiyah, Vector fields on manifolds, Arbeitsgemeinschaft für Forschung des Landes Nordrhein-Westfalen, Heft 200, Westdeutscher Verlag, Cologne, 1970 (English, with German and French summaries). MR 0263102
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Additional Information
  • Howard Jacobowitz
  • Affiliation: Department of Mathematics, Rutgers University, Camden, New Jersey 08012
  • MR Author ID: 190037
  • Email: jacobowi@camden.rutgers.edu
  • Received by editor(s): July 25, 2008
  • Published electronically: May 1, 2009
  • Communicated by: Varghese Mathai
  • © Copyright 2009 American Mathematical Society
    The copyright for this article reverts to public domain 28 years after publication.
  • Journal: Proc. Amer. Math. Soc. 137 (2009), 3163-3165
  • MSC (2000): Primary 57R25; Secondary 57R20
  • DOI: https://doi.org/10.1090/S0002-9939-09-09915-8
  • MathSciNet review: 2506476