Contents of Volume 133, Number 10

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Centralizer sizes and nilpotency class in Lie algebras and finite $p$-groups

A. Jaikin-Zapirain
Proc. Amer. Math. Soc. 133 (2005), 2817-2820.
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Orderings and maximal ideals of rings of analytic functions

A. Díaz-Cano
Proc. Amer. Math. Soc. 133 (2005), 2821-2828.
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On the absence of uniform denominators in Hilbert's 17th problem

Bruce Reznick
Proc. Amer. Math. Soc. 133 (2005), 2829-2834.
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Real $k$-flats tangent to quadrics in $\mathbb{R}^n$

Frank Sottile; Thorsten Theobald
Proc. Amer. Math. Soc. 133 (2005), 2835-2844.
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Blocks with $p$-power character degrees

Gabriel Navarro; Geoffrey R. Robinson
Proc. Amer. Math. Soc. 133 (2005), 2845-2851.
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Characterization of bilinear spaces with unimodular isometry group

Dragomir Z. Ðokovic; Fernando Szechtman
Proc. Amer. Math. Soc. 133 (2005), 2853-2863.
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A variant of the Reynolds operator

Huah Chu; Shou-Jen Hu; Ming-chang Kang
Proc. Amer. Math. Soc. 133 (2005), 2865-2871.
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Densities of quartic fields with even Galois groups

Siman Wong
Proc. Amer. Math. Soc. 133 (2005), 2873-2881.
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Class groups of imaginary function fields: The inert case

Yoonjin Lee; Allison M. Pacelli
Proc. Amer. Math. Soc. 133 (2005), 2883-2889.
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On congruence properties of $p(n,m)$

Brandt Kronholm
Proc. Amer. Math. Soc. 133 (2005), 2891-2895.
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The polynomial analogue of a theorem of Rényi

Kent E. Morrison
Proc. Amer. Math. Soc. 133 (2005), 2897-2902.
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A remark on a conjecture of Borwein and Choi

Robert Osburn
Proc. Amer. Math. Soc. 133 (2005), 2903-2909.
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Compact orthoalgebras

Alexander Wilce
Proc. Amer. Math. Soc. 133 (2005), 2911-2920.
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Ordered fields satisfying Pólya's theorem

Zeng Guangxing
Proc. Amer. Math. Soc. 133 (2005), 2921-2926.
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On the Waring--Goldbach problem for seventh powers

Angel V. Kumchev
Proc. Amer. Math. Soc. 133 (2005), 2927-2937.
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Integrability of subdifferentials of directionally Lipschitz functions

Lionel Thibault; Nadia Zlateva
Proc. Amer. Math. Soc. 133 (2005), 2939-2948.
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Generalized subdifferential of the distance function

S. Dutta
Proc. Amer. Math. Soc. 133 (2005), 2949-2955.
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The Rokhlin lemma for homeomorphisms of a Cantor set

S. Bezuglyi; A. H. Dooley; K. Medynets
Proc. Amer. Math. Soc. 133 (2005), 2957-2964.
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Revisiting two theorems of Curto and Fialkow on moment matrices

Monique Laurent
Proc. Amer. Math. Soc. 133 (2005), 2965-2976.
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A note on Weyl's theorem

Xiaohong Cao; Maozheng Guo; Bin Meng
Proc. Amer. Math. Soc. 133 (2005), 2977-2984.
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A characterization of positive self-adjoint extensions and its application to ordinary differential operators

Guangsheng Wei; Yaolin Jiang
Proc. Amer. Math. Soc. 133 (2005), 2985-2995.
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Power bounded operators and supercyclic vectors II

V. Müller
Proc. Amer. Math. Soc. 133 (2005), 2997-3004.
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Regularization for a class of ill-posed Cauchy problems

Yongzhong Huang; Quan Zheng
Proc. Amer. Math. Soc. 133 (2005), 3005-3012.
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Spectra of upper triangular operator matrices

C. Benhida; E. H. Zerouali; H. Zguitti
Proc. Amer. Math. Soc. 133 (2005), 3013-3020.
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Fuglede's conjecture fails in dimension 4

Máté Matolcsi
Proc. Amer. Math. Soc. 133 (2005), 3021-3026.
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Isochronicity of a class of piecewise continuous oscillators

Francesc Mañosas; Pedro J. Torres
Proc. Amer. Math. Soc. 133 (2005), 3027-3035.
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Fixed points of nonexpansive mappings in spaces of continuous functions

T. Domínguez Benavides; María A. Japón Pineda
Proc. Amer. Math. Soc. 133 (2005), 3037-3046.
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The backward shift on Dirichlet-type spaces

Stephan Ramon Garcia
Proc. Amer. Math. Soc. 133 (2005), 3047-3056.
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Bounds on the number of holomorphic maps of compact Riemann surfaces

Masaharu Tanabe
Proc. Amer. Math. Soc. 133 (2005), 3057-3064.
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A new characterization of gaps between two subspaces

Hong-Ke Du; Chun-Yuan Deng
Proc. Amer. Math. Soc. 133 (2005), 3065-3070.
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Finite speed of propagation and local boundary conditions for wave equations with point interactions

Pavel Kurasov; Andrea Posilicano
Proc. Amer. Math. Soc. 133 (2005), 3071-3078.
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A note on the zero Mach number limit of compressible Euler equations

Wen-An Yong
Proc. Amer. Math. Soc. 133 (2005), 3079-3085.
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Operator-valued free Fisher information and modular frames

Bin Meng; Maozheng Guo; Xiaohong Cao
Proc. Amer. Math. Soc. 133 (2005), 3087-3096.
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A characterization of the projective line

B. Requejo; Juan B. Sancho
Proc. Amer. Math. Soc. 133 (2005), 3097-3101.
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Can a large cardinal be forced from a condition implying its negation?

Arthur W. Apter; Grigor Sargsyan
Proc. Amer. Math. Soc. 133 (2005), 3103-3108.
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On isomorphisms of algebras of smooth functions

Janez Mrcun
Proc. Amer. Math. Soc. 133 (2005), 3109-3113.
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Line arrangements in $\mathbb{H}^3$

Peter Milley
Proc. Amer. Math. Soc. 133 (2005), 3115-3120.
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