Contents of Volume 28, Number 2

All articles in this issue are freely accessible.

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On one sided ideals of a prime type

Kwangil Koh.
Proc. Amer. Math. Soc. 28 (1971), 321-329
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MathSciNet review: 0274488

Partition theorems for Euler pairs

M. V. Subbarao.
Proc. Amer. Math. Soc. 28 (1971), 330-336
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MathSciNet review: 0274410

Characterization of rings using quasiprojective modules. II

Jonathan S. Golan.
Proc. Amer. Math. Soc. 28 (1971), 337-343
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MathSciNet review: 0280551

Integral ring extensions and prime ideals of infinite rank

William Heinzer.
Proc. Amer. Math. Soc. 28 (1971), 344-346
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MathSciNet review: 0276216

Cogenerator endomorphism rings

Ronald L. Wagoner.
Proc. Amer. Math. Soc. 28 (1971), 347-351
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MathSciNet review: 0276267

Loewy length of perfect rings

B. L. Osofsky.
Proc. Amer. Math. Soc. 28 (1971), 352-354
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MathSciNet review: 0276259

On Lie rings satisfying the fourth Engel condition

Mohan S. Putcha.
Proc. Amer. Math. Soc. 28 (1971), 355-357
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MathSciNet review: 0276288

On the conjugacy of injectors

Graham A. Chambers.
Proc. Amer. Math. Soc. 28 (1971), 358-360
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MathSciNet review: 0277612

Semilattice of bisimple regular semigroups

H. R. Krishna Iyengar.
Proc. Amer. Math. Soc. 28 (1971), 361-365
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MathSciNet review: 0274624

A generalization of a theorem of Jacobson

Susan Montgomery.
Proc. Amer. Math. Soc. 28 (1971), 366-370
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MathSciNet review: 0276272

Idempotents in group rings

D. S. Passman.
Proc. Amer. Math. Soc. 28 (1971), 371-374
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MathSciNet review: 0283101

Quotient full linear rings

John J. Hutchinson.
Proc. Amer. Math. Soc. 28 (1971), 375-378
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MathSciNet review: 0424867

On Burnside’s lemma

Marcel Herzog.
Proc. Amer. Math. Soc. 28 (1971), 379-380
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MathSciNet review: 0274589

Direct sums of countably generated modules over complete discrete valuation rings

Chang Mo Bang.
Proc. Amer. Math. Soc. 28 (1971), 381-388
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MathSciNet review: 0276326

Ideals in the modular group ring of a $p$-group

E. T. Hill.
Proc. Amer. Math. Soc. 28 (1971), 389-390
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MathSciNet review: 0276373

On ordered polycyclic groups

R. J. Hursey.
Proc. Amer. Math. Soc. 28 (1971), 391-394
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MathSciNet review: 0279015

Semimodular posets and the Jordan-Dedekind chain condition

L. Haskins and S. Gudder.
Proc. Amer. Math. Soc. 28 (1971), 395-396
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MathSciNet review: 0276144

Unique factorization monoids and domains

R. E. Johnson.
Proc. Amer. Math. Soc. 28 (1971), 397-404
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MathSciNet review: 0277453

An inequality for complex linear groups of small degree

Harvey I. Blau.
Proc. Amer. Math. Soc. 28 (1971), 405-408
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MathSciNet review: 0274601

Decompositions of Abelian $p$-groups

R. W. Stringall.
Proc. Amer. Math. Soc. 28 (1971), 409-410
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MathSciNet review: 0274582

Some consequences of $\textrm {dim proj}\ \Omega (A)<\infty$

Carol M. Knighten.
Proc. Amer. Math. Soc. 28 (1971), 411-414
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MathSciNet review: 0279087

Orthogonal systems of polynomials in finite fields

H. Niederreiter.
Proc. Amer. Math. Soc. 28 (1971), 415-422
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MathSciNet review: 0291136

Global dimension of triangular orders

Richard B. Tarsy.
Proc. Amer. Math. Soc. 28 (1971), 423-426
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MathSciNet review: 0274527

