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Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)

Contents of Volume 81, Number 4

All articles in this issue are freely accessible.

Some counterexamples concerning a differential criterion for flatness
William C. Brown and Sarah Glaz.
Proc. Amer. Math. Soc. 81 (1981), 505-510
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MathSciNet review: 601717
Simple subrings of algebras over fields
Jan Krempa.
Proc. Amer. Math. Soc. 81 (1981), 511-512
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MathSciNet review: 601718
A simple approach to the analytic continuation and values at negative integers for Riemann’s zeta function
David Goss.
Proc. Amer. Math. Soc. 81 (1981), 513-517
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MathSciNet review: 601719
Extension of a theorem of Gudder and Schelp to polynomials of orthomodular lattices
Ladislav Beran.
Proc. Amer. Math. Soc. 81 (1981), 518-520
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MathSciNet review: 601720
Neighborhoods of univalent functions
Stephan Ruscheweyh.
Proc. Amer. Math. Soc. 81 (1981), 521-527
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MathSciNet review: 601721
Flat Orlicz spaces
A. J. Pach, M. A. Smith and B. Turett.
Proc. Amer. Math. Soc. 81 (1981), 528-530
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MathSciNet review: 601722
Extreme values for the Sidon constant
Donald I. Cartwright, Robert B. Howlett and John R. McMullen.
Proc. Amer. Math. Soc. 81 (1981), 531-537
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MathSciNet review: 601723
On a problem of Lohwater about the asymptotic behaviour in Nevanlinna’s class
J. S. Hwang.
Proc. Amer. Math. Soc. 81 (1981), 538-540
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MathSciNet review: 601724
Essential numerical range in $B(l_{1})$
D. A. Legg and D. W. Townsend.
Proc. Amer. Math. Soc. 81 (1981), 541-545
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MathSciNet review: 601725
A note on continuous dependence of solutions of Volterra integral equations
Mats Gyllenberg.
Proc. Amer. Math. Soc. 81 (1981), 546-548
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MathSciNet review: 601726
Growth of polynomials with zeros outside a circle
Abdul Aziz and Q. G. Mohammad.
Proc. Amer. Math. Soc. 81 (1981), 549-553
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MathSciNet review: 601727
A geometric variant of Badé’s theorem on dominating measures
Mahlon M. Day.
Proc. Amer. Math. Soc. 81 (1981), 554-556
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MathSciNet review: 601728
The minimum of small entire functions
P. C. Fenton.
Proc. Amer. Math. Soc. 81 (1981), 557-561
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MathSciNet review: 601729
A counterexample for commutation in tensor products of $C^{∗} $-algebras
R. J. Archbold.
Proc. Amer. Math. Soc. 81 (1981), 562-564
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MathSciNet review: 601730
Point-spectrum of semibounded operator extensions
Palle E. T. Jørgensen.
Proc. Amer. Math. Soc. 81 (1981), 565-569
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MathSciNet review: 601731
Topological restrictions on double fibrations and Radon transforms
Eric Todd Quinto.
Proc. Amer. Math. Soc. 81 (1981), 570-574
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MathSciNet review: 601732
Levi flat hypersurfaces which are not holomorphically flat
Eric Bedford and Paolo De Bartolomeis.
Proc. Amer. Math. Soc. 81 (1981), 575-578
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MathSciNet review: 601733
A note on periodic solutions in the vicinity of a center
Bau Sen Du.
Proc. Amer. Math. Soc. 81 (1981), 579-584
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MathSciNet review: 601734
Spherical summability of differentiated multiple Fourier series
M. J. Kohn.
Proc. Amer. Math. Soc. 81 (1981), 585-590
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MathSciNet review: 601735
A note on the factorization of operator-valued functions
Takahiko Nakazi.
Proc. Amer. Math. Soc. 81 (1981), 591-594
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MathSciNet review: 601736
Almost compactness and decomposability of integral operators
Walter Schachermayer and Lutz Weis.
Proc. Amer. Math. Soc. 81 (1981), 595-599
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MathSciNet review: 601737
Integral characterizations and the theory of curves
Victor Dannon.
Proc. Amer. Math. Soc. 81 (1981), 600-602
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MathSciNet review: 601738
A characterization of totally geodesic hypersurfaces of $S^{n+1}$ and $CP^{n+1}$
Kinetsu Abe.
Proc. Amer. Math. Soc. 81 (1981), 603-606
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MathSciNet review: 601739
The partition property for certain extendible measures on supercompact cardinals
Donald H. Pelletier.
Proc. Amer. Math. Soc. 81 (1981), 607-612
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MathSciNet review: 601740
On universal null sets
E. Grzegorek and C. Ryll-Nardzewski.
Proc. Amer. Math. Soc. 81 (1981), 613-617
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MathSciNet review: 601741
Quadratic integration of Gaussian processes
T. F. Lin.
Proc. Amer. Math. Soc. 81 (1981), 618-623
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MathSciNet review: 601742
Finite Borel measures on spaces of cardinality less than $\mathfrak{c}$
R. J. Gardner and G. Gruenhage.
Proc. Amer. Math. Soc. 81 (1981), 624-628
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MathSciNet review: 601743
Transitivity and the $𝛾$-space conjecture in ordered spaces
Jacob Kofner.
Proc. Amer. Math. Soc. 81 (1981), 629-635
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MathSciNet review: 601744
Absolute $C^{∗} $-embedding of extremally disconnected spaces
Alan Dow.
Proc. Amer. Math. Soc. 81 (1981), 636-640
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MathSciNet review: 601745
Some products of topological spaces which are manifolds
Charles D. Bass.
Proc. Amer. Math. Soc. 81 (1981), 641-646
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MathSciNet review: 601746
Compactifications of symmetrizable spaces
D. K. Burke and S. W. Davis.
Proc. Amer. Math. Soc. 81 (1981), 647-651
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MathSciNet review: 601747
A regular space which is not completely regular
A. Mysior.
Proc. Amer. Math. Soc. 81 (1981), 652-653
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MathSciNet review: 601748
Generalizations of certain fundamental results on finite groups
Morton E. Harris and David A. Sibley.
Proc. Amer. Math. Soc. 81 (1981), 654-656
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MathSciNet review: 601749
Convexity of the dominant eigenvalue of an essentially nonnegative matrix
Joel E. Cohen.
Proc. Amer. Math. Soc. 81 (1981), 657-658
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MathSciNet review: 601750