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 2024 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Contents of Volume 136, Number 5
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On the normal bundle of submanifolds of $\mathbb P^n$: Lucian Bădescu; Proc. Amer. Math. Soc. 136 (2008), 1505-1513; DOI: https://doi.org/10.1090/S0002-9939-08-09255-1; Published electronically: January 17, 2008; PDF

On the sum of the index of a parabolic subalgebra and of its nilpotent radical: Rupert W. T. Yu; Proc. Amer. Math. Soc. 136 (2008), 1515-1522; DOI: https://doi.org/10.1090/S0002-9939-08-09234-4; Published electronically: January 9, 2008; PDF

Infinite index subalgebras of depth two: Lars Kadison; Proc. Amer. Math. Soc. 136 (2008), 1523-1532; DOI: https://doi.org/10.1090/S0002-9939-08-09077-1; Published electronically: January 17, 2008; PDF

The depth of an ideal with a given Hilbert function: Satoshi Murai and Takayuki Hibi; Proc. Amer. Math. Soc. 136 (2008), 1533-1538; DOI: https://doi.org/10.1090/S0002-9939-08-09067-9; Published electronically: January 17, 2008; PDF

On isomorphisms between centers of integral group rings of finite groups: Martin Hertweck; Proc. Amer. Math. Soc. 136 (2008), 1539-1547; DOI: https://doi.org/10.1090/S0002-9939-08-09252-6; Published electronically: January 8, 2008; PDF

On Calabi-Yau threefolds with large nonabelian fundamental groups: Lev Borisov and Zheng Hua; Proc. Amer. Math. Soc. 136 (2008), 1549-1551; DOI: https://doi.org/10.1090/S0002-9939-07-09268-4; Published electronically: November 30, 2007; PDF

Characterizations of regular local rings in positive characteristics: Jinjia Li; Proc. Amer. Math. Soc. 136 (2008), 1553-1558; DOI: https://doi.org/10.1090/S0002-9939-07-09158-7; Published electronically: November 23, 2007; PDF

A remark on the Ikeda lift and local singular series polynomials: YoungJu Choie and Winfried Kohnen; Proc. Amer. Math. Soc. 136 (2008), 1559-1563; DOI: https://doi.org/10.1090/S0002-9939-07-09189-7; Published electronically: October 18, 2007; PDF

Degree of the canonical map of a Gorenstein 3-fold of general type: Jin-Xing Cai; Proc. Amer. Math. Soc. 136 (2008), 1565-1574; DOI: https://doi.org/10.1090/S0002-9939-07-09254-4; Published electronically: December 21, 2007; PDF

A note on Mustata’s computation of multiplier ideals of hyperplane arrangements: Zach Teitler; Proc. Amer. Math. Soc. 136 (2008), 1575-1579; DOI: https://doi.org/10.1090/S0002-9939-07-09177-0; Published electronically: November 30, 2007; PDF

The density of discriminants of $S_3$-sextic number fields: Manjul Bhargava and Melanie Matchett Wood; Proc. Amer. Math. Soc. 136 (2008), 1581-1587; DOI: https://doi.org/10.1090/S0002-9939-07-09171-X; Published electronically: October 12, 2007; PDF

An extremal property of Jacobi polynomials in two-sided Chernoff-type inequalities for higher order derivatives: Vladimir D. Stepanov; Proc. Amer. Math. Soc. 136 (2008), 1589-1597; DOI: https://doi.org/10.1090/S0002-9939-08-09218-6; Published electronically: January 4, 2008; PDF

A note on the limiting weak-type behavior for maximal operators: Jiaxin Hu and Xueping Huang; Proc. Amer. Math. Soc. 136 (2008), 1599-1607; DOI: https://doi.org/10.1090/S0002-9939-08-09313-1; Published electronically: January 3, 2008; PDF

Spectra of operators with Bishop’s property $(\beta )$: M. Drissi, M. El Hodaibi and E. H. Zerouali; Proc. Amer. Math. Soc. 136 (2008), 1609-1617; DOI: https://doi.org/10.1090/S0002-9939-08-08947-8; Published electronically: January 8, 2008; PDF

