Contents of Volume 129, Number 4

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Trace methods in twisted group algebras

D. S. Passman
Proc. Amer. Math. Soc. 129 (2001), 943-946.
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Every $\Sigma$-CS-module has an indecomposable decomposition

José L. Gómez Pardo; Pedro A. Guil Asensio
Proc. Amer. Math. Soc. 129 (2001), 947-954.
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Polynomial bounds for rings of invariants

Harm Derksen
Proc. Amer. Math. Soc. 129 (2001), 955-963.
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Descent algebras, hyperplane arrangements, and shuffling cards

Jason Fulman
Proc. Amer. Math. Soc. 129 (2001), 965-973.
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Global existence and blowup of solutions for a parabolic equation with a gradient term

Shaohua Chen
Proc. Amer. Math. Soc. 129 (2001), 975-981.
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An order characterization of commutativity for $C^{\ast}$-algebras

Wei Wu
Proc. Amer. Math. Soc. 129 (2001), 983-987.
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A functional equation arising from ranked additive and separable utility

János Aczél; Gyula Maksa; Che Tat Ng; Zsolt Páles
Proc. Amer. Math. Soc. 129 (2001), 989-998.
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FS-property for $C^*$-algebras

Kazunori Kodaka; Hiroyuki Osaka
Proc. Amer. Math. Soc. 129 (2001), 999-1003.
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Subsemivarieties of $Q$-algebras

M. H. Faroughi
Proc. Amer. Math. Soc. 129 (2001), 1005-1014.
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Essentiality for Mönch type maps

Ravi P. Agarwal; Donal O'Regan
Proc. Amer. Math. Soc. 129 (2001), 1015-1020.
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Single elements of finite CSL algebras

W. E. Longstaff; Oreste Panaia
Proc. Amer. Math. Soc. 129 (2001), 1021-1029.
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The Dirichlet-Jordan test and multidimensional extensions

Michael Taylor
Proc. Amer. Math. Soc. 129 (2001), 1031-1035.
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Existence and uniqueness of steady-state solutions for an electrochemistry model

Weifu Fang; Kazufumi Ito
Proc. Amer. Math. Soc. 129 (2001), 1037-1040.
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Morita equivalence and Pedersen ideals

Pere Ara
Proc. Amer. Math. Soc. 129 (2001), 1041-1049.
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Non-linearity of the pluricomplex Green function

Frank Wikström
Proc. Amer. Math. Soc. 129 (2001), 1051-1056.
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Elements in a commutative Banach algebra determining the norm topology

A. R. Villena
Proc. Amer. Math. Soc. 129 (2001), 1057-1064.
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A class of unitarily invariant norms on $B(H)$

Jor-Ting Chan; Chi-Kwong Li; Charlies C. N. Tu
Proc. Amer. Math. Soc. 129 (2001), 1065-1076.
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$C^{\ast}$-algebras associated with branched coverings

Valentin Deaconu; Paul S. Muhly
Proc. Amer. Math. Soc. 129 (2001), 1077-1086.
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Validity of nonlinear geometric optics with times growing logarithmically

David Lannes; Jeffrey Rauch
Proc. Amer. Math. Soc. 129 (2001), 1087-1096.
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A Helson-Lowdenslager-deBranges Theorem in $L^2$

Vern I. Paulsen; Dinesh Singh
Proc. Amer. Math. Soc. 129 (2001), 1097-1103.
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Global lower bound for the heat kernel of $-\Delta+\frac{c}{|x|^2}$

Qi S. Zhang
Proc. Amer. Math. Soc. 129 (2001), 1105-1112.
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Stability of wavelet frames and Riesz bases, with respect to dilations and translations

Jing Zhang
Proc. Amer. Math. Soc. 129 (2001), 1113-1121.
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Divergent Laguerre series

Krzysztof Stempak
Proc. Amer. Math. Soc. 129 (2001), 1123-1126.
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A criterion on weighted $L^{p}$ boundedness for rough multilinear oscillatory singular integrals

Yong Ding; Shanzhen Lu; Dachun Yang
Proc. Amer. Math. Soc. 129 (2001), 1127-1136.
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Complete orthogonal decomposition homomorphisms between matrix ordered Hilbert spaces

Yasuhide Miura; Kiminao Nishiyama
Proc. Amer. Math. Soc. 129 (2001), 1137-1141.
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Generalized frames and their redundancy

A. Askari-Hemmat; M. A. Dehghan; M. Radjabalipour
Proc. Amer. Math. Soc. 129 (2001), 1143-1147.
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Conformal metrics and Ricci tensors in the pseudo-Euclidean space

Romildo Pina; Keti Tenenblat
Proc. Amer. Math. Soc. 129 (2001), 1149-1160.
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Constructing the Kähler and the symplectic structures from certain spinors on 4-manifolds

Y. Byun; Y. Lee; J. Park; J. S. Ryu
Proc. Amer. Math. Soc. 129 (2001), 1161-1168.
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Torus actions on symplectic orbi-spaces

Tanya Schmah
Proc. Amer. Math. Soc. 129 (2001), 1169-1177.
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Martin's Axiom does not imply perfectly normal non-archimedean spaces are metrizable

Yuan-Qing Qiao
Proc. Amer. Math. Soc. 129 (2001), 1179-1188.
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Adjoints and the image of the ball

Fred Richman
Proc. Amer. Math. Soc. 129 (2001), 1189-1193.
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A short proof of Ellentuck's Theorem

Pierre Matet
Proc. Amer. Math. Soc. 129 (2001), 1195-1197.
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A bifurcation result for harmonic maps from an annulus to $S^2$ with not symmetric boundary data

C. Greco
Proc. Amer. Math. Soc. 129 (2001), 1199-1206.
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The Mitchell-Richter filtration of loops on Stiefel manifolds stably splits

Greg Arone
Proc. Amer. Math. Soc. 129 (2001), 1207-1211.
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Une preuve courte du principe de Selberg pour un groupe $p$-adique

J.-F. Dat
Proc. Amer. Math. Soc. 129 (2001), 1213-1217.
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A result about a selection problem of Michael

Francis Jordan; Sam B. Nadler Jr.
Proc. Amer. Math. Soc. 129 (2001), 1219-1228.
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On the simplicial volumes of fiber bundles

M. Hoster; D. Kotschick
Proc. Amer. Math. Soc. 129 (2001), 1229-1232.
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On the Grushin operator and hyperbolic symmetry

William Beckner
Proc. Amer. Math. Soc. 129 (2001), 1233-1246.
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On fiber-preserving isotopies of surface homeomorphisms

Terry Fuller
Proc. Amer. Math. Soc. 129 (2001), 1247-1254.
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Erratum to ``Injective factorization of holomorphic mappings''

Manuel González; Joaquín M. Gutiérrez
Proc. Amer. Math. Soc. 129 (2001), 1255-1256.
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