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 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Contents of Volume 31, Number 2
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The independence of certain axioms of structures in sets: Japheth Hall PDF; Proc. Amer. Math. Soc. 31 (1972), 317-325

Separation of nonassociates by valuations: David E. Brown and Max D. Larsen PDF; Proc. Amer. Math. Soc. 31 (1972), 326-332

Solution of certain matrix equations: John Jones PDF; Proc. Amer. Math. Soc. 31 (1972), 333-339

Representations of Euler classes: Howard Osborn PDF; Proc. Amer. Math. Soc. 31 (1972), 340-346

Divinsky’s radical: Patrick N. Stewart PDF; Proc. Amer. Math. Soc. 31 (1972), 347-353

Some applications of differential algebra to ring theory: John Cozzens and Joseph Johnson PDF; Proc. Amer. Math. Soc. 31 (1972), 354-356

A note on zero divisors in group-rings: Jacques Lewin PDF; Proc. Amer. Math. Soc. 31 (1972), 357-359

On groups of exponent four. II: C. K. Gupta and N. D. Gupta PDF; Proc. Amer. Math. Soc. 31 (1972), 360-362

The Lie algebra of the structure group of a power-associative algebra.: D. R. Scribner PDF; Proc. Amer. Math. Soc. 31 (1972), 363-367

Algebraic algebras with involution: Susan Montgomery PDF; Proc. Amer. Math. Soc. 31 (1972), 368-372

A generalization of Mori’s theorem: Chin-pi Lu PDF; Proc. Amer. Math. Soc. 31 (1972), 373-375

On algebras satisfying the identity $(yx)x+x(xy)=2(xy)x$: Robert A. Chaffer PDF; Proc. Amer. Math. Soc. 31 (1972), 376-380

The class number of $Q(\surd -p)$, for $P\equiv 1 (\textrm {mod}\ 8)$ a prime: Ezra Brown PDF; Proc. Amer. Math. Soc. 31 (1972), 381-383

Dirichlet $L$-functions and primitive characters: Tom M. Apostol PDF; Proc. Amer. Math. Soc. 31 (1972), 384-386

The distribution of absolutely irreducible polynomials in several indeterminates: M. L. Fredman PDF; Proc. Amer. Math. Soc. 31 (1972), 387-390

Union conditions in Noether lattices: Johnny A. Johnson PDF; Proc. Amer. Math. Soc. 31 (1972), 391-394

Which abelian groups can support a directed, interpolation order?: A. M. W. Glass PDF; Proc. Amer. Math. Soc. 31 (1972), 395-400

Characterization of rings using quasiprojective modules. III: Jonathan S. Golan PDF; Proc. Amer. Math. Soc. 31 (1972), 401-408

An embedding theorem for commutative lattice-ordered domains: Stuart A. Steinberg PDF; Proc. Amer. Math. Soc. 31 (1972), 409-416

Separating $p$-bases and transcendental extension fields: J. N. Mordeson and B. Vinograde PDF; Proc. Amer. Math. Soc. 31 (1972), 417-422

An extension of the Noether-Deuring theorem: Klaus W. Roggenkamp PDF; Proc. Amer. Math. Soc. 31 (1972), 423-426

Determination of $k_{n} (n\geq 3)$ for global fields: Richard Elman and T.-Y. Lam PDF; Proc. Amer. Math. Soc. 31 (1972), 427-428

A note on finitely generated ideals which are locally principal: James W. Brewer and Edgar A. Rutter PDF; Proc. Amer. Math. Soc. 31 (1972), 429-432

On the exponent of the ideal class groups of complex quadratic fields.: David W. Boyd and H. Kisilevsky PDF; Proc. Amer. Math. Soc. 31 (1972), 433-436

Monotonicity of positive semidefinite Hermitian matrices: Russell Merris and Stephen Pierce PDF; Proc. Amer. Math. Soc. 31 (1972), 437-440

On the existence of fixed points in a totally ordered set: F. T. Metcalf and T. H. Payne PDF; Proc. Amer. Math. Soc. 31 (1972), 441-444

Principal ideals in the ideal lattice: H. Subramanian PDF; Proc. Amer. Math. Soc. 31 (1972), 445

Starlike meromorphic functions: James Miller PDF; Proc. Amer. Math. Soc. 31 (1972), 446-452

Positive solutions of positive linear equations: Paul Nelson PDF; Proc. Amer. Math. Soc. 31 (1972), 453-457

The spectra of unbounded hyponormal operators: C. R. Putnam PDF; Proc. Amer. Math. Soc. 31 (1972), 458-464

Isometries of $H^{p}$ spaces of the torus: Nand Lal and Samuel Merrill PDF; Proc. Amer. Math. Soc. 31 (1972), 465-471

A representation theorem for $L^{p}$ spaces: Marek Kanter PDF; Proc. Amer. Math. Soc. 31 (1972), 472-474

On the smoothness of eigenfunctions of hyponormal singular integral operators: Kevin Clancey PDF; Proc. Amer. Math. Soc. 31 (1972), 475-479

Stone’s theorem for a group of unitary operators over a Hilbert space: Habib Salehi PDF; Proc. Amer. Math. Soc. 31 (1972), 480-484

Measurability of functions in product spaces: Kohur Gowrisankaran PDF; Proc. Amer. Math. Soc. 31 (1972), 485-488

