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 89, Number 3
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A family of semistable elliptic curves with large Tate-Shafarevitch groups: Kenneth Kramer; Proc. Amer. Math. Soc. 89 (1983), 379-386; DOI: https://doi.org/10.1090/S0002-9939-1983-0715850-1; PDF

Optimal linear extensions by interchanging chains: Ivan Rival; Proc. Amer. Math. Soc. 89 (1983), 387-394; DOI: https://doi.org/10.1090/S0002-9939-1983-0715851-3; PDF

Semiperfect FPF rings: S. S. Page; Proc. Amer. Math. Soc. 89 (1983), 395-401; DOI: https://doi.org/10.1090/S0002-9939-1983-0715852-5; PDF

Monomial equimultiple curves in positive characteristic: R. Narasimhan; Proc. Amer. Math. Soc. 89 (1983), 402-406; DOI: https://doi.org/10.1090/S0002-9939-1983-0715853-7; PDF

Equimultiplicity and hyperplanarity: S. B. Mulay; Proc. Amer. Math. Soc. 89 (1983), 407-413; DOI: https://doi.org/10.1090/S0002-9939-1983-0715854-9; PDF

The indices of torsion-free subgroups of Fuchsian groups: R. G. Burns and Donald Solitar; Proc. Amer. Math. Soc. 89 (1983), 414-418; DOI: https://doi.org/10.1090/S0002-9939-1983-0715855-0; PDF

On resultants: Gerald Myerson; Proc. Amer. Math. Soc. 89 (1983), 419-420; DOI: https://doi.org/10.1090/S0002-9939-1983-0715856-2; PDF

A gloss on a theorem of Furstenberg: Lester E. Dubins; Proc. Amer. Math. Soc. 89 (1983), 421-422; DOI: https://doi.org/10.1090/S0002-9939-1983-0715857-4; PDF

The Freiheitssatz for one-relation monoids: C. Squier and C. Wrathall; Proc. Amer. Math. Soc. 89 (1983), 423-424; DOI: https://doi.org/10.1090/S0002-9939-1983-0715858-6; PDF

Reducibilities among decision problems for HNN groups, vector addition systems and subsystems of Peano arithmetic: Michael Anshel and Kenneth McAloon; Proc. Amer. Math. Soc. 89 (1983), 425-429; DOI: https://doi.org/10.1090/S0002-9939-1983-0715859-8; PDF

The asymptotic norming property and martingale convergence: D. van Dulst; Proc. Amer. Math. Soc. 89 (1983), 430-432; DOI: https://doi.org/10.1090/S0002-9939-1983-0715860-4; PDF

Extension of uniform measures: Errol Caby; Proc. Amer. Math. Soc. 89 (1983), 433-439; DOI: https://doi.org/10.1090/S0002-9939-1983-0715861-6; PDF

Negligible sets of Radon measures: P. Prinz; Proc. Amer. Math. Soc. 89 (1983), 440-444; DOI: https://doi.org/10.1090/S0002-9939-1983-0715862-8; PDF

On defining equations for the Jacobian locus in genus five: Robert D. M. Accola; Proc. Amer. Math. Soc. 89 (1983), 445-448; DOI: https://doi.org/10.1090/S0002-9939-1983-0715863-X; PDF

Sharp estimates for Lebesgue constants: Marco Carenini and Paolo M. Soardi; Proc. Amer. Math. Soc. 89 (1983), 449-452; DOI: https://doi.org/10.1090/S0002-9939-1983-0715864-1; PDF

A note on countably normed nuclear spaces: Lasse Holmström; Proc. Amer. Math. Soc. 89 (1983), 453-456; DOI: https://doi.org/10.1090/S0002-9939-1983-0715865-3; PDF

On the existence of nonsimple real eigenvalues for general Sturm-Liouville problems: A. B. Mingarelli; Proc. Amer. Math. Soc. 89 (1983), 457-460; DOI: https://doi.org/10.1090/S0002-9939-1983-0715866-5; PDF

Eventual disconjugacy of a linear differential equation: William F. Trench; Proc. Amer. Math. Soc. 89 (1983), 461-466; DOI: https://doi.org/10.1090/S0002-9939-1983-0715867-7; PDF

Remarks on geodesics: Philip Hartman; Proc. Amer. Math. Soc. 89 (1983), 467-472; DOI: https://doi.org/10.1090/S0002-9939-1983-0715868-9; PDF

Remarks on sectional curvature of an indefinite metric: Katsumi Nomizu; Proc. Amer. Math. Soc. 89 (1983), 473-476; DOI: https://doi.org/10.1090/S0002-9939-1983-0715869-0; PDF

