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 134, Number 4
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Division algebras that ramify only on a plane quartic curve: Boris È. Kunyavskiĭ, Louis H. Rowen, Sergey V. Tikhonov and Vyacheslav I. Yanchevskiĭ; Proc. Amer. Math. Soc. 134 (2006), 921-929; DOI: https://doi.org/10.1090/S0002-9939-05-08106-2; Published electronically: July 19, 2005; PDF

Modular differential equations of second order with regular singularities at elliptic points for $SL_2(\mathbb {Z})$: Hiroyuki Tsutsumi; Proc. Amer. Math. Soc. 134 (2006), 931-941; DOI: https://doi.org/10.1090/S0002-9939-05-08115-3; Published electronically: July 20, 2005; PDF

$HSP\not = SHPS$ for commutative rings with identity: John Lawrence and Boža Tasić; Proc. Amer. Math. Soc. 134 (2006), 943-948; DOI: https://doi.org/10.1090/S0002-9939-05-08066-4; Published electronically: July 25, 2005; PDF

Rational functions and real Schubert calculus: A. Eremenko, A. Gabrielov, M. Shapiro and A. Vainshtein; Proc. Amer. Math. Soc. 134 (2006), 949-957; DOI: https://doi.org/10.1090/S0002-9939-05-08048-2; Published electronically: July 25, 2005; PDF

The equivariant Brauer group of a group: S. Caenepeel, F. Van Oystaeyen and Y. H. Zhang; Proc. Amer. Math. Soc. 134 (2006), 959-972; DOI: https://doi.org/10.1090/S0002-9939-05-08041-X; Published electronically: August 16, 2005; PDF

On complex and noncommutative tori: Igor Nikolaev; Proc. Amer. Math. Soc. 134 (2006), 973-981; DOI: https://doi.org/10.1090/S0002-9939-05-08244-4; Published electronically: September 28, 2005; PDF

On the products of Nash subvarieties by spheres: Alessandro Tancredi and Alberto Tognoli; Proc. Amer. Math. Soc. 134 (2006), 983-987; DOI: https://doi.org/10.1090/S0002-9939-05-08246-8; Published electronically: September 28, 2005; PDF

Linear series over real and $p$-adic fields: Brian Osserman; Proc. Amer. Math. Soc. 134 (2006), 989-993; DOI: https://doi.org/10.1090/S0002-9939-05-08247-X; Published electronically: September 28, 2005; PDF

On Rankin-Cohen brackets for Siegel modular forms: Özlem Imamoglu and Olav K. Richter; Proc. Amer. Math. Soc. 134 (2006), 995-1001; DOI: https://doi.org/10.1090/S0002-9939-05-08270-5; Published electronically: October 7, 2005; PDF

Discrete logarithms in free groups: Yiannis N. Petridis and Morten S. Risager; Proc. Amer. Math. Soc. 134 (2006), 1003-1012; DOI: https://doi.org/10.1090/S0002-9939-05-08074-3; Published electronically: October 5, 2005; PDF

Localization of injective modules over valuation rings: François Couchot; Proc. Amer. Math. Soc. 134 (2006), 1013-1017; DOI: https://doi.org/10.1090/S0002-9939-05-08350-4; Published electronically: October 5, 2005; PDF

Hardy’s inequality on exterior domains: J. Chabrowski and M. Willem; Proc. Amer. Math. Soc. 134 (2006), 1019-1022; DOI: https://doi.org/10.1090/S0002-9939-05-08407-8; Published electronically: October 28, 2005; PDF

Degree of a holomorphic map between unit balls from $\mathbb C^2$ to $\mathbb C^n$: Francine Meylan; Proc. Amer. Math. Soc. 134 (2006), 1023-1030; DOI: https://doi.org/10.1090/S0002-9939-05-08476-5; Published electronically: November 17, 2005; PDF

