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 23, Number 1
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Quasi-invertibility in a staircase diagram: Walter Noll; Proc. Amer. Math. Soc. 23 (1969), 1-4; DOI: https://doi.org/10.1090/S0002-9939-1969-0245648-5; PDF

On groups with one defining relation having an abelian normal subgroup.: Abraham Karrass and Donald Solitar; Proc. Amer. Math. Soc. 23 (1969), 5-10; DOI: https://doi.org/10.1090/S0002-9939-1969-0245656-4; PDF

Extensions of group representations over fields of prime characteristic: Burton Fein; Proc. Amer. Math. Soc. 23 (1969), 11-13; DOI: https://doi.org/10.1090/S0002-9939-1969-0244403-X; PDF

A note on free groups: R. G. Burns; Proc. Amer. Math. Soc. 23 (1969), 14-17; DOI: https://doi.org/10.1090/S0002-9939-1969-0252488-X; PDF

On a theorem by Leon Greenberg: A. W. Mason; Proc. Amer. Math. Soc. 23 (1969), 18-23; DOI: https://doi.org/10.1090/S0002-9939-1969-0245794-6; PDF

On equations of the Wiener-Hopf type in several complex variables: Edgar A. Kraut; Proc. Amer. Math. Soc. 23 (1969), 24-26; DOI: https://doi.org/10.1090/S0002-9939-1969-0274795-7; PDF

Existence and uniqueness of solutions of ordinary differential equations: David V. V. Wend; Proc. Amer. Math. Soc. 23 (1969), 27-33; DOI: https://doi.org/10.1090/S0002-9939-1969-0245879-4; PDF

A Gronwall inequality for linear Stieltjes integrals: J. V. Herod; Proc. Amer. Math. Soc. 23 (1969), 34-36; DOI: https://doi.org/10.1090/S0002-9939-1969-0249557-7; PDF

A representation for the solution of Fredholm integral equations: H. H. Kagiwada, R. E. Kalaba and A. Schumitzky; Proc. Amer. Math. Soc. 23 (1969), 37-40; DOI: https://doi.org/10.1090/S0002-9939-1969-0246057-5; PDF

Remarks on a certain hypothesis in singular perturbations: K. W. Chang; Proc. Amer. Math. Soc. 23 (1969), 41-45; DOI: https://doi.org/10.1090/S0002-9939-1969-0254373-6; PDF

On embeddings of compacta in Euclidean space: J. L. Bryant; Proc. Amer. Math. Soc. 23 (1969), 46-51; DOI: https://doi.org/10.1090/S0002-9939-1969-0244973-1; PDF

A new proof for the Hosay-Lininger theorem about crumpled cubes: Robert J. Daverman; Proc. Amer. Math. Soc. 23 (1969), 52-54; DOI: https://doi.org/10.1090/S0002-9939-1969-0246274-4; PDF

A note on cardinal reflections in the category of uniform spaces: Giovanni Vidossich; Proc. Amer. Math. Soc. 23 (1969), 55-58; DOI: https://doi.org/10.1090/S0002-9939-1969-0263017-9; PDF

On the near equicontinuity of transformation groups: William J. Gray and Fred A. Roberson; Proc. Amer. Math. Soc. 23 (1969), 59-63; DOI: https://doi.org/10.1090/S0002-9939-1969-0246279-3; PDF

On ordering infinitely many small homeomorphisms: John Cobb; Proc. Amer. Math. Soc. 23 (1969), 64-67; DOI: https://doi.org/10.1090/S0002-9939-1969-0251637-7; PDF

On connectivity properties of finite-dimensional groups: Sigmund N. Hudson; Proc. Amer. Math. Soc. 23 (1969), 68-72; DOI: https://doi.org/10.1090/S0002-9939-1969-0244440-5; PDF

A note on $z$-closed projections: N. Noble; Proc. Amer. Math. Soc. 23 (1969), 73-76; DOI: https://doi.org/10.1090/S0002-9939-1969-0246271-9; PDF

$T_{1}$-complements of $T_{1}$ topologies: B. A. Anderson and D. G. Stewart; Proc. Amer. Math. Soc. 23 (1969), 77-81; DOI: https://doi.org/10.1090/S0002-9939-1969-0244927-5; PDF

The breadth and dimension of a topological lattice: Tae Ho Choe; Proc. Amer. Math. Soc. 23 (1969), 82-84; DOI: https://doi.org/10.1090/S0002-9939-1969-0248760-X; PDF

A note concerning behaviour of iterated logarithm type: C. C. Heyde; Proc. Amer. Math. Soc. 23 (1969), 85-90; DOI: https://doi.org/10.1090/S0002-9939-1969-0251772-3; PDF

On Berman’s version of the Lévy-Baxter theorem: Peggy Tang Strait; Proc. Amer. Math. Soc. 23 (1969), 91-93; DOI: https://doi.org/10.1090/S0002-9939-1969-0246358-0; PDF

Higher derivations of wildly ramified $v$-rings: Martin N. Heinzer; Proc. Amer. Math. Soc. 23 (1969), 94-100; DOI: https://doi.org/10.1090/S0002-9939-1969-0244236-4; PDF

On the conjugacy problem and Greendlinger’s eighth-groups: Seymour Lipschutz; Proc. Amer. Math. Soc. 23 (1969), 101-106; DOI: https://doi.org/10.1090/S0002-9939-1969-0251112-X; PDF

