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Bulletin of the American Mathematical Society

The Bulletin publishes expository articles on contemporary mathematical research, written in a way that gives insight to mathematicians who may not be experts in the particular topic. The Bulletin also publishes reviews of selected books in mathematics and short articles in the Mathematical Perspectives section, both by invitation only.

ISSN 1088-9485 (online) ISSN 0273-0979 (print)

The 2020 MCQ for Bulletin of the American Mathematical Society is 0.84.

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.

 

Proof of Blaschke’s sphere conjecture
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by Leon W. Green PDF
Bull. Amer. Math. Soc. 67 (1961), 156-158
References
    1. W. Blaschke, Vorlesungen über Differentialgeometrie, I, 3te Auflage, Berlin, Springer, 1930.
  • Leon W. Green, A sphere characterization related to Blaschke’s conjecture, Pacific J. Math. 10 (1960), 837–841. MR 116288, DOI 10.2140/pjm.1960.10.837
  • Eberhard Hopf, Closed surfaces without conjugate points, Proc. Nat. Acad. Sci. U.S.A. 34 (1948), 47–51. MR 23591, DOI 10.1073/pnas.34.2.47
    • 4. C. M. Petty, A geometrical approach to the second-order linear differential equation, Lockheed Technical Report LMSD-288250, June, 1960. Amer. J. Math., to appear.
  • L. A. Santaló, Introduction to integral geometry, Publ. Inst. Math. Univ. Nancago, II, Hermann & Cie, Paris, 1953. MR 0060840
  • L. A. Santaló, An affine invariant for convex bodies of $n$-dimensional space, Portugal. Math. 8 (1949), 155–161 (Spanish). MR 39293
Additional Information
  • Journal: Bull. Amer. Math. Soc. 67 (1961), 156-158
  • DOI: https://doi.org/10.1090/S0002-9904-1961-10549-1
  • MathSciNet review: 0124019