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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 21, Number 2
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A note on entire functions of bounded index
Anil K. Bose
Proc. Amer. Math. Soc. 21 (1969), 257-262
DOI: https://doi.org/10.1090/S0002-9939-1969-0239086-9
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New generating functions for classical polynomials
J. W. Brown
Proc. Amer. Math. Soc. 21 (1969), 263-268
DOI: https://doi.org/10.1090/S0002-9939-1969-0236438-8
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A characterization of $C(X)$ for locally connected $X$
Daniel E. Wulbert
Proc. Amer. Math. Soc. 21 (1969), 269-272
DOI: https://doi.org/10.1090/S0002-9939-1969-0240604-5
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On the zeros of a polynomial and its derivative
A. W. Goodman, Q. I. Rahman and J. S. Ratti
Proc. Amer. Math. Soc. 21 (1969), 273-274
DOI: https://doi.org/10.1090/S0002-9939-1969-0239062-6
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On embedding cones over circularly chainable continua
Ralph Bennett and W. R. R. Transue
Proc. Amer. Math. Soc. 21 (1969), 275-276
DOI: https://doi.org/10.1090/S0002-9939-1969-0238271-X
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On the existence of $c$-points in $\beta N\backslash N$
Neil Hindman
Proc. Amer. Math. Soc. 21 (1969), 277-280
DOI: https://doi.org/10.1090/S0002-9939-1969-0239565-4
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Continua not an inverse limit with a single bonding map on a polyhedron
J. W. Rogers
Proc. Amer. Math. Soc. 21 (1969), 281-283
DOI: https://doi.org/10.1090/S0002-9939-1969-0248758-1
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Product spaces for which the Stone-Weierstrass theorem holds
R. M. Stephenson
Proc. Amer. Math. Soc. 21 (1969), 284-288
DOI: https://doi.org/10.1090/S0002-9939-1969-0250260-8
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Deficient subsets in locally convex spaces
Douglas W. Curtis
Proc. Amer. Math. Soc. 21 (1969), 289-295
DOI: https://doi.org/10.1090/S0002-9939-1969-0240589-1
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Quantum probability spaces
Stanley P. Gudder
Proc. Amer. Math. Soc. 21 (1969), 296-302
DOI: https://doi.org/10.1090/S0002-9939-1969-0243793-1
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Generalized automata and stochastic languages
Paavo Turakainen
Proc. Amer. Math. Soc. 21 (1969), 303-309
DOI: https://doi.org/10.1090/S0002-9939-1969-0242596-1
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A characterization of closed $3$-manifolds with spines containing no wild arcs
Gerhard W. Knutson
Proc. Amer. Math. Soc. 21 (1969), 310-314
DOI: https://doi.org/10.1090/S0002-9939-1969-0236901-X
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The difference construction in $K$-theory
C. Lazarov and A. Vasquez
Proc. Amer. Math. Soc. 21 (1969), 315-317
DOI: https://doi.org/10.1090/S0002-9939-1969-0238306-4
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Existence of regular finite invariant measures for Markov processes.
F. Dennis Sentilles
Proc. Amer. Math. Soc. 21 (1969), 318-320
DOI: https://doi.org/10.1090/S0002-9939-1969-0242262-2
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Subfunction structure
A. P. Morse
Proc. Amer. Math. Soc. 21 (1969), 321-323
DOI: https://doi.org/10.1090/S0002-9939-1969-0258640-1
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Positive harmonic functions of a branching process
Serge Dubuc
Proc. Amer. Math. Soc. 21 (1969), 324-326
DOI: https://doi.org/10.1090/S0002-9939-1969-0251800-5
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Collapsing a triangulation of a “knotted” cell
Mary-Elizabeth Hamstrom and R. P. Jerrard
Proc. Amer. Math. Soc. 21 (1969), 327-331
DOI: https://doi.org/10.1090/S0002-9939-1969-0243510-5
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Cobordism properties of manifolds of small category
M. V. Mielke
Proc. Amer. Math. Soc. 21 (1969), 332-334
DOI: https://doi.org/10.1090/S0002-9939-1969-0236939-2
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Norm preserving extensions of linear transformations on Hilbert spaces.
