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 80, Number 3
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A hyperbolic GCM Lie algebra and the Fibonacci numbers
Alex Jay Feingold
Proc. Amer. Math. Soc. 80 (1980), 379-385
DOI: https://doi.org/10.1090/S0002-9939-1980-0580988-6
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A note on automorphism groups of algebraic number fields
M. Fried
Proc. Amer. Math. Soc. 80 (1980), 386-388
DOI: https://doi.org/10.1090/S0002-9939-1980-0580989-8
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Isomorphisms of sums of countable Boolean algebras
Věra Trnková
Proc. Amer. Math. Soc. 80 (1980), 389-392
DOI: https://doi.org/10.1090/S0002-9939-1980-0580990-4
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The little Desarguesian theorem for algebras in modular varieties
H.-Peter Gumm
Proc. Amer. Math. Soc. 80 (1980), 393-397
DOI: https://doi.org/10.1090/S0002-9939-1980-0580991-6
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A short proof of a generating function for Jacobi polynomials
Dennis Stanton
Proc. Amer. Math. Soc. 80 (1980), 398-400
DOI: https://doi.org/10.1090/S0002-9939-1980-0580992-8
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The mean-value iteration for set-valued mappings
Peter K. F. Kuhfittig
Proc. Amer. Math. Soc. 80 (1980), 401-405
DOI: https://doi.org/10.1090/S0002-9939-1980-0580993-X
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An improved estimate for the Bloch norm of functions in Doob’s class
J. S. Hwang and D. C. Rung
Proc. Amer. Math. Soc. 80 (1980), 406-410
DOI: https://doi.org/10.1090/S0002-9939-1980-0580994-1
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The stability of the cosine equation
John A. Baker
Proc. Amer. Math. Soc. 80 (1980), 411-416
DOI: https://doi.org/10.1090/S0002-9939-1980-0580995-3
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Hille-Wintner type comparison theorem for selfadjoint fourth order linear differential equations
L. Erbe
Proc. Amer. Math. Soc. 80 (1980), 417-422
DOI: https://doi.org/10.1090/S0002-9939-1980-0580996-5
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$L^{1}$-convergence of Fourier series with coefficients of bounded variation
J. W. Garrett, C. S. Rees and Č. V. Stanojević
Proc. Amer. Math. Soc. 80 (1980), 423-430
DOI: https://doi.org/10.1090/S0002-9939-1980-0580997-7
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Banach spaces with the $4.3.$ intersection property
Ȧsvald Lima
Proc. Amer. Math. Soc. 80 (1980), 431-434
DOI: https://doi.org/10.1090/S0002-9939-1980-0580998-9
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A lower bound for the spectral radius
Vlastimil Pták
Proc. Amer. Math. Soc. 80 (1980), 435-440
DOI: https://doi.org/10.1090/S0002-9939-1980-0580999-0
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On ordered harmonic bounded variation
C. L. Belna
Proc. Amer. Math. Soc. 80 (1980), 441-444
DOI: https://doi.org/10.1090/S0002-9939-1980-0581000-5
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On the note of C. L. Belna
Daniel Waterman
Proc. Amer. Math. Soc. 80 (1980), 445-447
DOI: https://doi.org/10.1090/S0002-9939-1980-0581001-7
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$L^{p}$-estimates for matrix coefficients of irreducible representations of compact groups
Saverio Giulini and Giancarlo Travaglini
Proc. Amer. Math. Soc. 80 (1980), 448-450
DOI: https://doi.org/10.1090/S0002-9939-1980-0581002-9
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Concerning Daniljuk’s existence theorem for free boundary value problems with the Bernoulli condition
Andrew Acker
Proc. Amer. Math. Soc. 80 (1980), 451-454
DOI: https://doi.org/10.1090/S0002-9939-1980-0581003-0
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Inscribed and circumscribed circles to convex curves
Tudor Zamfirescu
Proc. Amer. Math. Soc. 80 (1980), 455-457
DOI: https://doi.org/10.1090/S0002-9939-1980-0581004-2
