Contents of Volume 3, Number 2

All articles in this issue are freely accessible.

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Efficient computation of the Fourier transform on finite groups

Persi Diaconis and Daniel Rockmore.
J. Amer. Math. Soc. 3 (1990), 297-332
Abstract, references and article information
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MathSciNet review: 1030655

Nodal sets for eigenfunctions of the Laplacian on surfaces

Harold Donnelly and Charles Fefferman.
J. Amer. Math. Soc. 3 (1990), 333-353
Abstract, references and article information
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MathSciNet review: 1035413

On complete manifolds with nonnegative Ricci curvature

Uwe Abresch and Detlef Gromoll.
J. Amer. Math. Soc. 3 (1990), 355-374
Abstract, references and article information
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MathSciNet review: 1030656

Inverse spectral results on two-dimensional tori

V. Guillemin.
J. Amer. Math. Soc. 3 (1990), 375-387
Abstract, references and article information
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MathSciNet review: 1035414

The classification of links up to link-homotopy

Nathan Habegger and Xiao-Song Lin.
J. Amer. Math. Soc. 3 (1990), 389-419
Abstract, references and article information
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MathSciNet review: 1026062

Kategorie $\mathcal{O}$, perverse Garben und Moduln über den Koinvarianten zur Weylgruppe

Wolfgang Soergel.
J. Amer. Math. Soc. 3 (1990), 421-445
Abstract, references and article information
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MathSciNet review: 1029692

Canonical bases arising from quantized enveloping algebras

G. Lusztig.
J. Amer. Math. Soc. 3 (1990), 447-498
Abstract, references and article information
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MathSciNet review: 1035415