Michael G. Crandall
Proc. Amer. Math. Soc. 21 (1969), 335-340
DOI: https://doi.org/10.1090/S0002-9939-1969-0238092-8
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A new proof of the paracompactness of metric spaces
Donald Ornstein
Proc. Amer. Math. Soc. 21 (1969), 341-342
DOI: https://doi.org/10.1090/S0002-9939-1969-0242120-3
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A problem of Bosák concerning the graphs of semigroups
Y.-F. Lin
Proc. Amer. Math. Soc. 21 (1969), 343-346
DOI: https://doi.org/10.1090/S0002-9939-1969-0237378-0
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On some sextic diophantine equations of genus $2$
L. J. Mordell
Proc. Amer. Math. Soc. 21 (1969), 347-350
DOI: https://doi.org/10.1090/S0002-9939-1969-0236108-6
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Automorphisms of the fundamental group of a closed, orientable $2$-manifold
Joan S. Birman
Proc. Amer. Math. Soc. 21 (1969), 351-354
DOI: https://doi.org/10.1090/S0002-9939-1969-0239593-9
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A note on a theorem of Kokoris
T. S. Ravisankar
Proc. Amer. Math. Soc. 21 (1969), 355-356
DOI: https://doi.org/10.1090/S0002-9939-1969-0238911-5
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Rings with nondiscrete ideal topologies
M. Hochster
Proc. Amer. Math. Soc. 21 (1969), 357-362
DOI: https://doi.org/10.1090/S0002-9939-1969-0238831-6
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Subsemigroups of amenable groups
M. Hochster
Proc. Amer. Math. Soc. 21 (1969), 363-364
DOI: https://doi.org/10.1090/S0002-9939-1969-0240223-0
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On product expansions of theta-functions
A. P. Ogg
Proc. Amer. Math. Soc. 21 (1969), 365-368
DOI: https://doi.org/10.1090/S0002-9939-1969-0260673-6
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Products of hermitian matrices and symmetries
Heydar Radjavi
Proc. Amer. Math. Soc. 21 (1969), 369-372
DOI: https://doi.org/10.1090/S0002-9939-1969-0240116-9
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A question of Foulser on $\lambda$-systems of characteristic two
M. L. Narayana Rao and J. L. Zemmer
Proc. Amer. Math. Soc. 21 (1969), 373-378
DOI: https://doi.org/10.1090/S0002-9939-1969-0240717-8
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Correction to “An application of graph theory to algebra”
Richard G. Swan
Proc. Amer. Math. Soc. 21 (1969), 379-380
DOI: https://doi.org/10.1090/S0002-9939-1969-0255439-7
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Analytic continuation of the $S$-matrix for potential scattering
James S. Howland
Proc. Amer. Math. Soc. 21 (1969), 381-385
DOI: https://doi.org/10.1090/S0002-9939-1969-0248457-6
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Groups defined by permutations of a single word
William Emerson
Proc. Amer. Math. Soc. 21 (1969), 386-390
DOI: https://doi.org/10.1090/S0002-9939-1969-0240176-5
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A remark on real characters of compact groups
Falko Lorenz
Proc. Amer. Math. Soc. 21 (1969), 391-393
DOI: https://doi.org/10.1090/S0002-9939-1969-0240239-4
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A remark on varietes of lattices and semigroups
Richard A. Dean and Trevor Evans
Proc. Amer. Math. Soc. 21 (1969), 394-396
DOI: https://doi.org/10.1090/S0002-9939-1969-0241509-6
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The Galois correspondence for linear homogeneous difference equations.
Charles H. Franke
Proc. Amer. Math. Soc. 21 (1969), 397-401
DOI: https://doi.org/10.1090/S0002-9939-1969-0244217-0
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A class of groups whose local sequence is nonstationary
Kenneth K. Hickin
Proc. Amer. Math. Soc. 21 (1969), 402-408
DOI: https://doi.org/10.1090/S0002-9939-1969-0241513-8
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Cyclicity of division algebras of prime degree
Sam Perlis
Proc. Amer. Math. Soc. 21 (1969), 409-411
DOI: https://doi.org/10.1090/S0002-9939-1969-0238901-2
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A fundamental theorem of homomorphisms for semirings
Paul J. Allen
Proc. Amer. Math. Soc. 21 (1969), 412-416
DOI: https://doi.org/10.1090/S0002-9939-1969-0237575-4
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Real representations of metacyclic groups
Larry C. Grove
Proc. Amer. Math. Soc. 21 (1969), 417-421
DOI: https://doi.org/10.1090/S0002-9939-1969-0236274-2
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On the Jacobian ideal of the module of differentials
Joseph Lipman
Proc. Amer. Math. Soc. 21 (1969), 422-426
DOI: https://doi.org/10.1090/S0002-9939-1969-0237511-0
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On maximal nondetermining subalgebras of group algebras
Shu-shih Butt
Proc. Amer. Math. Soc. 21 (1969), 427-436
DOI: https://doi.org/10.1090/S0002-9939-1969-0236627-2
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All algebras of spherical functions defined on the two-by-two general linear group with entries in a locally compact $p$-adic field are commutative.