Independent recursive axiomatizability in arithmetic: J. P. Jones; Proc. Amer. Math. Soc. 23 (1969), 107-113; DOI: https://doi.org/10.1090/S0002-9939-1969-0256878-0; PDF

Almost recursive sets: V. D. Vučković; Proc. Amer. Math. Soc. 23 (1969), 114-119; DOI: https://doi.org/10.1090/S0002-9939-1969-0260593-7; PDF

Compactness of limit sets and semiorbit closures: Ethan M. Coven; Proc. Amer. Math. Soc. 23 (1969), 120-122; DOI: https://doi.org/10.1090/S0002-9939-1969-0244978-0; PDF

On the covering of polyhedra by polyhedra: A. J. Hoffman; Proc. Amer. Math. Soc. 23 (1969), 123-126; DOI: https://doi.org/10.1090/S0002-9939-1969-0247570-7; PDF

Polyanalytic functions with equal modulus: P. Krajkiewicz and W. Bosch; Proc. Amer. Math. Soc. 23 (1969), 127-132; DOI: https://doi.org/10.1090/S0002-9939-1969-0244495-8; PDF

Remarks on the string of beads: Donald R. Wilken; Proc. Amer. Math. Soc. 23 (1969), 133-135; DOI: https://doi.org/10.1090/S0002-9939-1969-0250078-6; PDF

Some orthogonality preserving operators: W. A. Al-Salam and A. Verma; Proc. Amer. Math. Soc. 23 (1969), 136-139; DOI: https://doi.org/10.1090/S0002-9939-1969-0249912-5; PDF

Rademacher series with nondifferentiable sums: J. R. McLaughlin; Proc. Amer. Math. Soc. 23 (1969), 140-143; DOI: https://doi.org/10.1090/S0002-9939-1969-0280932-0; PDF

Summability of a Cauchy product series: John Swetits; Proc. Amer. Math. Soc. 23 (1969), 144-146; DOI: https://doi.org/10.1090/S0002-9939-1969-0244673-8; PDF

A remark on Neuwirth and Newman’s paper: “Positive $H^{1/2}$ functions are constants”: Shinji Yamashita; Proc. Amer. Math. Soc. 23 (1969), 147; DOI: https://doi.org/10.1090/S0002-9939-1969-0249638-8; PDF

Cluster sets of meromorphic functions: J. E. McMillan; Proc. Amer. Math. Soc. 23 (1969), 148-150; DOI: https://doi.org/10.1090/S0002-9939-1969-0251229-X; PDF

On spaces of type $A(K)$ and their duals: H. Elton Lacey and Peter D. Morris; Proc. Amer. Math. Soc. 23 (1969), 151-157; DOI: https://doi.org/10.1090/S0002-9939-1969-0625855-X; PDF

The range of a vector-valued measure: J. J. Uhl; Proc. Amer. Math. Soc. 23 (1969), 158-163; DOI: https://doi.org/10.1090/S0002-9939-1969-0264029-1; PDF

Quasi-reflexivity and dual norms: Emile Boyd Roth; Proc. Amer. Math. Soc. 23 (1969), 164-166; DOI: https://doi.org/10.1090/S0002-9939-1969-0253020-7; PDF

A Lipschitzian characterization of convex polyhedra: David W. Walkup and Roger J.-B. Wets; Proc. Amer. Math. Soc. 23 (1969), 167-173; DOI: https://doi.org/10.1090/S0002-9939-1969-0246200-8; PDF

A note on the ideal structure of $C(X)$: William E. Dietrich; Proc. Amer. Math. Soc. 23 (1969), 174-178; DOI: https://doi.org/10.1090/S0002-9939-1969-0268678-6; PDF

Extreme points of the unit cell in Lebesgue-Bochner function spaces. I.: K. Sundaresan; Proc. Amer. Math. Soc. 23 (1969), 179-184; DOI: https://doi.org/10.1090/S0002-9939-1969-0247453-2; PDF

Upper bounds on the dimension of extendibility of submanifolds in $C^{n}$: Stephen J. Greenfield; Proc. Amer. Math. Soc. 23 (1969), 185-189; DOI: https://doi.org/10.1090/S0002-9939-1969-0259175-2; PDF

Pseudo-uniform convexity in $H^{1}$: C. N. Kellogg; Proc. Amer. Math. Soc. 23 (1969), 190-192; DOI: https://doi.org/10.1090/S0002-9939-1969-0250050-6; PDF

An infinite dimensional version of a theorem of Bernstein: Guillermo Restrepo; Proc. Amer. Math. Soc. 23 (1969), 193-198; DOI: https://doi.org/10.1090/S0002-9939-1969-0246092-7; PDF

On the size of the set of left invariant means on a semi-group: Ching Chou; Proc. Amer. Math. Soc. 23 (1969), 199-205; DOI: https://doi.org/10.1090/S0002-9939-1969-0247444-1; PDF

Recursive functions defined by ordinal recursions: R. J. Fabian and C. F. Kent; Proc. Amer. Math. Soc. 23 (1969), 206-210; DOI: https://doi.org/10.1090/S0002-9939-1969-0249293-7; PDF

Trace and the convex hull of the spectrum in a von Neumann algebra of finite class: S. K. Berberian; Proc. Amer. Math. Soc. 23 (1969), 211-212; DOI: https://doi.org/10.1090/S0002-9939-1969-0247484-2; PDF

Isometries of the trace class: Bernard Russo; Proc. Amer. Math. Soc. 23 (1969), 213; DOI: https://doi.org/10.1090/S0002-9939-1969-0247491-X; PDF