Mathematical Research Letters

Volume 6, Issue 4, July 1999

Hereditary Properties of Direct Summands of Algebras
Hanspeter Kraft, Lance W. Small, Nolan R. Wallach
Math. Research Letters pp. 371-375
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Distribution of resonances and local energy decay in the transmission problem. II
Fernando Cardoso, Georgi Popov, and Georgi Vodev
Math. Research Letters pp. 377-396
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Weight representations of the polynomial Cartan type Lie algebras $ W_{n} $ and $ \bar{S}_{n} $
Ivan Penkov and Vera Serganova
Math. Research Letters pp. 397-416
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Sharp Two-weight, weak-type norm inequalities for singular integral operators
D. Cruz-Uribe and C. Pérez
Math. Research Letters pp. 417-427
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Four-Manifold Geography and Superconformal Symmetry
Marcos Mari\~no, Gregory Moore, and Grigor Peradze
Math. Research Letters pp. 429-437
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Lattices in Kac-Moody groups
Lisa Carbone and Howard Garland
Math. Research Letters pp. 439-447
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On the number of vanishing cycles in Lefschetz fibrations
András I. Stipsicz
Math. Research Letters pp. 449-456
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Spectral determination of analytic bi-axisymmetric plane domains
Steve Zelditch
Math. Research Letters pp. 457-464
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A Remark on: Lower bounds for Eigenvalues of Hypersurface Dirac Operators
Xiao Zhang
Math. Research Letters pp. 465-466
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Erratum to: Multilinear estimates and fractional integration
Carlos E. Kenig, and Elias M. Stein
Math. Research Letters pp. 467-467
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