A note on ill-posedness of the Cauchy problem for Heisenberg wave maps: Luca Capogna and Jalal Shatah; Proc. Amer. Math. Soc. 136 (2008), 1619-1629; DOI: https://doi.org/10.1090/S0002-9939-08-09302-7; Published electronically: January 28, 2008; PDF

The bifurcation set of the period function of the dehomogenized Loud’s centers is bounded: F. Mañosas and J. Villadelprat; Proc. Amer. Math. Soc. 136 (2008), 1631-1642; DOI: https://doi.org/10.1090/S0002-9939-08-09131-4; Published electronically: January 23, 2008; PDF

Uniqueness of unconditional basis in Lorentz sequence spaces: F. Albiac and C. Leránoz; Proc. Amer. Math. Soc. 136 (2008), 1643-1647; DOI: https://doi.org/10.1090/S0002-9939-08-09222-8; Published electronically: January 3, 2008; PDF

Antiholomorphic involutions of spherical complex spaces: Dmitri Akhiezer and Annett Püttmann; Proc. Amer. Math. Soc. 136 (2008), 1649-1657; DOI: https://doi.org/10.1090/S0002-9939-08-08988-0; Published electronically: January 3, 2008; PDF

The Kitai criterion and backward shifts: Stanislav Shkarin; Proc. Amer. Math. Soc. 136 (2008), 1659-1670; DOI: https://doi.org/10.1090/S0002-9939-08-09179-X; Published electronically: January 17, 2008; PDF

Further reductions of Poincaré-Dulac normal forms in $\{\mathbf \{C\}\}^\{n+1\}$: Adrian Jenkins; Proc. Amer. Math. Soc. 136 (2008), 1671-1680; DOI: https://doi.org/10.1090/S0002-9939-08-09041-2; Published electronically: January 30, 2008; PDF

A counterexample for boundedness of pseudo-differential operators on modulation spaces: Mitsuru Sugimoto and Naohito Tomita; Proc. Amer. Math. Soc. 136 (2008), 1681-1690; DOI: https://doi.org/10.1090/S0002-9939-08-09253-8; Published electronically: January 17, 2008; PDF

On the symplectic phase space of KdV: T. Kappeler, F. Serier and P. Topalov; Proc. Amer. Math. Soc. 136 (2008), 1691-1698; DOI: https://doi.org/10.1090/S0002-9939-07-09120-4; Published electronically: November 30, 2007; PDF

Convexity and the Exterior Inverse Problem of Potential Theory: Stephen J. Gardiner and Tomas Sjödin; Proc. Amer. Math. Soc. 136 (2008), 1699-1703; DOI: https://doi.org/10.1090/S0002-9939-07-09228-3; Published electronically: November 30, 2007; PDF

A uniqueness result on boundary interpolation: Vladimir Bolotnikov; Proc. Amer. Math. Soc. 136 (2008), 1705-1715; DOI: https://doi.org/10.1090/S0002-9939-07-09126-5; Published electronically: November 28, 2007; PDF

Finite rank Toeplitz operators on the Bergman space: Daniel H. Luecking; Proc. Amer. Math. Soc. 136 (2008), 1717-1723; DOI: https://doi.org/10.1090/S0002-9939-07-09119-8; Published electronically: November 30, 2007; PDF

Monotonicity of the principal eigenvalue of the $p$-Laplacian in an annulus: B. Emamizadeh and M. Zivari-Rezapour; Proc. Amer. Math. Soc. 136 (2008), 1725-1731; DOI: https://doi.org/10.1090/S0002-9939-07-09153-8; Published electronically: December 18, 2007; PDF

On Lelong-Bremermann Lemma: Aydin Aytuna and Vyacheslav Zakharyuta; Proc. Amer. Math. Soc. 136 (2008), 1733-1742; DOI: https://doi.org/10.1090/S0002-9939-08-09166-1; Published electronically: January 17, 2008; PDF

Spaces between $H^{1}$ and $L^{1}$: Wael Abu-Shammala and Alberto Torchinsky; Proc. Amer. Math. Soc. 136 (2008), 1743-1748; DOI: https://doi.org/10.1090/S0002-9939-08-09223-X; Published electronically: January 25, 2008; PDF