Oblique projections and frames: J. Antezana, G. Corach, M. Ruiz and D. Stojanoff; Proc. Amer. Math. Soc. 134 (2006), 1031-1037; DOI: https://doi.org/10.1090/S0002-9939-05-08143-8; Published electronically: November 7, 2005; PDF

The Lipschitz free Banach spaces of $C(K)$-spaces: Yves Dutrieux and Valentin Ferenczi; Proc. Amer. Math. Soc. 134 (2006), 1039-1044; DOI: https://doi.org/10.1090/S0002-9939-05-08301-2; Published electronically: November 17, 2005; PDF

$\ell _p$ ($p>2$) does not coarsely embed into a Hilbert space: William B. Johnson and N. Lovasoa Randrianarivony; Proc. Amer. Math. Soc. 134 (2006), 1045-1050; DOI: https://doi.org/10.1090/S0002-9939-05-08415-7; Published electronically: November 7, 2005; PDF

Eigenvalues of scaling operators and a characterization of $B$-splines: Xiaojie Gao, S. L. Lee and Qiyu Sun; Proc. Amer. Math. Soc. 134 (2006), 1051-1057; DOI: https://doi.org/10.1090/S0002-9939-05-08092-5; Published electronically: July 21, 2005; PDF

Dynamical systems method (DSM) for unbounded operators: A. G. Ramm; Proc. Amer. Math. Soc. 134 (2006), 1059-1063; DOI: https://doi.org/10.1090/S0002-9939-05-08076-7; Published electronically: July 20, 2005; PDF

Multiplicative bijections of $\mathcal {C(X},I\mathcal {)}$: Janko Marovt; Proc. Amer. Math. Soc. 134 (2006), 1065-1075; DOI: https://doi.org/10.1090/S0002-9939-05-08069-X; Published electronically: July 20, 2005; PDF

On the number of zeros of certain rational harmonic functions: Dmitry Khavinson and Genevra Neumann; Proc. Amer. Math. Soc. 134 (2006), 1077-1085; DOI: https://doi.org/10.1090/S0002-9939-05-08058-5; Published electronically: July 25, 2005; PDF

Mauldin-Williams graphs, Morita equivalence and isomorphisms: Marius Ionescu; Proc. Amer. Math. Soc. 134 (2006), 1087-1097; DOI: https://doi.org/10.1090/S0002-9939-05-08055-X; Published electronically: July 25, 2005; PDF

On the commutant and orbits of conjugation: D. Drissi and M. Mbekhta; Proc. Amer. Math. Soc. 134 (2006), 1099-1106; DOI: https://doi.org/10.1090/S0002-9939-05-08047-0; Published electronically: July 25, 2005; PDF

The Wiener–Ikehara theorem by complex analysis: Jaap Korevaar; Proc. Amer. Math. Soc. 134 (2006), 1107-1116; DOI: https://doi.org/10.1090/S0002-9939-05-08060-3; Published electronically: August 12, 2005; PDF

A multiplicity theorem for the Neumann problem: Biagio Ricceri; Proc. Amer. Math. Soc. 134 (2006), 1117-1124; DOI: https://doi.org/10.1090/S0002-9939-05-08113-X; Published electronically: August 29, 2005; PDF

Isolated invariant curves of a foliation: Nuria Corral and Percy Fernández-Sánchez; Proc. Amer. Math. Soc. 134 (2006), 1125-1132; DOI: https://doi.org/10.1090/S0002-9939-05-08044-5; Published electronically: August 29, 2005; PDF

Cuntz-Pimnser algebras, completely positive maps and Morita equivalence: Alberto E. Marrero and Paul S. Muhly; Proc. Amer. Math. Soc. 134 (2006), 1133-1135; DOI: https://doi.org/10.1090/S0002-9939-05-08110-4; Published electronically: August 12, 2005; PDF

