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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

Contents of Volume 109, Number 1

All articles in this issue are freely accessible.
View front matter and back matter from the print issue of this journal View front and back matter from the print issue
Matrix generation of Pythagorean $n$-tuples
Daniel Cass and Pasquale J. Arpaia.
Proc. Amer. Math. Soc. 109 (1990), 1-7
Abstract, references and article information
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MathSciNet review: 1000148
Filtrations of rational representations of reductive groups of semisimple rank $1$
Stephen Doty.
Proc. Amer. Math. Soc. 109 (1990), 9-22
Abstract, references and article information
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MathSciNet review: 1000153
On the number of self-dual bases of $GF(q^{m})$ over $GF(q)$
Dieter Jungnickel, Alfred J. Menezes and Scott A. Vanstone.
Proc. Amer. Math. Soc. 109 (1990), 23-29
Abstract, references and article information
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MathSciNet review: 1007501
On the smoothed Toeplitz extensions and $K$-theory
Ronghui Ji.
Proc. Amer. Math. Soc. 109 (1990), 31-38
Abstract, references and article information
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MathSciNet review: 1002159
PI semigroup algebras of linear semigroups
Jan Okniński and Mohan S. Putcha.
Proc. Amer. Math. Soc. 109 (1990), 39-46
Abstract, references and article information
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MathSciNet review: 1013977
Commuting and centralizing mappings in prime rings
J. Vukman.
Proc. Amer. Math. Soc. 109 (1990), 47-52
Abstract, references and article information
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MathSciNet review: 1007517
Rationality of some genus $0$ extensions of $K(X)$
James K. Deveney and Joe Yanik.
Proc. Amer. Math. Soc. 109 (1990), 53-58
Abstract, references and article information
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MathSciNet review: 1007494
Notes on the Baumslag-Solitar non-residually finite examples
Robert I. Campbell.
Proc. Amer. Math. Soc. 109 (1990), 59-62
Abstract, references and article information
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MathSciNet review: 1012925
Betti numbers for modules of finite length
Hara Charalambous, E. Graham Evans and Matthew Miller.
Proc. Amer. Math. Soc. 109 (1990), 63-70
Abstract, references and article information
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MathSciNet review: 1013967
$\mathcal{C}_{1}$ is uniformly Kadec-Klee
Chris Lennard.
Proc. Amer. Math. Soc. 109 (1990), 71-77
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MathSciNet review: 943795
A linearization of the circular maximal operator
Daniel M. Oberlin.
Proc. Amer. Math. Soc. 109 (1990), 79-84
Abstract, references and article information
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MathSciNet review: 1000165
Hardy inequalities
Andreas Wannebo.
Proc. Amer. Math. Soc. 109 (1990), 85-95
Abstract, references and article information
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MathSciNet review: 1010807
Stable unit balls in Orlicz spaces
Antonio Suárez Granero.
Proc. Amer. Math. Soc. 109 (1990), 97-104
Abstract, references and article information
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MathSciNet review: 1000154
The existence of absolutely continuous invariant measures for $C^{1+𝜀}$ Jablonski transformation in $R^{n}$
You-Shi Lou.
Proc. Amer. Math. Soc. 109 (1990), 105-112
Abstract, references and article information
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MathSciNet review: 1004420
Properties on the unit circle of polynomials with unimodular coefficients
Donald J. Newman and André Giroux.
Proc. Amer. Math. Soc. 109 (1990), 113-116
Abstract, references and article information
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MathSciNet review: 1000163
On the characterization of $H^{p}(R^{n})$ in terms of Fourier multipliers
Akihito Uchiyama.
Proc. Amer. Math. Soc. 109 (1990), 117-123
Abstract, references and article information
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MathSciNet review: 1007515
Copies of $l_{∞}$ in $L^{p}(𝜇;X)$
José Mendoza.
Proc. Amer. Math. Soc. 109 (1990), 125-127
Abstract, references and article information
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MathSciNet review: 1012935
Convolution in the harmonic Hardy class $h^{p}$ with $0<p<1$
Miroslav Pavlović.
