Contents of Volume 13, Number 4

All articles in this issue are freely accessible.

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Convergence and finite determination of formal CR mappings

M. S. Baouendi, P. Ebenfelt and Linda Preiss Rothschild.
J. Amer. Math. Soc. 13 (2000), 697-723
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MathSciNet review: 1775734

Entire solutions of semilinear elliptic equations in $\mathbb {R}^{3}$ and a conjecture of De Giorgi

Luigi Ambrosio and Xavier Cabré.
J. Amer. Math. Soc. 13 (2000), 725-739
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MathSciNet review: 1775735

The “hot spots” conjecture for domains with two axes of symmetry

David Jerison and Nikolai Nadirashvili.
J. Amer. Math. Soc. 13 (2000), 741-772
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MathSciNet review: 1775736

The spectra of nonnegative integer matrices via formal power series

Ki Hang Kim, Nicholas S. Ormes and Fred W. Roush.
J. Amer. Math. Soc. 13 (2000), 773-806
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MathSciNet review: 1775737

Higher rank case of Dwork’s conjecture

Daqing Wan.
J. Amer. Math. Soc. 13 (2000), 807-852
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MathSciNet review: 1775738

Rank one case of Dwork’s conjecture

Daqing Wan.
J. Amer. Math. Soc. 13 (2000), 853-908
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MathSciNet review: 1775761

Linear algebraic groups and countable Borel equivalence relations

Scot Adams and Alexander S. Kechris.
J. Amer. Math. Soc. 13 (2000), 909-943
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MathSciNet review: 1775739

On the Brylinski-Kostant filtration

Anthony Joseph, Gail Letzter and Shmuel Zelikson.
J. Amer. Math. Soc. 13 (2000), 945-970
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MathSciNet review: 1775740

Topology of symplectomorphism groups of rational ruled surfaces

Miguel Abreu and Dusa McDuff.
J. Amer. Math. Soc. 13 (2000), 971-1009
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MathSciNet review: 1775741