Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

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

The 2024 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Contents of Volume 107, Number 3
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On graphs representing automorphisms of free groups
Sava Krstić
Proc. Amer. Math. Soc. 107 (1989), 573-575
DOI: https://doi.org/10.1090/S0002-9939-1989-0960648-8
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Prime ideals in two-dimensional polynomial rings
William Heinzer and Sylvia Wiegand
Proc. Amer. Math. Soc. 107 (1989), 577-586
DOI: https://doi.org/10.1090/S0002-9939-1989-0982402-3
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Can the Weyl algebra be a fixed ring?
S. P. Smith
Proc. Amer. Math. Soc. 107 (1989), 587-589
DOI: https://doi.org/10.1090/S0002-9939-1989-0962247-0
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Some geometric aspects of hyperbolic boundary value problems
J. Brian Conrey and Michael W. Smiley
Proc. Amer. Math. Soc. 107 (1989), 591-601
DOI: https://doi.org/10.1090/S0002-9939-1989-0975635-3
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Almost complete tilting modules
Dieter Happel and Luise Unger
Proc. Amer. Math. Soc. 107 (1989), 603-610
DOI: https://doi.org/10.1090/S0002-9939-1989-0984791-2
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Nondentable solid subsets in Banach lattices failing RNP. Applications to renormings
Elisabeth Werner
Proc. Amer. Math. Soc. 107 (1989), 611-620
DOI: https://doi.org/10.1090/S0002-9939-1989-1017225-2
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Algebraic structure in complex function spaces
A. J. Ellis
Proc. Amer. Math. Soc. 107 (1989), 621-626
DOI: https://doi.org/10.1090/S0002-9939-1989-0975640-7
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Unitary representations of Lie groups and Gårding’s inequality
Ola Bratteli, Fred Goodman, Palle Jorgensen and Derek W. Robinson
Proc. Amer. Math. Soc. 107 (1989), 627-632
DOI: https://doi.org/10.1090/S0002-9939-1989-0947312-6
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Global preservation of nodal structure in coupled systems of nonlinear Sturm-Liouville boundary value problems
Robert Stephen Cantrell
Proc. Amer. Math. Soc. 107 (1989), 633-644
DOI: https://doi.org/10.1090/S0002-9939-1989-0975633-X
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Fourier transforms and the Hermite-Biehler theorem
G. Csordas and R. S. Varga
Proc. Amer. Math. Soc. 107 (1989), 645-652
DOI: https://doi.org/10.1090/S0002-9939-1989-0982401-1
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On second-category sets
P. Komjáth
Proc. Amer. Math. Soc. 107 (1989), 653-654
DOI: https://doi.org/10.1090/S0002-9939-1989-0976358-7
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Remarks on Chacon’s biting lemma
J. M. Ball and F. Murat
Proc. Amer. Math. Soc. 107 (1989), 655-663
DOI: https://doi.org/10.1090/S0002-9939-1989-0984807-3
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Selfadjointness of the $*$-representation generated by the sum of two positive linear functionals
Atsushi Inoue
Proc. Amer. Math. Soc. 107 (1989), 665-674
DOI: https://doi.org/10.1090/S0002-9939-1989-0982404-7
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The torus lemma on calibrations, extended
Frank Morgan
Proc. Amer. Math. Soc. 107 (1989), 675-678
DOI: https://doi.org/10.1090/S0002-9939-1989-0975652-3
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A weak-star rational approximation problem connected with subnormal operators
James Dudziak
Proc. Amer. Math. Soc. 107 (1989), 679-686
DOI: https://doi.org/10.1090/S0002-9939-1989-1017226-4
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A generalized Hölder inequality and a generalized Szegő theorem
Florin Avram and Lawrence Brown
Proc. Amer. Math. Soc. 107 (1989), 687-695
DOI: https://doi.org/10.1090/S0002-9939-1989-0984781-X
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Smooth polynomial paths with nonanalytic tangents
Robert M. McLeod and Gary H. Meisters
Proc. Amer. Math. Soc. 107 (1989), 697-700
DOI: https://doi.org/10.1090/S0002-9939-1989-0987612-7
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A short proof and a generalization of Miranda’s existence theorem
Michael N. Vrahatis
Proc. Amer. Math. Soc. 107 (1989), 701-703
DOI: https://doi.org/10.1090/S0002-9939-1989-0993760-8
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Formation of singularities in compressible fluids in two-space dimensions
M. A. Rammaha
Proc. Amer. Math. Soc. 107 (1989), 705-714
DOI: https://doi.org/10.1090/S0002-9939-1989-0984811-5
