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 149, Number 12
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Conjugation of semisimple subgroups over real number fields of bounded degree: Mikhail Borovoi, Christopher Daw and Jinbo Ren; Proc. Amer. Math. Soc. 149 (2021), 4973-4984; DOI: https://doi.org/10.1090/proc/14505; Published electronically: September 9, 2021; PDF

New congruence properties for Ramanujan’s $\phi$ function: Ernest X. W. Xia; Proc. Amer. Math. Soc. 149 (2021), 4985-4999; DOI: https://doi.org/10.1090/proc/15221; Published electronically: September 27, 2021; PDF

The finitistic dimension of an Artin algebra with radical square zero: Vincent Gélinas; Proc. Amer. Math. Soc. 149 (2021), 5001-5012; DOI: https://doi.org/10.1090/proc/15441; Published electronically: September 9, 2021; PDF

On the distribution of the Rudin-Shapiro function for finite fields: Cécile Dartyge, László Mérai and Arne Winterhof; Proc. Amer. Math. Soc. 149 (2021), 5013-5023; DOI: https://doi.org/10.1090/proc/15668; Published electronically: September 9, 2021; PDF

Grothendieck-Lefschetz and Noether-Lefschetz for bundles: G. V. Ravindra and Amit Tripathi; Proc. Amer. Math. Soc. 149 (2021), 5025-5034; DOI: https://doi.org/10.1090/proc/15519; Published electronically: September 27, 2021; PDF

Bias of root numbers for modular newforms of cubic level: Qinghua Pi and Zhi Qi; Proc. Amer. Math. Soc. 149 (2021), 5035-5047; DOI: https://doi.org/10.1090/proc/15530; Published electronically: September 24, 2021; PDF

Sharp nonzero lower bounds for the Schur product theorem: Apoorva Khare; Proc. Amer. Math. Soc. 149 (2021), 5049-5063; DOI: https://doi.org/10.1090/proc/15555; Published electronically: September 21, 2021; PDF

The nilpotent cone for classical Lie superalgebras: L. Andrew Jenkins and Daniel K. Nakano; Proc. Amer. Math. Soc. 149 (2021), 5065-5080; DOI: https://doi.org/10.1090/proc/15599; Published electronically: September 9, 2021; PDF

Representations induced from cuspidal and ladder representations of classical $p$-adic groups: Barbara Bošnjak; Proc. Amer. Math. Soc. 149 (2021), 5081-5091; DOI: https://doi.org/10.1090/proc/15638; Published electronically: September 21, 2021; PDF

Heights of points on elliptic curves over $\mathbb {Q}$: Michael Griffin, Ken Ono and Wei-Lun Tsai; Proc. Amer. Math. Soc. 149 (2021), 5093-5100; DOI: https://doi.org/10.1090/proc/15605; Published electronically: September 24, 2021; PDF

Determinantal formulas with major indices: Thomas McConville, Donald Robertson and Clifford Smyth; Proc. Amer. Math. Soc. 149 (2021), 5101-5117; DOI: https://doi.org/10.1090/proc/15624; Published electronically: September 24, 2021; PDF

Counting solvable $S$-unit equations: I. E. Shparlinski and C. L. Stewart; Proc. Amer. Math. Soc. 149 (2021), 5119-5129; DOI: https://doi.org/10.1090/proc/15674; Published electronically: September 24, 2021; PDF

The Schreier space does not have the uniform $\lambda$-property: Kevin Beanland and Hùng Việt Chu; Proc. Amer. Math. Soc. 149 (2021), 5131-5137; DOI: https://doi.org/10.1090/proc/14766; Published electronically: September 27, 2021; PDF

Spacelike graphs with prescribed mean curvature on exterior domains in the Minkowski spacetime: Rossella Bartolo, Erasmo Caponio and Alessio Pomponio; Proc. Amer. Math. Soc. 149 (2021), 5139-5151; DOI: https://doi.org/10.1090/proc/15745; Published electronically: September 27, 2021; PDF

Limiting profile for stationary solutions maximizing the total population of a diffusive logistic equation: Jumpei Inoue; Proc. Amer. Math. Soc. 149 (2021), 5153-5168; DOI: https://doi.org/10.1090/proc/15709; Published electronically: September 24, 2021; PDF

Simultaneous averaging to zero by unitary mixing operators: Abhinav Chand, Leonel Robert and Arindam Sutradhar; Proc. Amer. Math. Soc. 149 (2021), 5169-5177; DOI: https://doi.org/10.1090/proc/15495; Published electronically: September 9, 2021; PDF

Refinements of the Gauss-Lucas theorem using rational lemniscates and polar convexity: Hristo Sendov; Proc. Amer. Math. Soc. 149 (2021), 5179-5193; DOI: https://doi.org/10.1090/proc/15543; Published electronically: September 24, 2021; PDF

Completeness of shifted dilates in invariant Banach spaces of tempered distributions: Hans G. Feichtinger and Anupam Gumber; Proc. Amer. Math. Soc. 149 (2021), 5195-5210; DOI: https://doi.org/10.1090/proc/15564; Published electronically: September 21, 2021; PDF