The power problem for groups with one defining relator

James McCool.
Proc. Amer. Math. Soc. 28 (1971), 427-430
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MathSciNet review: 0274563

$\textrm {p.p.}$ rings and finitely generated flat ideals

Søren Jøndrup.
Proc. Amer. Math. Soc. 28 (1971), 431-435
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MathSciNet review: 0277561

The maximal ideals in quaternion orders

John A. Riley.
Proc. Amer. Math. Soc. 28 (1971), 436-438
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MathSciNet review: 0274489

On the existence of double singular integrals for kernels without smoothness

T. Walsh.
Proc. Amer. Math. Soc. 28 (1971), 439-445
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MathSciNet review: 0276838

The norm of a hermitian element in a Banach algebra

A. M. Sinclair.
Proc. Amer. Math. Soc. 28 (1971), 446-450
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MathSciNet review: 0275164

Functions which are Fourier-Stieltjes transforms

Stephen H. Friedberg.
Proc. Amer. Math. Soc. 28 (1971), 451-452
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MathSciNet review: 0278006

On the convergence of multiplicatively orthogonal series

C. J. Preston.
Proc. Amer. Math. Soc. 28 (1971), 453-455
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MathSciNet review: 0284760

Multipliers on compact groups

Charles F. Dunkl and Donald E. Ramirez.
Proc. Amer. Math. Soc. 28 (1971), 456-460
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MathSciNet review: 0276791

Commuting operator solutions of algebraic equations

R. C. Riddell and R. B. Insley.
Proc. Amer. Math. Soc. 28 (1971), 461-463
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MathSciNet review: 0276811

Commutators on a separable $L^{p}$-space

Charles Schneeberger.
Proc. Amer. Math. Soc. 28 (1971), 464-472
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MathSciNet review: 0285927

The spectra of subnormal operators

C. R. Putnam.
Proc. Amer. Math. Soc. 28 (1971), 473-477
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MathSciNet review: 0275215

Completion of norms for $C(X, Q)$

Edith H. Luchins.
Proc. Amer. Math. Soc. 28 (1971), 478-480
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MathSciNet review: 0273412

On the solutions of a squence of Lamé differential equations

C. K. Wong.
Proc. Amer. Math. Soc. 28 (1971), 481-488
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MathSciNet review: 0284627

A uniformization theorem for arbitrary Riemann surfaces with signature.

C. K. Wong.
Proc. Amer. Math. Soc. 28 (1971), 489-495
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MathSciNet review: 0279303

Stable homeomorphisms on infinite-dimensional normed linear spaces.

D. W. Curtis and R. A. McCoy.
Proc. Amer. Math. Soc. 28 (1971), 496-500
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MathSciNet review: 0283831

A class of hypo-Dirichlet algebras

A. G. Brandstein.
Proc. Amer. Math. Soc. 28 (1971), 501-504
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MathSciNet review: 0285912

Entropy and density

George H. Stein.
Proc. Amer. Math. Soc. 28 (1971), 505-508
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MathSciNet review: 0280682

Every isometry is reflexive

James A. Deddens.
Proc. Amer. Math. Soc. 28 (1971), 509-512
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MathSciNet review: 0278099

Logarithmic derivative of an entire function

Morris Marden.
Proc. Amer. Math. Soc. 28 (1971), 513-518
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MathSciNet review: 0276470

Analytic functions close to mappings convex in one direction

Walter Hengartner and Glenn Schober.
Proc. Amer. Math. Soc. 28 (1971), 519-524
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MathSciNet review: 0277704

Functions which operate in the Fourier algebra of a compact group

Daniel Rider.
Proc. Amer. Math. Soc. 28 (1971), 525-530
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MathSciNet review: 0276792

The Weyl essential spectrum

Richard Bouldin.
Proc. Amer. Math. Soc. 28 (1971), 531-536
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MathSciNet review: 0278093

The selfadjoint operators of a von Neumann algebra form a conditionally complete lattice

