Contents of Volume 40, Number 2

All articles in this issue are freely accessible.

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Some pathology involving pseudo $l$-groups as groups of divisibility

Jorge Martinez.
Proc. Amer. Math. Soc. 40 (1973), 333-340
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MathSciNet review: 0319825

Identities for series of the type $\Sigma f(n)\mu (n)n^{-s}$

Tom M. Apostol.
Proc. Amer. Math. Soc. 40 (1973), 341-345
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MathSciNet review: 0319868

Colength of derivation ideals

Kenneth Kramer.
Proc. Amer. Math. Soc. 40 (1973), 346-350
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MathSciNet review: 0318122

Solvable and nilpotent near-ring modules

Gordon Mason.
Proc. Amer. Math. Soc. 40 (1973), 351-357
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MathSciNet review: 0320094

Permanent groups. II

Leroy B. Beasley and Larry Cummings.
Proc. Amer. Math. Soc. 40 (1973), 358-364
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MathSciNet review: 0320030

On semiprime P. I. rings

Wallace S. Martindale.
Proc. Amer. Math. Soc. 40 (1973), 365-369
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MathSciNet review: 0318215

Minimal primes of ideals and integral ring extensions

William Heinzer.
Proc. Amer. Math. Soc. 40 (1973), 370-372
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MathSciNet review: 0319962

A prime-divisor function

J. Knopfmacher.
Proc. Amer. Math. Soc. 40 (1973), 373-377
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MathSciNet review: 0327694

On representations of the group of Listing’s knot by subgroups of $\textrm {SL}(2, C)$

Alice Whittemore.
Proc. Amer. Math. Soc. 40 (1973), 378-382
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MathSciNet review: 0316585

On special linear characters of free groups of rank $n\geq 4$

Alice Whittemore.
Proc. Amer. Math. Soc. 40 (1973), 383-388
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MathSciNet review: 0322064

Finiteness conditions for projective and injective modules

Joe W. Fisher.
Proc. Amer. Math. Soc. 40 (1973), 389-394
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MathSciNet review: 0335578

Commutative extensions by canonical modules are Gorenstein rings

Robert Fossum.
Proc. Amer. Math. Soc. 40 (1973), 395-400
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MathSciNet review: 0318139

Characterization of certain groupoids and loops

Pl. Kannappan.
Proc. Amer. Math. Soc. 40 (1973), 401-406
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MathSciNet review: 0318382

The structure of a lattice-ordered group as determined by its prime subgroups

Keith R. Pierce.
Proc. Amer. Math. Soc. 40 (1973), 407-412
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MathSciNet review: 0337719

The Schur multiplicator of metacyclic groups

F. Rudolf Beyl.
Proc. Amer. Math. Soc. 40 (1973), 413-418
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MathSciNet review: 0325759

On products of powers in groups

Roger Lyndon, Thomas McDonough and Morris Newman.
Proc. Amer. Math. Soc. 40 (1973), 419-420
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MathSciNet review: 0320153

Semigroups with positive definite structure

Parfeny P. Saworotnow.
Proc. Amer. Math. Soc. 40 (1973), 421-425
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MathSciNet review: 0320640

A generalization of the Banach-Stone theorem

Bahattin Cengiz.
Proc. Amer. Math. Soc. 40 (1973), 426-430
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MathSciNet review: 0320723

Admissible exponential representations and topological indices for functions of bounded variation

F. M. Wright and J. N. Ling.
Proc. Amer. Math. Soc. 40 (1973), 431-437
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MathSciNet review: 0324053

On approximation in the Bers spaces

Charles K. Chui.
Proc. Amer. Math. Soc. 40 (1973), 438-442
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MathSciNet review: 0340608

Some order and topological properties of locally solid linear topological Riesz spaces

C. D. Aliprantis.
Proc. Amer. Math. Soc. 40 (1973), 443-447
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MathSciNet review: 0320692

Chebyshev subspaces and convergence of positive linear operators

C. A. Micchelli.
Proc. Amer. Math. Soc. 40 (1973), 448-452
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MathSciNet review: 0328445

Local automorphisms are differential operators on some Banach spaces

John C. Wells and Charles R. DePrima.
Proc. Amer. Math. Soc. 40 (1973), 453-457
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MathSciNet review: 0324470

Subalgebras of $B[c]$

H. I. Brown and Tae Geun Cho.
Proc. Amer. Math. Soc. 40 (1973), 458-464
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MathSciNet review: 0324438

A bounded Hilbertian basis in $C[0, 1]$

Sherwood Samn.
Proc. Amer. Math. Soc. 40 (1973), 465-469
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MathSciNet review: 0320718

On the variational method for the existence of solutions of nonlinear equations of Hammerstein type

Djairo G. de Figueiredo and Chaitan P. Gupta.
Proc. Amer. Math. Soc. 40 (1973), 470-476
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MathSciNet review: 0318988

Reducing decompositions for strictly cyclic operators

Richard Bouldin.
Proc. Amer. Math. Soc. 40 (1973), 477-481
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MathSciNet review: 0320777

On compact operators in the weak closure of the range of a derivation

Hong W. Kim.
Proc. Amer. Math. Soc. 40 (1973), 482-486
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MathSciNet review: 0318956

A second order nonlinear oscillation theorem

James S. W. Wong.
Proc. Amer. Math. Soc. 40 (1973), 487-491
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MathSciNet review: 0318585