Some tilings of the plane whose singular points form a perfect set: Marilyn Breen; Proc. Amer. Math. Soc. 89 (1983), 477-479; DOI: https://doi.org/10.1090/S0002-9939-1983-0715870-7; PDF

A new omitting types theorem: Charles Steinhorn; Proc. Amer. Math. Soc. 89 (1983), 480-486; DOI: https://doi.org/10.1090/S0002-9939-1983-0715871-9; PDF

Persistently finite, persistently arithmetic theories: C. J. Ash and T. S. Millar; Proc. Amer. Math. Soc. 89 (1983), 487-492; DOI: https://doi.org/10.1090/S0002-9939-1983-0715872-0; PDF

The tail $\sigma$-field of a finitely additive Markov chain starting from a recurrent state: S. Ramakrishnan; Proc. Amer. Math. Soc. 89 (1983), 493-497; DOI: https://doi.org/10.1090/S0002-9939-1983-0715873-2; PDF

On partitions of plane sets into simple closed curves. II: Paul Bankston; Proc. Amer. Math. Soc. 89 (1983), 498-502; DOI: https://doi.org/10.1090/S0002-9939-1983-0715874-4; PDF

The spectral characterization of normal hyperbolicity: Richard Swanson; Proc. Amer. Math. Soc. 89 (1983), 503-509; DOI: https://doi.org/10.1090/S0002-9939-1983-0715875-6; PDF

Extending families of disjoint zero sets: C. E. Aull; Proc. Amer. Math. Soc. 89 (1983), 510-514; DOI: https://doi.org/10.1090/S0002-9939-1983-0715876-8; PDF

Embedding cosmic spaces in Lusin spaces: Amer Bešlagić; Proc. Amer. Math. Soc. 89 (1983), 515-518; DOI: https://doi.org/10.1090/S0002-9939-1983-0715877-X; PDF

A nonpolyhedral triangulated Möbius strip: Ulrich Brehm; Proc. Amer. Math. Soc. 89 (1983), 519-522; DOI: https://doi.org/10.1090/S0002-9939-1983-0715878-1; PDF

Representing a differentiable function as a Cartesian product: Michael R. Colvin; Proc. Amer. Math. Soc. 89 (1983), 523-526; DOI: https://doi.org/10.1090/S0002-9939-1983-0715879-3; PDF

Cardinalities of first countable $R$-closed spaces: Alan Dow and Jack Porter; Proc. Amer. Math. Soc. 89 (1983), 527-532; DOI: https://doi.org/10.1090/S0002-9939-1983-0715880-X; PDF

Decompositions of rigid spaces: Fons van Engelen and Jan van Mill; Proc. Amer. Math. Soc. 89 (1983), 533-536; DOI: https://doi.org/10.1090/S0002-9939-1983-0715881-1; PDF

A characterization of uniform paracompactness: J. Fried and Z. Frolík; Proc. Amer. Math. Soc. 89 (1983), 537-540; DOI: https://doi.org/10.1090/S0002-9939-1983-0715882-3; PDF

A note on the stable homotopy groups of $M\textrm {Sp}(n)$: Mitsunori Imaoka; Proc. Amer. Math. Soc. 89 (1983), 541-544; DOI: https://doi.org/10.1090/S0002-9939-1983-0715883-5; PDF

Irreducible $3$-manifolds of genus $3$ containing a $2$-sided projective plane: Seiya Negami; Proc. Amer. Math. Soc. 89 (1983), 545-550; DOI: https://doi.org/10.1090/S0002-9939-1983-0715884-7; PDF

Countable products of scattered paracompact spaces: Mary Ellen Rudin and Steve Watson; Proc. Amer. Math. Soc. 89 (1983), 551-552; DOI: https://doi.org/10.1090/S0002-9939-1983-0715885-9; PDF

Shifted plane partitions of trapezoidal shape: Robert A. Proctor; Proc. Amer. Math. Soc. 89 (1983), 553-559; DOI: https://doi.org/10.1090/S0002-9939-1983-0715886-0; PDF

The combinatorics of certain products: Don Rawlings; Proc. Amer. Math. Soc. 89 (1983), 560-562; DOI: https://doi.org/10.1090/S0002-9939-1983-0715887-2; PDF

A symmetric star polyhedron that tiles but not as a fundamental domain: Sándor Szabó; Proc. Amer. Math. Soc. 89 (1983), 563-566; DOI: https://doi.org/10.1090/S0002-9939-1983-0715888-4; PDF

Correction to: “The differentiability of Riemann’s function” [Proc. Amer. Math. Soc. 34 (1972), 463–468; MR0308337 (46 #7451)]: Arthur Smith; Proc. Amer. Math. Soc. 89 (1983), 567-568; DOI: https://doi.org/10.1090/S0002-9939-1983-0715889-6; PDF