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Traces on irregular ideals
József V. Varga
Proc. Amer. Math. Soc. 107 (1989), 715-723
DOI: https://doi.org/10.1090/S0002-9939-1989-0984818-8
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Comparison between the Kobayashi and Carathéodory distances on strongly pseudoconvex bounded domains in $\textbf {C}^ n$
Sergio Venturini
Proc. Amer. Math. Soc. 107 (1989), 725-730
DOI: https://doi.org/10.1090/S0002-9939-1989-0984819-X
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The Stieltjes moments problem for rapidly decreasing functions
Antonio J. Duran
Proc. Amer. Math. Soc. 107 (1989), 731-741
DOI: https://doi.org/10.1090/S0002-9939-1989-0984787-0
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Isometries on conservative subalgebras of bounded sequences
J. Connor and I. Loomis
Proc. Amer. Math. Soc. 107 (1989), 743-749
DOI: https://doi.org/10.1090/S0002-9939-1989-0986647-8
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Extension of operators from subspaces of $c_ 0(\Gamma )$ into $C(K)$ spaces
W. B. Johnson and M. Zippin
Proc. Amer. Math. Soc. 107 (1989), 751-754
DOI: https://doi.org/10.1090/S0002-9939-1989-0984799-7
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Magnified curves on a flat torus, determination of almost periodic functions, and the Riemann-Lebesgue lemma
Robert S. Strichartz
Proc. Amer. Math. Soc. 107 (1989), 755-759
DOI: https://doi.org/10.1090/S0002-9939-1989-0994791-4
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Weakly compact homomorphisms from $C^ *$-algebras are of finite rank
Martin Mathieu
Proc. Amer. Math. Soc. 107 (1989), 761-762
DOI: https://doi.org/10.1090/S0002-9939-1989-0998737-4
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On composition of four-symbol $\delta$-codes and Hadamard matrices
C. H. Yang
Proc. Amer. Math. Soc. 107 (1989), 763-776
DOI: https://doi.org/10.1090/S0002-9939-1989-0979054-5
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A pinching theorem for cusps of negatively curved manifolds with finite volume
Masahiko Kanai
Proc. Amer. Math. Soc. 107 (1989), 777-783
DOI: https://doi.org/10.1090/S0002-9939-1989-0937856-5
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Homogeneous spacetimes of zero curvature
Della C. Duncan and Edwin C. Ihrig
Proc. Amer. Math. Soc. 107 (1989), 785-795
DOI: https://doi.org/10.1090/S0002-9939-1989-0975639-0
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A diameter pinching sphere theorem for positive Ricci curvature
Jyh Yang Wu
Proc. Amer. Math. Soc. 107 (1989), 797-802
DOI: https://doi.org/10.1090/S0002-9939-1989-0984822-X
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Complete Möbius strips minimally immersed in $\textbf {R}^ 3$
Tōru Ishihara
Proc. Amer. Math. Soc. 107 (1989), 803-806
DOI: https://doi.org/10.1090/S0002-9939-1989-0984797-3
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First eigenvalue of the Laplacean and torsion of parallelizable Riemannian manifolds
Patrick Ghanaat
Proc. Amer. Math. Soc. 107 (1989), 807-810
DOI: https://doi.org/10.1090/S0002-9939-1989-0990423-X
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Products of perfectly meager sets and Lusin’s function
Janusz Pawlikowski
Proc. Amer. Math. Soc. 107 (1989), 811-815
DOI: https://doi.org/10.1090/S0002-9939-1989-0984810-3
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Convergence to ends for random walks on the automorphism group of a tree
Donald I. Cartwright and P. M. Soardi
Proc. Amer. Math. Soc. 107 (1989), 817-823
DOI: https://doi.org/10.1090/S0002-9939-1989-0984784-5
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Bonferroni-type inequalities via interpolating polynomials
Yuan Xu
Proc. Amer. Math. Soc. 107 (1989), 825-831
DOI: https://doi.org/10.1090/S0002-9939-1989-0984823-1
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Unstable $v_ 1$-periodic homotopy groups of a Moore space
Robert D. Thompson
Proc. Amer. Math. Soc. 107 (1989), 833-845
DOI: https://doi.org/10.1090/S0002-9939-1989-0976364-2
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On the preservation of Baire category under preimages
Dominikus Noll
Proc. Amer. Math. Soc. 107 (1989), 847-854
DOI: https://doi.org/10.1090/S0002-9939-1989-0982407-2
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A new example in $K$-theory of loopspaces
Tahsin Ghazal
Proc. Amer. Math. Soc. 107 (1989), 855-856
DOI: https://doi.org/10.1090/S0002-9939-1989-0984790-0
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Erratum
John Elton
Proc. Amer. Math. Soc. 107 (1989), 857
DOI: https://doi.org/10.1090/S0002-9939-89-99997-8
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