A uniform asymptotic turning point theory for second order linear ordinary differential equations: Erich Zauderer PDF; Proc. Amer. Math. Soc. 31 (1972), 489-494

Equivalent types of invariant means on locally compact groups: P. F. Renaud PDF; Proc. Amer. Math. Soc. 31 (1972), 495-498

On asymptotic behavior of perturbed nonlinear systems: R. E. Fennell and T. G. Proctor PDF; Proc. Amer. Math. Soc. 31 (1972), 499-504

Multiplier operators on $B^{\ast }$-algebras: B. D. Malviya and B. J. Tomiuk PDF; Proc. Amer. Math. Soc. 31 (1972), 505-510

Dual necklaces of $n$-dimensional cubes: Kenneth Kalmanson PDF; Proc. Amer. Math. Soc. 31 (1972), 511-516

Extending congruence relations: Peter Krauss PDF; Proc. Amer. Math. Soc. 31 (1972), 517-520

A property of arithmetic sets: Hisao Tanaka PDF; Proc. Amer. Math. Soc. 31 (1972), 521-524

Elementary extensions of linear topological abelian groups: R. G. Phillips and P. L. Sperry PDF; Proc. Amer. Math. Soc. 31 (1972), 525-528

The Wall invariant of certain $S^{1}$ bundles: Douglas R. Anderson PDF; Proc. Amer. Math. Soc. 31 (1972), 529-535

The bordism ring of manifolds with involution: J. C. Alexander PDF; Proc. Amer. Math. Soc. 31 (1972), 536-542

A product theorem for $H$-group fibrations: F. H. Croom PDF; Proc. Amer. Math. Soc. 31 (1972), 543-549

The hyperspace of a pseudoarc is a Cantor manifold: Togo Nishiura and Choon Jai Rhee PDF; Proc. Amer. Math. Soc. 31 (1972), 550-556

An index for set-valued maps in infinite-dimensional spaces: Stephen A. Williams PDF; Proc. Amer. Math. Soc. 31 (1972), 557-563

Equivariant bordism and cyclic groups: Peter S. Landweber PDF; Proc. Amer. Math. Soc. 31 (1972), 564-570

Regular compactifications of convergence spaces: G. D. Richardson and D. C. Kent PDF; Proc. Amer. Math. Soc. 31 (1972), 571-573

On the countably generated $z$-ideals of $C(X)$: G. De Marco PDF; Proc. Amer. Math. Soc. 31 (1972), 574-576

A compactification of locally compact spaces: F. W. Lozier PDF; Proc. Amer. Math. Soc. 31 (1972), 577-579

$H$-spaces which are co-$H$-spaces: Robert W. West PDF; Proc. Amer. Math. Soc. 31 (1972), 580-582

Sets accessible at each point only by wild arcs: Gary Glenn Miller PDF; Proc. Amer. Math. Soc. 31 (1972), 583-590

Rigid pairs of long arcs: Gary G. Miller PDF; Proc. Amer. Math. Soc. 31 (1972), 591-594

Fixed point theorems for certain classes of multifunctions: R. E. Smithson PDF; Proc. Amer. Math. Soc. 31 (1972), 595-600

On Spanier’s higher order operations: Yuh-ching Chen PDF; Proc. Amer. Math. Soc. 31 (1972), 601-604

An algebraic proof that $[\Omega ^{U}]_{2}=\mathfrak {N}^{2}$: Don Porter PDF; Proc. Amer. Math. Soc. 31 (1972), 605-608

Products of uncountably many $k$-spaces: N. Noble PDF; Proc. Amer. Math. Soc. 31 (1972), 609-612

$C$-embedded subsets of products: N. Noble PDF; Proc. Amer. Math. Soc. 31 (1972), 613-614

Pseudo-isotopies of arcs and knots: Carl D. Sikkema PDF; Proc. Amer. Math. Soc. 31 (1972), 615-616

Inadequacy of ordinary homology theory: T. Y. Lin PDF; Proc. Amer. Math. Soc. 31 (1972), 617-619

A note on one-dimensional attracting sets in the three-sphere: Joel C. Gibbons PDF; Proc. Amer. Math. Soc. 31 (1972), 620-622

A decomposition theorem for closed compact connected P. L. $n$-manifolds: B. G. Casler PDF; Proc. Amer. Math. Soc. 31 (1972), 623-624

Quotient groups of topological groups with no small subgroups: Sidney A. Morris PDF; Proc. Amer. Math. Soc. 31 (1972), 625-626

Another fixed point theorem for plane continua: Charles L. Hagopian PDF; Proc. Amer. Math. Soc. 31 (1972), 627-628

A holomorphic function having a discontinuous inverse: T. J. Suffridge PDF; Proc. Amer. Math. Soc. 31 (1972), 629-630

Pólya’s property $W$ and factorization—A short proof: Robert Ristroph PDF; Proc. Amer. Math. Soc. 31 (1972), 631-632

Cyclic vectors of induced representations: A. Hulanicki and T. Pytlik PDF; Proc. Amer. Math. Soc. 31 (1972), 633-634

Spherical images of convex surfaces: M. do Carmo and B. Lawson PDF; Proc. Amer. Math. Soc. 31 (1972), 635-636

Vanishing of Stiefel-Whitney classes: W. A. Sutherland PDF; Proc. Amer. Math. Soc. 31 (1972), 637

Erratum to Volume 27; Erratum to Volume 29: PDF; Proc. Amer. Math. Soc. 31 (1972), 638-638