Katznelson-Tzafriri type theorems for individual solutions of evolution equations: Nguyen Van Minh; Proc. Amer. Math. Soc. 136 (2008), 1749-1755; DOI: https://doi.org/10.1090/S0002-9939-08-09330-1; Published electronically: January 28, 2008; PDF

Norming algebras and automatic complete boundedness of isomorphisms of operator algebras: David R. Pitts; Proc. Amer. Math. Soc. 136 (2008), 1757-1768; DOI: https://doi.org/10.1090/S0002-9939-07-09172-1; Published electronically: December 3, 2007; PDF

Spectral averaging for trace compatible operators: N. A. Azamov and F. A. Sukochev; Proc. Amer. Math. Soc. 136 (2008), 1769-1778; DOI: https://doi.org/10.1090/S0002-9939-08-09210-1; Published electronically: January 17, 2008; PDF

Differentiability of Peano derivatives: Andreas Fischer; Proc. Amer. Math. Soc. 136 (2008), 1779-1785; DOI: https://doi.org/10.1090/S0002-9939-07-09320-3; Published electronically: December 18, 2007; PDF

A new proof of the integrability of the subdifferential of a convex function on a Banach space: Milen Ivanov and Nadia Zlateva; Proc. Amer. Math. Soc. 136 (2008), 1787-1793; DOI: https://doi.org/10.1090/S0002-9939-08-09178-8; Published electronically: January 30, 2008; PDF

Admissible metrics in the $\sigma _{k}$-Yamabe equation: Weimin Sheng; Proc. Amer. Math. Soc. 136 (2008), 1795-1802; DOI: https://doi.org/10.1090/S0002-9939-07-09167-8; Published electronically: December 18, 2007; PDF

Complete shrinking Ricci solitons have finite fundamental group: William Wylie; Proc. Amer. Math. Soc. 136 (2008), 1803-1806; DOI: https://doi.org/10.1090/S0002-9939-07-09174-5; Published electronically: October 18, 2007; PDF

On a fragment of the universal Baire property for $\Sigma ^1_2$ sets: Stuart Zoble; Proc. Amer. Math. Soc. 136 (2008), 1807-1814; DOI: https://doi.org/10.1090/S0002-9939-08-08918-1; Published electronically: January 17, 2008; PDF

Global co-stationarity of the ground model from a new countable length sequence: Natasha Dobrinen; Proc. Amer. Math. Soc. 136 (2008), 1815-1821; DOI: https://doi.org/10.1090/S0002-9939-08-09094-1; Published electronically: January 9, 2008; PDF

Partitioning triples and partially ordered sets: Albin L. Jones; Proc. Amer. Math. Soc. 136 (2008), 1823-1830; DOI: https://doi.org/10.1090/S0002-9939-07-09170-8; Published electronically: November 6, 2007; PDF

On the topological centre problem for weighted convolution algebras and semigroup compactifications: Matthias Neufang; Proc. Amer. Math. Soc. 136 (2008), 1831-1839; DOI: https://doi.org/10.1090/S0002-9939-08-08908-9; Published electronically: January 30, 2008; PDF

Beurling’s theorem for Riemannian symmetric spaces II: Rudra P. Sarkar and Jyoti Sengupta; Proc. Amer. Math. Soc. 136 (2008), 1841-1853; DOI: https://doi.org/10.1090/S0002-9939-07-08990-3; Published electronically: December 5, 2007; PDF

$Z_2^2$-actions with $n$-dimensional fixed point set: Pedro L. Q. Pergher; Proc. Amer. Math. Soc. 136 (2008), 1855-1860; DOI: https://doi.org/10.1090/S0002-9939-07-09021-1; Published electronically: December 21, 2007; PDF

A generalized Banach contraction principle that characterizes metric completeness: Tomonari Suzuki; Proc. Amer. Math. Soc. 136 (2008), 1861-1869; DOI: https://doi.org/10.1090/S0002-9939-07-09055-7; Published electronically: December 6, 2007; PDF

Pitt’s inequality with sharp convolution estimates: William Beckner; Proc. Amer. Math. Soc. 136 (2008), 1871-1885; DOI: https://doi.org/10.1090/S0002-9939-07-09216-7; Published electronically: November 30, 2007; PDF