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 121, Number 3
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Finite rings in varieties with definable principal congruences: G. E. Simons; Proc. Amer. Math. Soc. 121 (1994), 649-655; DOI: https://doi.org/10.1090/S0002-9939-1994-1207541-5; PDF

Graph spaces and $\bot$-free Boolean algebras: Lutz Heindorf; Proc. Amer. Math. Soc. 121 (1994), 657-665; DOI: https://doi.org/10.1090/S0002-9939-1994-1246526-X; PDF

Locally finite and locally nilpotent derivations with applications to polynomial flows, morphisms and $\mathcal {G}_a$-actions. II: Arno van den Essen; Proc. Amer. Math. Soc. 121 (1994), 667-678; DOI: https://doi.org/10.1090/S0002-9939-1994-1185282-0; PDF

On induced characters: Yakov Berkovich; Proc. Amer. Math. Soc. 121 (1994), 679-685; DOI: https://doi.org/10.1090/S0002-9939-1994-1203979-0; PDF

On the cohomology of split extensions: D. J. Benson and M. Feshbach; Proc. Amer. Math. Soc. 121 (1994), 687-690; DOI: https://doi.org/10.1090/S0002-9939-1994-1186129-9; PDF

Cyclic approximation of irrational rotations: A. Iwanik; Proc. Amer. Math. Soc. 121 (1994), 691-695; DOI: https://doi.org/10.1090/S0002-9939-1994-1221724-X; PDF

Closures of direct sums of classes of operators: Don Hadwin; Proc. Amer. Math. Soc. 121 (1994), 697-701; DOI: https://doi.org/10.1090/S0002-9939-1994-1209423-1; PDF

A Bernstein-type inequality for the Jacobi polynomial: Yunshyong Chow, L. Gatteschi and R. Wong; Proc. Amer. Math. Soc. 121 (1994), 703-709; DOI: https://doi.org/10.1090/S0002-9939-1994-1209419-X; PDF

How far can one move from a potential peak with small initial speed?: Ângelo Barone Netto and Gaetano Zampieri; Proc. Amer. Math. Soc. 121 (1994), 711-713; DOI: https://doi.org/10.1090/S0002-9939-1994-1181156-X; PDF

Numerical integration of vector fields over curves with zero area: Jenny C. Harrison; Proc. Amer. Math. Soc. 121 (1994), 715-723; DOI: https://doi.org/10.1090/S0002-9939-1994-1185264-9; PDF

Central sequences in subfactors. II: Dietmar Bisch; Proc. Amer. Math. Soc. 121 (1994), 725-731; DOI: https://doi.org/10.1090/S0002-9939-1994-1209417-6; PDF

$W^ p$-spaces and Fourier transform: R. S. Pathak and S. K. Upadhyay; Proc. Amer. Math. Soc. 121 (1994), 733-738; DOI: https://doi.org/10.1090/S0002-9939-1994-1185272-8; PDF

Involutions on algebras arising from locally compact groups: Paul L. Patterson; Proc. Amer. Math. Soc. 121 (1994), 739-745; DOI: https://doi.org/10.1090/S0002-9939-1994-1185273-X; PDF

An index formula for $n$-tuple of shifts on polydisk: Ke Ren Yan; Proc. Amer. Math. Soc. 121 (1994), 747-754; DOI: https://doi.org/10.1090/S0002-9939-1994-1185275-3; PDF

A characterization of positive constrictive operators: Hong Ke Du; Proc. Amer. Math. Soc. 121 (1994), 755-759; DOI: https://doi.org/10.1090/S0002-9939-1994-1185265-0; PDF

Perturbation of spectrums of $2\times 2$ operator matrices: Hong Ke Du and Pan Jin; Proc. Amer. Math. Soc. 121 (1994), 761-766; DOI: https://doi.org/10.1090/S0002-9939-1994-1185266-2; PDF

A functional equation from probability theory: John A. Baker; Proc. Amer. Math. Soc. 121 (1994), 767-773; DOI: https://doi.org/10.1090/S0002-9939-1994-1186127-5; PDF

Functions with a unique mean value and amenability: Yuji Takahashi; Proc. Amer. Math. Soc. 121 (1994), 775-777; DOI: https://doi.org/10.1090/S0002-9939-1994-1189549-1; PDF

What strong monotonicity condition on Fourier coefficients can make the ratio $\Vert f-S_ n(f)\Vert /E_ n(f)$ be bounded?: S. P. Zhou; Proc. Amer. Math. Soc. 121 (1994), 779-785; DOI: https://doi.org/10.1090/S0002-9939-1994-1198461-3; PDF

The Hausdorff dimension of elliptic and elliptic-caloric measure in $\textbf {R}^ N,\;N\geq 3$: Caroline Sweezy; Proc. Amer. Math. Soc. 121 (1994), 787-793; DOI: https://doi.org/10.1090/S0002-9939-1994-1186138-X; PDF

Sur un théorème de Mitiagin, Rolewicz et Żelazko: M. Allouche, R. Couture and C. T. Tsai; Proc. Amer. Math. Soc. 121 (1994), 795-802; DOI: https://doi.org/10.1090/S0002-9939-1994-1207532-4; PDF

An intrinsic characterization for zero-diagonal operators: Peng Fan and Che Kao Fong; Proc. Amer. Math. Soc. 121 (1994), 803-805; DOI: https://doi.org/10.1090/S0002-9939-1994-1185279-0; PDF