Allan J. Silberger
Proc. Amer. Math. Soc. 21 (1969), 437-440
DOI: https://doi.org/10.1090/S0002-9939-1969-0237707-8
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A multilinear version of the Marcinkiewicz interpolation theorem
Robert S. Strichartz
Proc. Amer. Math. Soc. 21 (1969), 441-444
DOI: https://doi.org/10.1090/S0002-9939-1969-0238070-9
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Completeness preserving multipliers
J. S. Byrnes and D. J. Newman
Proc. Amer. Math. Soc. 21 (1969), 445-450
DOI: https://doi.org/10.1090/S0002-9939-1969-0240546-5
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Differentiability of Hölder-continuous semigroups
L. Waelbroeck
Proc. Amer. Math. Soc. 21 (1969), 451-454
DOI: https://doi.org/10.1090/S0002-9939-1969-0240675-6
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Some remarks on structure of Riesz operators
I. Istrăţescu and Gh. Constantin
Proc. Amer. Math. Soc. 21 (1969), 455-458
DOI: https://doi.org/10.1090/S0002-9939-1969-0238117-X
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Some large $O$ nonlinear Tauberian theorems
Donald G. Saari
Proc. Amer. Math. Soc. 21 (1969), 459-462
DOI: https://doi.org/10.1090/S0002-9939-1969-0243234-4
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Continuous boundary values of analytic functions of several complex variables
Barnet M. Weinstock
Proc. Amer. Math. Soc. 21 (1969), 463-466
DOI: https://doi.org/10.1090/S0002-9939-1969-0237825-4
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A construction of certain nonlinear approximating families
Hugh E. Warren
Proc. Amer. Math. Soc. 21 (1969), 467-470
DOI: https://doi.org/10.1090/S0002-9939-1969-0238007-2
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Regularity of net summability transforms on certain linear topological spaces
R. H. Cox and R. E. Powell
Proc. Amer. Math. Soc. 21 (1969), 471-476
DOI: https://doi.org/10.1090/S0002-9939-1969-0243235-6
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Riemann surfaces with automorphism groups admitting partitions
Robert D. M. Accola
Proc. Amer. Math. Soc. 21 (1969), 477-482
DOI: https://doi.org/10.1090/S0002-9939-1969-0237764-9
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Noetherianness of rings of holomorphic functions on Stein compact series
Yum-tong Siu
Proc. Amer. Math. Soc. 21 (1969), 483-489
DOI: https://doi.org/10.1090/S0002-9939-1969-0247135-7
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Smoothing in $C(X)$
Robert Sine
Proc. Amer. Math. Soc. 21 (1969), 490-492
DOI: https://doi.org/10.1090/S0002-9939-1969-0239049-3
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A theorem of multipliers of type $(p, q)$
L.-s. Hahn
Proc. Amer. Math. Soc. 21 (1969), 493-495
DOI: https://doi.org/10.1090/S0002-9939-1969-0240555-6
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Addenda and corrigenda to “On Filippov’s implicit functions lemma”.
E. J. McShane and R. B. Warfield
Proc. Amer. Math. Soc. 21 (1969), 496-498
DOI: https://doi.org/10.1090/S0002-9939-1969-0238298-8
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Idempotent probability measures on compact semitopological semigroups.
John S. Pym
Proc. Amer. Math. Soc. 21 (1969), 499-501
DOI: https://doi.org/10.1090/S0002-9939-1969-0237750-9
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Hilbert-Schmidt representations of groups
Larry Baggett
Proc. Amer. Math. Soc. 21 (1969), 502-506
DOI: https://doi.org/10.1090/S0002-9939-1969-0237710-8
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Addendum to “Analytic functions and Jordan arcs”
Lawrence Zalcman
Proc. Amer. Math. Soc. 21 (1969), 507
DOI: https://doi.org/10.1090/S0002-9939-1969-0237781-9
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The minimax principle and uniqueness of the Friedrichs extension
Ebbe Thue Poulsen
Proc. Amer. Math. Soc. 21 (1969), 508-509
DOI: https://doi.org/10.1090/S0002-9939-1969-0240651-3
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The nilpotency of Banach nil algebras
Sandy Grabiner
Proc. Amer. Math. Soc. 21 (1969), 510
DOI: https://doi.org/10.1090/S0002-9939-1969-0236700-9
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Translates are always dense on the half line
Donald J. Newman
Proc. Amer. Math. Soc. 21 (1969), 511-512
DOI: https://doi.org/10.1090/S0002-9939-1969-0236609-0
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