Contents of Volume 139, Number 1

All articles in this issue are freely accessible.

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The Łojasiewicz exponent of a continuous subanalytic function at an isolated zero

Phạm Tiến Sơn.
Proc. Amer. Math. Soc. 139 (2011), 1-9
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Higher diophantine approximation exponents and continued fraction symmetries for function fields

Dinesh S. Thakur.
Proc. Amer. Math. Soc. 139 (2011), 11-19
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Central values of $L$-functions and half-integral weight forms

Hui Xue.
Proc. Amer. Math. Soc. 139 (2011), 21-30
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Composite rational functions having a bounded number of zeros and poles

Clemens Fuchs and Attila Pethő.
Proc. Amer. Math. Soc. 139 (2011), 31-38
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Stolarsky’s conjecture and the sum of digits of polynomial values

Kevin G. Hare, Shanta Laishram and Thomas Stoll.
Proc. Amer. Math. Soc. 139 (2011), 39-49
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Tautological pairings on moduli spaces of curves

Renzo Cavalieri and Stephanie Yang.
Proc. Amer. Math. Soc. 139 (2011), 51-62
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MathSciNet review: 2729070

Proof of the Alder-Andrews conjecture

Claudia Alfes, Marie Jameson and Robert J. Lemke Oliver.
Proc. Amer. Math. Soc. 139 (2011), 63-78
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A class of Hilbert series and the strong Lefschetz property

Melissa Lindsey.
Proc. Amer. Math. Soc. 139 (2011), 79-92
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A simplified proof of Moufang’s theorem

Aleš Drápal.
Proc. Amer. Math. Soc. 139 (2011), 93-98
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Twisting the quantum grassmannian

S. Launois and T. H. Lenagan.
Proc. Amer. Math. Soc. 139 (2011), 99-110
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On finite arithmetic simplicial complexes

Mihran Papikian.
Proc. Amer. Math. Soc. 139 (2011), 111-124
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A property of local cohomology modules of polynomial rings

Yi Zhang.
Proc. Amer. Math. Soc. 139 (2011), 125-128
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Regularity of rigid CR hypersurfaces in a sphere

Sung-Yeon Kim.
Proc. Amer. Math. Soc. 139 (2011), 129-137
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Nearest neighbour distance and dimension of intensity measure of Poisson point process

Radosław Wieczorek.
Proc. Amer. Math. Soc. 139 (2011), 139-152
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Some basic facts on the system $\Delta u - W_u (u) = 0$

Nicholas D. Alikakos.
Proc. Amer. Math. Soc. 139 (2011), 153-162
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Reflexivity and hyperreflexivity of bounded $N$-cocycles from group algebras

Ebrahim Samei.
Proc. Amer. Math. Soc. 139 (2011), 163-176
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Divisorial Zariski decomposition and algebraic Morse inequalities

Stefano Trapani.
Proc. Amer. Math. Soc. 139 (2011), 177-183
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MathSciNet review: 2729081

Joining primeness and disjointness from infinitely divisible systems

Mariusz Lemańczyk, François Parreau and Emmanuel Roy.
Proc. Amer. Math. Soc. 139 (2011), 185-199
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Rank-one flows of transformations with infinite ergodic index

Alexandre I. Danilenko and Kyewon K. Park.
Proc. Amer. Math. Soc. 139 (2011), 201-207
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A Schwarz–Pick Theorem for higher-order hyperbolic derivatives

Patrice Rivard.
Proc. Amer. Math. Soc. 139 (2011), 209-217
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MathSciNet review: 2729084

Solutions for nonlinear elliptic equations with general weight in the Sobolev-Hardy space

Yimin Zhang, Jun Yang and Yaotian Shen.
Proc. Amer. Math. Soc. 139 (2011), 219-230
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On Liouville integrability of $h$-projectively equivalent Kähler metrics

Kazuyoshi Kiyohara and Peter Topalov.
Proc. Amer. Math. Soc. 139 (2011), 231-242
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Noncommutative residues and a characterisation of the noncommutative integral

Steven Lord and Fedor A. Sukochev.
Proc. Amer. Math. Soc. 139 (2011), 243-257
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Regular methods of summability on tree-sequences in Banach spaces

Costas Poulios.
Proc. Amer. Math. Soc. 139 (2011), 259-271
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Far-from-expiry behavior of the American put option on a dividend-paying asset

Xinfu Chen, Huibin Cheng and John Chadam.
Proc. Amer. Math. Soc. 139 (2011), 273-282
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Continuity of spectral averaging

C. A. Marx.
Proc. Amer. Math. Soc. 139 (2011), 283-291
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A Riemannian four vertex theorem for surfaces with boundary

Mohammad Ghomi.
Proc. Amer. Math. Soc. 139 (2011), 293-303
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Spherical points in Riemannian manifolds

Benjamin Schmidt.
Proc. Amer. Math. Soc. 139 (2011), 305-308
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Surfaces in four-dimensional hyperkähler manifolds whose twistor lifts are harmonic sections

Kazuyuki Hasegawa.
Proc. Amer. Math. Soc. 139 (2011), 309-317
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Expansions of o-minimal structures on the real field by trajectories of linear vector fields

Chris Miller.
Proc. Amer. Math. Soc. 139 (2011), 319-330
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MathSciNet review: 2729094

Coexistence in interval effect algebras

Gejza Jenča.
Proc. Amer. Math. Soc. 139 (2011), 331-344
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Difference randomness

Johanna N. Y. Franklin and Keng Meng Ng.
Proc. Amer. Math. Soc. 139 (2011), 345-360
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Finding the minimal set for collapsible graphical models

Xiaofei Wang, Jianhua Guo and Xuming He.
Proc. Amer. Math. Soc. 139 (2011), 361-373
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Two questions on mapping class groups

Louis Funar.
Proc. Amer. Math. Soc. 139 (2011), 375-382
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Erratum to “Finitely presentable, non-Hopfian groups with Kazhdan’s Property (T) and infinite outer automorphism group”

Yves de Cornulier.
Proc. Amer. Math. Soc. 139 (2011), 383-384
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