Milton Philip Olson.
Proc. Amer. Math. Soc. 28 (1971), 537-544
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MathSciNet review: 0276788

Oscillation properties of the $2-2$ disconjugate fourth order selfadjoint differential equation

Leo J. Schneider.
Proc. Amer. Math. Soc. 28 (1971), 545-550
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MathSciNet review: 0281999

A distortion theorem for analytic functions

M. S. Robertson.
Proc. Amer. Math. Soc. 28 (1971), 551-556
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MathSciNet review: 0281901

Simple zeros of solutions of $n\textrm {th}$-order linear differential equations

W. J. Kim.
Proc. Amer. Math. Soc. 28 (1971), 557-561
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MathSciNet review: 0274861

On integrable and bounded automorphic forms

T. A. Metzger and K. V. Rajeswara Rao.
Proc. Amer. Math. Soc. 28 (1971), 562-566
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MathSciNet review: 0280713

Nonlinear and direction connections

Jaak Vilms.
Proc. Amer. Math. Soc. 28 (1971), 567-572
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MathSciNet review: 0279752

A general three-series theorem

B. M. Brown.
Proc. Amer. Math. Soc. 28 (1971), 573-577
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MathSciNet review: 0277020

Dense subgroups of compact groups

Howard J. Wilcox.
Proc. Amer. Math. Soc. 28 (1971), 578-580
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MathSciNet review: 0280640

The domain rank of open surfaces of infinite genus

Richard J. Tondra.
Proc. Amer. Math. Soc. 28 (1971), 581-583
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MathSciNet review: 0296920

On maximal groups of isometries

Ludvík Janoš.
Proc. Amer. Math. Soc. 28 (1971), 584-586
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MathSciNet review: 0275403

Semigroups on acyclic plane continua

B. E. Wilder.
Proc. Amer. Math. Soc. 28 (1971), 587-589
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MathSciNet review: 0276946

Dimension-theoretic properties of completions

B. R. Wenner.
Proc. Amer. Math. Soc. 28 (1971), 590-594
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MathSciNet review: 0275394

A characterization of a space with countable infinity

Akihiro Okuyama.
Proc. Amer. Math. Soc. 28 (1971), 595-597
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MathSciNet review: 0276929

A note on point-countability in linearly ordered spaces

Harold R. Bennett.
Proc. Amer. Math. Soc. 28 (1971), 598-606
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MathSciNet review: 0275377

Klein bottles in circle bundles

John W. Wood.
Proc. Amer. Math. Soc. 28 (1971), 607-608
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MathSciNet review: 0278324

Embedding of complete Moore spaces

Geoffrey D. Creede.
Proc. Amer. Math. Soc. 28 (1971), 609-612
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MathSciNet review: 0275362

Application of Liapunov’s direct method to fixed point theorems

J. H. George, V. M. Sehgal and R. E. Smithson.
Proc. Amer. Math. Soc. 28 (1971), 613-620
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MathSciNet review: 0281185

Sigma-amenable locally compact groups

J. W. Jenkins.
Proc. Amer. Math. Soc. 28 (1971), 621-626
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MathSciNet review: 0279230

Short proof of Sobczyk’s theorem

William A. Veech.
Proc. Amer. Math. Soc. 28 (1971), 627-628
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MathSciNet review: 0275122

On some products involving primes

S. Uchiyama.
Proc. Amer. Math. Soc. 28 (1971), 629-630
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MathSciNet review: 0277494

“A uniqueness theorem for certain two-point boundary value problems”: A correction

Ross Fraker.
Proc. Amer. Math. Soc. 28 (1971), 631-632
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MathSciNet review: 0274849

A theorem on pefect maps

Ernest Michael.
Proc. Amer. Math. Soc. 28 (1971), 633-634
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MathSciNet review: 0275387

A note on two-sided ideals in $C^*$-algebras

John Bunce.
Proc. Amer. Math. Soc. 28 (1971), 635
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MathSciNet review: 0276780