Proc. Amer. Math. Soc. 109 (1990), 129-134
Abstract, references and article information
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MathSciNet review: 1012937
Norms of positive operators on $L^{p}$-spaces
Ralph Howard and Anton R. Schep.
Proc. Amer. Math. Soc. 109 (1990), 135-146
Abstract, references and article information
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MathSciNet review: 1000156
Principal eigenvalues for problems with indefinite weight function on $R^{n}$
K. J. Brown, C. Cosner and J. Fleckinger.
Proc. Amer. Math. Soc. 109 (1990), 147-155
Abstract, references and article information
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MathSciNet review: 1007489
On the equation $div(\vert∇u\vert^{p-2}∇u)+𝜆\vert u\vert^{p-2}u=0$
Peter Lindqvist.
Proc. Amer. Math. Soc. 109 (1990), 157-164
Abstract, references and article information
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MathSciNet review: 1007505
On the theorem of Frullani
Juan Arias-de-Reyna.
Proc. Amer. Math. Soc. 109 (1990), 165-175
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MathSciNet review: 1007485
On eigenvalue problems of $p$-Laplacian with Neumann boundary conditions
Yin Xi Huang.
Proc. Amer. Math. Soc. 109 (1990), 177-184
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MathSciNet review: 1010800
A note on exponential integrability and pointwise estimates of Littlewood-Paley functions
Mark Leckband.
Proc. Amer. Math. Soc. 109 (1990), 185-194
Abstract, references and article information
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MathSciNet review: 1007504
Locally efficient monotone operators
Andrei Verona and Maria Elena Verona.
Proc. Amer. Math. Soc. 109 (1990), 195-204
Abstract, references and article information
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MathSciNet review: 1012939
On closed twisted curves
Sueli I. Rodrigues Costa.
Proc. Amer. Math. Soc. 109 (1990), 205-214
Abstract, references and article information
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MathSciNet review: 993746
On the sectional curvature of compact hypersurfaces
Leslie Coghlan and Yoe Itokawa.
Proc. Amer. Math. Soc. 109 (1990), 215-221
Abstract, references and article information
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MathSciNet review: 1010797
Maps between orbifolds
Masayuki Yamasaki.
Proc. Amer. Math. Soc. 109 (1990), 223-232
Abstract, references and article information
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MathSciNet review: 1017853
Restrictions of open mappings of continua
Witold D. Bula and E. D. Tymchatyn.
Proc. Amer. Math. Soc. 109 (1990), 233-235
Abstract, references and article information
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MathSciNet review: 1013965
First countability and local simple connectivity of one point unions
Katsuya Eda.
Proc. Amer. Math. Soc. 109 (1990), 237-241
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MathSciNet review: 1013969
Rotation sets of toral flows
John Franks and Michał Misiurewicz.
Proc. Amer. Math. Soc. 109 (1990), 243-249
Abstract, references and article information
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MathSciNet review: 1021217
Decreasing chains without lower bounds in the Rudin-Frolík order
Eva Butkovičová.
Proc. Amer. Math. Soc. 109 (1990), 251-259
Abstract, references and article information
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MathSciNet review: 1007490
Three cardinal functions similar to net weight
Roy A. Johnson, Eliza Wajch and Władysław Wilczyński.
Proc. Amer. Math. Soc. 109 (1990), 261-268
Abstract, references and article information
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MathSciNet review: 1007500
On Rhoades’ open questions
Shih-sen Chang and Qi Chun Zhong.
Proc. Amer. Math. Soc. 109 (1990), 269-274
Abstract, references and article information
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MathSciNet review: 1007491
Large compact separable spaces may all contain $𝛽N$
Alan Dow.
Proc. Amer. Math. Soc. 109 (1990), 275-279
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MathSciNet review: 1010799
A partition theorem for $[0,1]$
H. J. Prömel and B. Voigt.
Proc. Amer. Math. Soc. 109 (1990), 281-285
Abstract, references and article information
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MathSciNet review: 1007509