Contents of Volume 139

All articles in this issue are freely accessible.

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A characterization of the finite projective symplectic groups $\textrm {PSp}_{4}(q)$

W. J. Wong.
Trans. Amer. Math. Soc. 139 (1969), 1-35
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MathSciNet review: 0252504

On hypersingular integrals and Lebesgue spaces of differentiable functions. II

Richard L. Wheeden.
Trans. Amer. Math. Soc. 139 (1969), 37-53
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MathSciNet review: 0240682

Commutators in properly infinite von Neumann algebras

Herbert Halpern.
Trans. Amer. Math. Soc. 139 (1969), 55-73
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MathSciNet review: 0251546

A Radon-Nikodym theorm for Stone algebra valued measures

J. D. Maitland Wright.
Trans. Amer. Math. Soc. 139 (1969), 75-94
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MathSciNet review: 0248325

A priori estimates for continuation problems for elliptic and principally normal differential equations

Paul E. Saylor.
Trans. Amer. Math. Soc. 139 (1969), 95-108
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MathSciNet review: 0239253

On $ABA$-groups of finite order

Martin M. Guterman.
Trans. Amer. Math. Soc. 139 (1969), 109-143
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MathSciNet review: 0238940

Locally compact rings having a topologically nilpotent unit

Seth Warner.
Trans. Amer. Math. Soc. 139 (1969), 145-154
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MathSciNet review: 0241479

On homotopy spheres bounding highly connected manifolds

Douglas R. Anderson.
Trans. Amer. Math. Soc. 139 (1969), 155-161
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MathSciNet review: 0238332

A note of correction to a theorem of W. E. Bonnice and R. J. Silverman.

Ting On To.
Trans. Amer. Math. Soc. 139 (1969), 163-166
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MathSciNet review: 0239400

The problem of integration in finite terms

Robert H. Risch.
Trans. Amer. Math. Soc. 139 (1969), 167-189
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MathSciNet review: 0237477

Higher homotopy-commutativity

Francis D. Williams.
Trans. Amer. Math. Soc. 139 (1969), 191-206
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MathSciNet review: 0240818

Regular neighbourhoods and the stable range

W. B. R. Lickorish and L. C. Siebenmann.
Trans. Amer. Math. Soc. 139 (1969), 207-230
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MathSciNet review: 0239605

Poisson integrals for Hermite and Laguerre expansions

Benjamin Muckenhoupt.
Trans. Amer. Math. Soc. 139 (1969), 231-242
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MathSciNet review: 0249917

Hermite conjugate expansions

Benjamin Muckenhoupt.
Trans. Amer. Math. Soc. 139 (1969), 243-260
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MathSciNet review: 0249918

A solution to the splitting mixed group problem of Baer

Phillip Griffith.
Trans. Amer. Math. Soc. 139 (1969), 261-269
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MathSciNet review: 0238957

On the Fourier transform of the indicator function of a planar set.

Burton Randol.
Trans. Amer. Math. Soc. 139 (1969), 271-278
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MathSciNet review: 0251449

On the asymptotic behavior of the Fourier transform of the indicator function of a convex set

Burton Randol.
Trans. Amer. Math. Soc. 139 (1969), 279-285
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MathSciNet review: 0251450

The radical of the row-finite matrices over an arbitrary ring

N. E. Sexauer and J. E. Warnock.
Trans. Amer. Math. Soc. 139 (1969), 287-295
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MathSciNet review: 0238889

A result on the Weil zeta function

Saul Lubkin.
Trans. Amer. Math. Soc. 139 (1969), 297-300
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MathSciNet review: 0242832

Probabilistic treatment of the blowing up of solutions for a nonlinear integral equation

Masao Nagasawa and Tunekiti Sirao.
Trans. Amer. Math. Soc. 139 (1969), 301-310
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MathSciNet review: 0239379

Differentials and matrices on Riemann surfaces

Joseph Lewittes.
Trans. Amer. Math. Soc. 139 (1969), 311-318
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MathSciNet review: 0237769

Sturmian theorems and positive resolvents

Kurt Kreith.
Trans. Amer. Math. Soc. 139 (1969), 319-327
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MathSciNet review: 0239246

A rate of convergence for the von Mises statistic

Walter A. Rosenkrantz.
Trans. Amer. Math. Soc. 139 (1969), 329-337
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MathSciNet review: 0243593

Oscillation theorems for systems of linear differential equations

Zeev Nehari.
Trans. Amer. Math. Soc. 139 (1969), 339-347
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MathSciNet review: 0239185

Some stability conditions for a nonlinear differential equation

Don Hinton.
Trans. Amer. Math. Soc. 139 (1969), 349-358
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MathSciNet review: 0241767

Eigenvalue theorems in topological transformation groups

Harvey B. Keynes and James B. Robertson.
Trans. Amer. Math. Soc. 139 (1969), 359-369
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MathSciNet review: 0237748

On common fixed points of commuting continuous functions on an interval

John Philip Huneke.
Trans. Amer. Math. Soc. 139 (1969), 371-381
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MathSciNet review: 0237724

Mountain climbing

John Philip Huneke.
Trans. Amer. Math. Soc. 139 (1969), 383-391
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MathSciNet review: 0239013

Irreducible matrix representations of finite semigroups

Gérard Lallement and Mario Petrich.
Trans. Amer. Math. Soc. 139 (1969), 393-412
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MathSciNet review: 0242973

Smoothing derivatives of functions and applications

F. Wesley Wilson.
Trans. Amer. Math. Soc. 139 (1969), 413-428
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MathSciNet review: 0251747

A compatibility condition between invariant riemannian metrics and Levi-Whitehead decompositions on a coset space

Joseph A. Wolf.
Trans. Amer. Math. Soc. 139 (1969), 429-442
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MathSciNet review: 0252573

Gradients of convex functions

E. Asplund and R. T. Rockafellar.
Trans. Amer. Math. Soc. 139 (1969), 443-467
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MathSciNet review: 0240621

Wave operators and similarity for generators of semigroups in Banach spaces

Sue-chin Lin.
Trans. Amer. Math. Soc. 139 (1969), 469-494
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MathSciNet review: 0240667

The Freudenthal-Springer-Tits constructions of exceptional Jordan algebras

Kevin McCrimmon.
Trans. Amer. Math. Soc. 139 (1969), 495-510
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MathSciNet review: 0238916

Correction to “Measures on product spaces”

E. O. Elliott.
Trans. Amer. Math. Soc. 139 (1969), 511
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MathSciNet review: 0240272