Analytic functions, ideals, and derivation ranges

R. E. Weber.
Proc. Amer. Math. Soc. 40 (1973), 492-496
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MathSciNet review: 0353025

Automorphisms of commutative Banach algebras

B. E. Johnson.
Proc. Amer. Math. Soc. 40 (1973), 497-499
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MathSciNet review: 0317053

Physical states on a $C^*$-algebra

Charles A. Akemann and Stuart M. Newberger.
Proc. Amer. Math. Soc. 40 (1973), 500
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MathSciNet review: 0318860

Concave solutions of a Dirichlet problem

H. Guggenheimer.
Proc. Amer. Math. Soc. 40 (1973), 501-506
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MathSciNet review: 0330481

Classification of bounded solutions of a linear nonhomogeneous differential equation

Thomas G. Hallam.
Proc. Amer. Math. Soc. 40 (1973), 507-512
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MathSciNet review: 0320409

On Akcoglu and Sucheston’s operator convergence theorem in Lebesgue space

Ryōtarō Satō.
Proc. Amer. Math. Soc. 40 (1973), 513-516
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MathSciNet review: 0341138

Metric inequalities and the zonoid problem

H. S. Witsenhausen.
Proc. Amer. Math. Soc. 40 (1973), 517-520
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MathSciNet review: 0390916

Tensor products and joint numerical range

A. T. Dash.
Proc. Amer. Math. Soc. 40 (1973), 521-526
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MathSciNet review: 0336380

Probability measures on semigroups

Peter Gerl.
Proc. Amer. Math. Soc. 40 (1973), 527-532
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MathSciNet review: 0318776

Isomorphism theorems for infinite order differential operators

J. D. Buckholtz.
Proc. Amer. Math. Soc. 40 (1973), 533-538
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MathSciNet review: 0320820

Bounded holomorphic functions in Siegel domains

Su Shing Chen.
Proc. Amer. Math. Soc. 40 (1973), 539-542
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MathSciNet review: 0322211

Zero sets of functions from non-quasi-analytic classes

R. B. Darst.
Proc. Amer. Math. Soc. 40 (1973), 543-544
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MathSciNet review: 0323978

More on tight isometric immersions of codimension two

Chang Shing Chen.
Proc. Amer. Math. Soc. 40 (1973), 545-553
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MathSciNet review: 0375169

A characterization of four-dimensional Einstein manifolds

Yi Ching Yen.
Proc. Amer. Math. Soc. 40 (1973), 554-558
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MathSciNet review: 0332096

Metric inequalities and convexity

Dorothy Wolfe.
Proc. Amer. Math. Soc. 40 (1973), 559-562
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MathSciNet review: 0319045

An invariant of conformal mappings

Bang-yen Chen.
Proc. Amer. Math. Soc. 40 (1973), 563-564
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MathSciNet review: 0320956

A generalization of Tietze’s theorem on convex sets in $R^{3}$

Nick M. Stavrakas.
Proc. Amer. Math. Soc. 40 (1973), 565-567
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MathSciNet review: 0341280

Terms in cylindric algebras

Charles Pinter.
Proc. Amer. Math. Soc. 40 (1973), 568-572
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MathSciNet review: 0325391

On retraceable sets with rapid growth

T. G. McLaughlin.
Proc. Amer. Math. Soc. 40 (1973), 573-576
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MathSciNet review: 0340010

The model theory of differential fields of characteristic $p\not =0$

Carol Wood.
Proc. Amer. Math. Soc. 40 (1973), 577-584
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MathSciNet review: 0329887

Abstract stationary processes

Parfeny P. Saworotnow.
Proc. Amer. Math. Soc. 40 (1973), 585-589
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MathSciNet review: 0324762

Further extending a complete convex metric

Robert A. Dooley.
Proc. Amer. Math. Soc. 40 (1973), 590-596
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MathSciNet review: 0322824

On characteristic classes of groups and bundles of $K(\Pi , 1)$’s

R. O. Hill.
Proc. Amer. Math. Soc. 40 (1973), 597-603
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MathSciNet review: 0319192

On contractive mappings

Michael A. Geraghty.
Proc. Amer. Math. Soc. 40 (1973), 604-608
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MathSciNet review: 0334176

Projectivity of the Whitehead square

Duane Randall.
Proc. Amer. Math. Soc. 40 (1973), 609-611
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MathSciNet review: 0356047

Certain subsets of products of $\theta$-refinable spaces are realcompact

Phillip Zenor.
Proc. Amer. Math. Soc. 40 (1973), 612-614
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MathSciNet review: 0322812

Criteria for compactness and for discreteness of locally compact amenable groups

Edmond Granirer.
Proc. Amer. Math. Soc. 40 (1973), 615-624
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MathSciNet review: 0340962

Anosov flows and expansiveness

Victor Norton and Thomas O’Brien.
Proc. Amer. Math. Soc. 40 (1973), 625-628
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MathSciNet review: 0322907

On the groups of inertia of smooth manifolds

Adil G. Naoum.
Proc. Amer. Math. Soc. 40 (1973), 629-634
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MathSciNet review: 0339231

Compactification and completion as absolute closure

Anthony W. Hager.
Proc. Amer. Math. Soc. 40 (1973), 635-638
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MathSciNet review: 0331326