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Rich sets
C. T. Chong
Proc. Amer. Math. Soc. 80 (1980), 458-460
DOI: https://doi.org/10.1090/S0002-9939-1980-0581005-4
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Instability and theories with few models
A. Pillay
Proc. Amer. Math. Soc. 80 (1980), 461-468
DOI: https://doi.org/10.1090/S0002-9939-1980-0581006-6
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A many-sorted interpolation theorem for $L(Q)$
David R. Guichard
Proc. Amer. Math. Soc. 80 (1980), 469-474
DOI: https://doi.org/10.1090/S0002-9939-1980-0581007-8
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Mad families and ultrafilters
Martin Weese
Proc. Amer. Math. Soc. 80 (1980), 475-477
DOI: https://doi.org/10.1090/S0002-9939-1980-0581008-X
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$k$-spaces and products of closed images of metric spaces
Gary Gruenhage
Proc. Amer. Math. Soc. 80 (1980), 478-482
DOI: https://doi.org/10.1090/S0002-9939-1980-0581009-1
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Desingularizing maps of corank one
S. J. Blank and C. Curley
Proc. Amer. Math. Soc. 80 (1980), 483-486
DOI: https://doi.org/10.1090/S0002-9939-1980-0581010-8
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Homotopy nilpotency and associativity
Arthur H. Copeland and Albert O. Shar
Proc. Amer. Math. Soc. 80 (1980), 487-490
DOI: https://doi.org/10.1090/S0002-9939-1980-0581011-X
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Automorphisms of fibrations
E. Dror, W. G. Dwyer and D. M. Kan
Proc. Amer. Math. Soc. 80 (1980), 491-494
DOI: https://doi.org/10.1090/S0002-9939-1980-0581012-1
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Martin’s axiom implies that de Caux’s space is countably metacompact
William G. Fleissner
Proc. Amer. Math. Soc. 80 (1980), 495-498
DOI: https://doi.org/10.1090/S0002-9939-1980-0581013-3
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A characterization of coabsoluteness for a class of metric spaces
Catherine Gates
Proc. Amer. Math. Soc. 80 (1980), 499-504
DOI: https://doi.org/10.1090/S0002-9939-1980-0581014-5
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On a question concerning countably generated $z$-ideals of $C(X)$
Attilio Le Donne
Proc. Amer. Math. Soc. 80 (1980), 505-510
DOI: https://doi.org/10.1090/S0002-9939-1980-0581015-7
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Periodic and limit orbits and the depth of the center for piecewise monotone interval maps
Zbigniew Nitecki
Proc. Amer. Math. Soc. 80 (1980), 511-514
DOI: https://doi.org/10.1090/S0002-9939-1980-0581016-9
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Absolutely FG spaces
A. H. Stone
Proc. Amer. Math. Soc. 80 (1980), 515-520
DOI: https://doi.org/10.1090/S0002-9939-1980-0581017-0
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On the lattice of $f$-proximities
K. C. Chattopadhyay and H. L. Vasudeva
Proc. Amer. Math. Soc. 80 (1980), 521-525
DOI: https://doi.org/10.1090/S0002-9939-1980-0581018-2
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Exponential sums related to binomial coefficient parity
Alan H. Stein
Proc. Amer. Math. Soc. 80 (1980), 526-530
DOI: https://doi.org/10.1090/S0002-9939-1980-0581019-4
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A note on the existence of torsion-free modules with a prescribed type-set
Lucie De Munter-Kuyl
Proc. Amer. Math. Soc. 80 (1980), 531-532
DOI: https://doi.org/10.1090/S0002-9939-1980-0581020-0
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Character tables determine abelian Sylow $2$-subgroups
Alan R. Camina and Marcel Herzog
Proc. Amer. Math. Soc. 80 (1980), 533-535
DOI: https://doi.org/10.1090/S0002-9939-1980-0581021-2
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The stability of de Rham currents
Mircea Puta
Proc. Amer. Math. Soc. 80 (1980), 536
DOI: https://doi.org/10.1090/S0002-9939-1980-0581022-4
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