Gromov hyperbolicity of the $j_G$ and ${\tilde \jmath }_G$ metrics: Peter A. Hästö; Proc. Amer. Math. Soc. 134 (2006), 1137-1142; DOI: https://doi.org/10.1090/S0002-9939-05-08053-6; Published electronically: August 29, 2005; PDF

On differentiability properties of typical continuous functions and Haar null sets: L. Zajíček; Proc. Amer. Math. Soc. 134 (2006), 1143-1151; DOI: https://doi.org/10.1090/S0002-9939-05-08203-1; Published electronically: September 28, 2005; PDF

Completely monotonic functions involving the gamma and $q$-gamma functions: Arcadii Z. Grinshpan and Mourad E. H. Ismail; Proc. Amer. Math. Soc. 134 (2006), 1153-1160; DOI: https://doi.org/10.1090/S0002-9939-05-08050-0; Published electronically: September 28, 2005; PDF

Sur les opérateurs de Dunford-Pettis positifs qui sont faiblement compacts: Belmesnaoui Aqzzouz, Redouane Nouira and Larbi Zraoula; Proc. Amer. Math. Soc. 134 (2006), 1161-1165; DOI: https://doi.org/10.1090/S0002-9939-05-08083-4; Published electronically: October 5, 2005; PDF

Strong proximinality and renormings: Darapaneni Narayana; Proc. Amer. Math. Soc. 134 (2006), 1167-1172; DOI: https://doi.org/10.1090/S0002-9939-05-08151-7; Published electronically: October 25, 2005; PDF

An iterative stabilization method for the evaluation of unbounded operators: C. W. Groetsch; Proc. Amer. Math. Soc. 134 (2006), 1173-1181; DOI: https://doi.org/10.1090/S0002-9939-05-08051-2; Published electronically: July 20, 2005; PDF

The minimal spanning tree and the upper box dimension: Gady Kozma, Zvi Lotker and Gideon Stupp; Proc. Amer. Math. Soc. 134 (2006), 1183-1187; DOI: https://doi.org/10.1090/S0002-9939-05-08061-5; Published electronically: September 20, 2005; PDF

Hyperelliptic surfaces are Loewner: Mikhail G. Katz and Stéphane Sabourau; Proc. Amer. Math. Soc. 134 (2006), 1189-1195; DOI: https://doi.org/10.1090/S0002-9939-05-08057-3; Published electronically: July 20, 2005; PDF

Embedded minimal disks with prescribed curvature blowup: Brian Dean; Proc. Amer. Math. Soc. 134 (2006), 1197-1204; DOI: https://doi.org/10.1090/S0002-9939-05-08045-7; Published electronically: July 20, 2005; PDF

Symplectic hypersurfaces in $\mathbb {C}P^3$: R. Hind; Proc. Amer. Math. Soc. 134 (2006), 1205-1211; DOI: https://doi.org/10.1090/S0002-9939-05-08054-8; Published electronically: July 20, 2005; PDF

Strong paracompactness and w-$\delta \theta$-refinability of inverse limits: Keiko Chiba; Proc. Amer. Math. Soc. 134 (2006), 1213-1221; DOI: https://doi.org/10.1090/S0002-9939-05-08042-1; Published electronically: August 29, 2005; PDF

Uniformly complete quotient space $UCQ(G)$ and completely isometric representations of $UCQ(G)^*$ on $\mathcal {B}(L_2(G))$: Ana-Maria Popa and Zhong-Jin Ruan; Proc. Amer. Math. Soc. 134 (2006), 1223-1235; DOI: https://doi.org/10.1090/S0002-9939-05-08075-5; Published electronically: October 18, 2005; PDF

Mapping spaces and homology isomorphisms: Nicholas J. Kuhn; \break with an appendix by Greg Arone; Nicholas J. Kuhn; Proc. Amer. Math. Soc. 134 (2006), 1237-1248; DOI: https://doi.org/10.1090/S0002-9939-05-08062-7; Published electronically: August 29, 2005; PDF