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 98, Number 2
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On the number of generators and the modular group-ring of a finite $p$-group: Olaf Manz and Reiner Staszewski; Proc. Amer. Math. Soc. 98 (1986), 189-195; DOI: https://doi.org/10.1090/S0002-9939-1986-0854016-4; PDF

On a question of Faith in commutative endomorphism rings: John Clark; Proc. Amer. Math. Soc. 98 (1986), 196-198; DOI: https://doi.org/10.1090/S0002-9939-1986-0854017-6; PDF

Note on symbolic powers and going down: S. McAdam and L. J. Ratliff; Proc. Amer. Math. Soc. 98 (1986), 199-204; DOI: https://doi.org/10.1090/S0002-9939-1986-0854018-8; PDF

On Gorenstein ideals of codimension four: W. V. Vasconcelos and R. Villarreal; Proc. Amer. Math. Soc. 98 (1986), 205-210; DOI: https://doi.org/10.1090/S0002-9939-1986-0854019-X; PDF

Genus group of finite Galois extensions: Teruo Takeuchi; Proc. Amer. Math. Soc. 98 (1986), 211-214; DOI: https://doi.org/10.1090/S0002-9939-1986-0854020-6; PDF

On binomial units of certain cubic field: Kiyota Ozeki; Proc. Amer. Math. Soc. 98 (1986), 215-216; DOI: https://doi.org/10.1090/S0002-9939-1986-0854021-8; PDF

Smash products and $G$-Galois actions: James Osterburg; Proc. Amer. Math. Soc. 98 (1986), 217-221; DOI: https://doi.org/10.1090/S0002-9939-1986-0854022-X; PDF

A differential equation theoretic interpretation of a geometric result of Hartogs: Takahiro Kawai; Proc. Amer. Math. Soc. 98 (1986), 222-224; DOI: https://doi.org/10.1090/S0002-9939-1986-0854023-1; PDF

Measurability properties of spectra: S. Levi and Z. Slodkowski; Proc. Amer. Math. Soc. 98 (1986), 225-231; DOI: https://doi.org/10.1090/S0002-9939-1986-0854024-3; PDF

The $K$-functional for $H^ p$ and BMO in the poly-disk: Björn Jawerth; Proc. Amer. Math. Soc. 98 (1986), 232-238; DOI: https://doi.org/10.1090/S0002-9939-1986-0854025-5; PDF

Mixing sequences in Hilbert spaces: Daniel Berend and Vitaly Bergelson; Proc. Amer. Math. Soc. 98 (1986), 239-246; DOI: https://doi.org/10.1090/S0002-9939-1986-0854026-7; PDF

$LU$-factorization of operators on $l_ 1$: Kevin T. Andrews, Philip W. Smith and Joseph D. Ward; Proc. Amer. Math. Soc. 98 (1986), 247-252; DOI: https://doi.org/10.1090/S0002-9939-1986-0854027-9; PDF

On completeness of the products of harmonic functions: A. G. Ramm; Proc. Amer. Math. Soc. 98 (1986), 253-256; DOI: https://doi.org/10.1090/S0002-9939-1986-0854028-0; PDF

Four counterexamples to Bloch’s principle: Lee A. Rubel; Proc. Amer. Math. Soc. 98 (1986), 257-260; DOI: https://doi.org/10.1090/S0002-9939-1986-0854029-2; PDF

Structural theorems for periodic ultradistributions: Stevan Pilipović; Proc. Amer. Math. Soc. 98 (1986), 261-266; DOI: https://doi.org/10.1090/S0002-9939-1986-0854030-9; PDF

A universal exhausting domain: B. L. Fridman; Proc. Amer. Math. Soc. 98 (1986), 267-270; DOI: https://doi.org/10.1090/S0002-9939-1986-0854031-0; PDF

A complex space whose spectrum is not locally compact anywhere: Sandra Hayes and Jean-Pierre Vigué; Proc. Amer. Math. Soc. 98 (1986), 271-275; DOI: https://doi.org/10.1090/S0002-9939-1986-0854032-2; PDF

Oscillation theorems for second order linear differential equations with damping: Ju Rang Yan; Proc. Amer. Math. Soc. 98 (1986), 276-282; DOI: https://doi.org/10.1090/S0002-9939-1986-0854033-4; PDF

