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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.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

A curvature normal form for $4$-dimensional Kähler manifolds
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by David L. Johnson PDF
Proc. Amer. Math. Soc. 79 (1980), 462-464 Request permission

Abstract:

A curvature operator R is said to possess a normal form relative to some space of curvature operators $\mathcal {P}$ if R is determined uniquely in $\mathcal {P}$ by the critical points and critical values of the associated sectional curvature function. It is shown that any curvature operator of Kähler type in real dimension 4 with positive-definite Ricci curvature has a normal form relative to the space of all Kähler operators.
References
    D. L. Johnson, A normal form for curvature, Ph.D. Thesis, M.I.T., 1977.
  • David L. Johnson, Sectional curvature and curvature normal forms, Michigan Math. J. 27 (1980), no. 3, 275–294. MR 584692
  • I. M. Singer and J. A. Thorpe, The curvature of $4$-dimensional Einstein spaces, Global Analysis (Papers in Honor of K. Kodaira), Univ. Tokyo Press, Tokyo, 1969, pp. 355–365. MR 0256303
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Additional Information
  • © Copyright 1980 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 79 (1980), 462-464
  • MSC: Primary 53B35
  • DOI: https://doi.org/10.1090/S0002-9939-1980-0567993-0
  • MathSciNet review: 567993