Extreme points of the unit ball of the space of Lipschitz functions: Jeff D. Farmer; Proc. Amer. Math. Soc. 121 (1994), 807-813; DOI: https://doi.org/10.1090/S0002-9939-1994-1195718-7; PDF

The eigenvalue gap for one-dimensional convex potentials: Richard Lavine; Proc. Amer. Math. Soc. 121 (1994), 815-821; DOI: https://doi.org/10.1090/S0002-9939-1994-1185270-4; PDF

Mesures dominées par une capacité alternée d’ordre $2$: A. El Kaabouchi; Proc. Amer. Math. Soc. 121 (1994), 823-832; DOI: https://doi.org/10.1090/S0002-9939-1994-1189745-3; PDF

Characterizations and generalizations of continuity: J. M. Ash, J. Cohen, C. Freiling, L. Gluck, E. Rieders and G. Wang; Proc. Amer. Math. Soc. 121 (1994), 833-842; DOI: https://doi.org/10.1090/S0002-9939-1994-1203978-9; PDF

On a minimal normal dilation problem: Ameer Athavale; Proc. Amer. Math. Soc. 121 (1994), 843-850; DOI: https://doi.org/10.1090/S0002-9939-1994-1186126-3; PDF

Finite dimensionality of irreducible unitary representations of compact quantum groups: Xiu Chi Quan; Proc. Amer. Math. Soc. 121 (1994), 851-858; DOI: https://doi.org/10.1090/S0002-9939-1994-1186135-4; PDF

Self-duality and differentiable structures on the connected sum of complex projective planes: Henrik Pedersen and Yat Sun Poon; Proc. Amer. Math. Soc. 121 (1994), 859-864; DOI: https://doi.org/10.1090/S0002-9939-1994-1195729-1; PDF

On a class of Lipschitz continuous functions of several variables: Tran Duc Van and Nguyen Duy Thai Son; Proc. Amer. Math. Soc. 121 (1994), 865-870; DOI: https://doi.org/10.1090/S0002-9939-1994-1227530-4; PDF

The Takaga operator, Bernoulli sequences, smoothness conditions and fractal curves: Anca Deliu and Peter Wingren; Proc. Amer. Math. Soc. 121 (1994), 871-881; DOI: https://doi.org/10.1090/S0002-9939-1994-1196164-2; PDF

Finitely additive correspondences: Achille Basile; Proc. Amer. Math. Soc. 121 (1994), 883-891; DOI: https://doi.org/10.1090/S0002-9939-1994-1189742-8; PDF

On the translates of a set which meet it in a set of positive measure: James Foran; Proc. Amer. Math. Soc. 121 (1994), 893-895; DOI: https://doi.org/10.1090/S0002-9939-1994-1195478-X; PDF

Gauge invariant functions of connections: Ambar Sengupta; Proc. Amer. Math. Soc. 121 (1994), 897-905; DOI: https://doi.org/10.1090/S0002-9939-1994-1215205-7; PDF

The sufficient condition for a convex body to enclose another in $\textbf {R}^ 4$: Jia Zu Zhou; Proc. Amer. Math. Soc. 121 (1994), 907-913; DOI: https://doi.org/10.1090/S0002-9939-1994-1184090-4; PDF

Comparison of lognormal population means: Hanfeng Chen; Proc. Amer. Math. Soc. 121 (1994), 915-924; DOI: https://doi.org/10.1090/S0002-9939-1994-1204372-7; PDF

Moments of the lifetime of conditioned Brownian motion in cones: Burgess Davis and Biao Zhang; Proc. Amer. Math. Soc. 121 (1994), 925-929; DOI: https://doi.org/10.1090/S0002-9939-1994-1195717-5; PDF

Dense extremally disconnected subspaces: A. Dow and J. van Mill; Proc. Amer. Math. Soc. 121 (1994), 931-936; DOI: https://doi.org/10.1090/S0002-9939-1994-1246523-4; PDF

Borsuk’s antipodal and fixed-point theorems for set-valued maps: Shiow-Yu Chang; Proc. Amer. Math. Soc. 121 (1994), 937-941; DOI: https://doi.org/10.1090/S0002-9939-1994-1221720-2; PDF

On a counting formula of Djoković for elements of finite order in compact Lie groups: F. Destrempes and A. Pianzola; Proc. Amer. Math. Soc. 121 (1994), 943-950; DOI: https://doi.org/10.1090/S0002-9939-1994-1185259-5; PDF

A simple analytic proof of an inequality by P. Buser: M. Ledoux; Proc. Amer. Math. Soc. 121 (1994), 951-959; DOI: https://doi.org/10.1090/S0002-9939-1994-1186991-X; PDF

Equivariant maps for homology representations: Ronald M. Dotzel; Proc. Amer. Math. Soc. 121 (1994), 961-965; DOI: https://doi.org/10.1090/S0002-9939-1994-1186130-5; PDF

Nodal sets for sums of eigenfunctions on Riemannian manifolds: Harold Donnelly; Proc. Amer. Math. Soc. 121 (1994), 967-973; DOI: https://doi.org/10.1090/S0002-9939-1994-1205487-X; PDF

ACCP in polynomial rings: a counterexample: William J. Heinzer and David C. Lantz; Proc. Amer. Math. Soc. 121 (1994), 975-977; DOI: https://doi.org/10.1090/S0002-9939-1994-1232140-9; PDF

A sharp estimate on the Bergman kernel of a pseudoconvex domain: Siqi Fu; Proc. Amer. Math. Soc. 121 (1994), 979-980; DOI: https://doi.org/10.1090/S0002-9939-1994-1243167-5; PDF