On the fragmentation phenomenon in the population optimization problem: Junyoung Heo and Yeonho Kim; Proc. Amer. Math. Soc. 149 (2021), 5211-5221; DOI: https://doi.org/10.1090/proc/15633; Published electronically: September 9, 2021; PDF

Almost reducibility for families of sequences of matrices: Luis Barreira and Claudia Valls; Proc. Amer. Math. Soc. 149 (2021), 5223-5236; DOI: https://doi.org/10.1090/proc/15632; Published electronically: September 21, 2021; PDF

On the Baum–Connes conjecture for discrete quantum groups with torsion and the quantum Rosenberg conjecture: Yuki Arano and Adam Skalski; Proc. Amer. Math. Soc. 149 (2021), 5237-5254; DOI: https://doi.org/10.1090/proc/15598; Published electronically: September 21, 2021; PDF

Two problems on weighted shifts in linear dynamics: Frédéric Bayart; Proc. Amer. Math. Soc. 149 (2021), 5255-5266; DOI: https://doi.org/10.1090/proc/15597; Published electronically: September 9, 2021; PDF

The Markus–Yamabe conjecture for continuous and discontinuous piecewise linear differential systems: Jaume Llibre and Xiang Zhang; Proc. Amer. Math. Soc. 149 (2021), 5267-5274; DOI: https://doi.org/10.1090/proc/15601; Published electronically: September 9, 2021; PDF

Inertial manifolds for a singularly non-autonomous semi-linear parabolic equations: Xinhua Li and Chunyou Sun; Proc. Amer. Math. Soc. 149 (2021), 5275-5289; DOI: https://doi.org/10.1090/proc/15606; Published electronically: September 21, 2021; PDF

Blowup criterion of classical solutions for a parabolic-elliptic system in space dimension 3: Bin Li and Yuxiang Li; Proc. Amer. Math. Soc. 149 (2021), 5291-5303; DOI: https://doi.org/10.1090/proc/15637; Published electronically: September 24, 2021; PDF

The discrete spherical maximal function: A new proof of $\ell ^2$-boundedness: Neil Lyall, Ákos Magyar, Alex Newman and Peter Woolfitt; Proc. Amer. Math. Soc. 149 (2021), 5305-5312; DOI: https://doi.org/10.1090/proc/15639; Published electronically: September 21, 2021; PDF

The operator norm on weighted discrete semigroup algebras $\ell ^1(S, \omega )$: H. V. Dedania and J. G. Patel; Proc. Amer. Math. Soc. 149 (2021), 5313-5319; DOI: https://doi.org/10.1090/proc/15655; Published electronically: September 24, 2021; PDF

Optimal approximants and orthogonal polynomials in several variables II: Families of polynomials in the unit ball: Meredith Sargent and Alan A. Sola; Proc. Amer. Math. Soc. 149 (2021), 5321-5330; DOI: https://doi.org/10.1090/proc/15641; Published electronically: September 24, 2021; PDF

A new approach to the Fraser-Li conjecture with the Weierstrass representation formula: Jaehoon Lee and Eungbeom Yeon; Proc. Amer. Math. Soc. 149 (2021), 5331-5345; DOI: https://doi.org/10.1090/proc/15630; Published electronically: August 20, 2021; PDF

On the number of discrete chains: Eyvindur Ari Palsson, Steven Senger and Adam Sheffer; Proc. Amer. Math. Soc. 149 (2021), 5347-5358; DOI: https://doi.org/10.1090/proc/15603; Published electronically: September 28, 2021; PDF

Almost strong properness: Rahman Mohammadpour; Proc. Amer. Math. Soc. 149 (2021), 5359-5365; DOI: https://doi.org/10.1090/proc/15643; Published electronically: September 28, 2021; PDF

A CLT for dependent random variables with an application to an infinite system of interacting diffusion processes: Le Chen, Davar Khoshnevisan, David Nualart and Fei Pu; Proc. Amer. Math. Soc. 149 (2021), 5367-5384; DOI: https://doi.org/10.1090/proc/15614; Published electronically: September 28, 2021; PDF

The sum of Lagrange numbers: Jonah Gaster and Brice Loustau; Proc. Amer. Math. Soc. 149 (2021), 5385-5391; DOI: https://doi.org/10.1090/proc/15527; Published electronically: August 20, 2021; PDF

Lefschetz fixed point formula: Non-isometry case: Zelin Yi; Proc. Amer. Math. Soc. 149 (2021), 5393-5406; DOI: https://doi.org/10.1090/proc/15619; Published electronically: September 9, 2021; PDF

Bundles with even-dimensional spherical space form as fibers and fiberwise quarter pinched Riemannian metrics: Diego Corro, Karla Garcia, Martin Günther and Jan-Bernhard Kordaß; Proc. Amer. Math. Soc. 149 (2021), 5407-5416; DOI: https://doi.org/10.1090/proc/15649; Published electronically: September 28, 2021; PDF