Some examples of indefinite complete complex Einstein hypersurfaces not locally symmetric: Alfonso Romero; Proc. Amer. Math. Soc. 98 (1986), 283-286; DOI: https://doi.org/10.1090/S0002-9939-1986-0854034-6; PDF

Fibrations of locally symmetric spaces and the failure of the Jordan-Hölder property: F. E. A. Johnson; Proc. Amer. Math. Soc. 98 (1986), 287-293; DOI: https://doi.org/10.1090/S0002-9939-1986-0854035-8; PDF

Probabilities on models of universal sentences: Douglas N. Hoover; Proc. Amer. Math. Soc. 98 (1986), 294-297; DOI: https://doi.org/10.1090/S0002-9939-1986-0854036-X; PDF

Some classes of orthogonal polynomials associated with martingales: Philip Feinsilver; Proc. Amer. Math. Soc. 98 (1986), 298-302; DOI: https://doi.org/10.1090/S0002-9939-1986-0854037-1; PDF

Examples of topological groups homeomorphic to $l^ f_ 2$: Tadeusz Dobrowolski; Proc. Amer. Math. Soc. 98 (1986), 303-311; DOI: https://doi.org/10.1090/S0002-9939-1986-0854038-3; PDF

On the indecomposable elements of the bar construction: Richard M. Hain; Proc. Amer. Math. Soc. 98 (1986), 312-316; DOI: https://doi.org/10.1090/S0002-9939-1986-0854039-5; PDF

Maps in $\textbf {R}^ n$ with finite-to-one extensions: Michael Starbird; Proc. Amer. Math. Soc. 98 (1986), 317-323; DOI: https://doi.org/10.1090/S0002-9939-1986-0854040-1; PDF

Concerning continuity apart from a meager set: Janusz Kaniewski and Zbigniew Piotrowski; Proc. Amer. Math. Soc. 98 (1986), 324-328; DOI: https://doi.org/10.1090/S0002-9939-1986-0854041-3; PDF

Generalized refinable maps: E. E. Grace; Proc. Amer. Math. Soc. 98 (1986), 329-335; DOI: https://doi.org/10.1090/S0002-9939-1986-0854042-5; PDF

Property C, refinable maps and dimension raising maps: Dennis J. Garity and Dale M. Rohm; Proc. Amer. Math. Soc. 98 (1986), 336-340; DOI: https://doi.org/10.1090/S0002-9939-1986-0854043-7; PDF

On square roots of the uniform distribution on compact groups: Persi Diaconis and Mehrdad Shahshahani; Proc. Amer. Math. Soc. 98 (1986), 341-348; DOI: https://doi.org/10.1090/S0002-9939-1986-0854044-9; PDF

A weakly infinite-dimensional space whose product with the irrationals is strongly infinite-dimensional: Elżbieta Pol; Proc. Amer. Math. Soc. 98 (1986), 349-352; DOI: https://doi.org/10.1090/S0002-9939-1986-0854045-0; PDF

A generalization of the lightbulb theorem and PL $I$-equivalence of links: Rick Litherland; Proc. Amer. Math. Soc. 98 (1986), 353-358; DOI: https://doi.org/10.1090/S0002-9939-1986-0854046-2; PDF

A characterization of harmonic foliations by variations of the metric: Michael D. Hvidsten and Philippe Tondeur; Proc. Amer. Math. Soc. 98 (1986), 359-362; DOI: https://doi.org/10.1090/S0002-9939-1986-0854047-4; PDF

The cohomology of an isospectral flow: David Fried; Proc. Amer. Math. Soc. 98 (1986), 363-368; DOI: https://doi.org/10.1090/S0002-9939-1986-0854048-6; PDF

Every exactly $2$-to-$1$ function on the reals has an infinite set of discontinuities: Jo Heath; Proc. Amer. Math. Soc. 98 (1986), 369-373; DOI: https://doi.org/10.1090/S0002-9939-1986-0854049-8; PDF

Holomorphic retracts of polyballs: Tadeusz Kuczumow; Proc. Amer. Math. Soc. 98 (1986), 374-375; DOI: https://doi.org/10.1090/S0002-9939-1986-0854050-4; PDF

Better bounds for periodic solutions of differential equations in Banach spaces: Stavros N. Busenberg, David C. Fisher and Mario Martelli; Proc. Amer. Math. Soc. 98 (1986), 376-378; DOI: https://doi.org/10.1090/S0002-9939-1986-0854051-6; PDF