Contents of Volume 25, Number 4

All articles in this issue are freely accessible.

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Conullity of operators on some $\textrm {FK}$-spaces

H. I. Brown and H. H. Stratton.
Proc. Amer. Math. Soc. 25 (1970), 717-727
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MathSciNet review: 0261222

Stabilization by a diagonal matrix

C. S. Ballantine.
Proc. Amer. Math. Soc. 25 (1970), 728-734
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MathSciNet review: 0260765

Solutions of $f(x)=f(a)+(RL)\int _{a}^{x} (fH+fG)$ for rings

Burrell W. Helton.
Proc. Amer. Math. Soc. 25 (1970), 735-742
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MathSciNet review: 0259521

Concerning product integrals and exponentials

W. P. Davis and J. A. Chatfield.
Proc. Amer. Math. Soc. 25 (1970), 743-747
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MathSciNet review: 0267068

The value-semigroup of a one-dimensional Gorenstein ring

Ernst Kunz.
Proc. Amer. Math. Soc. 25 (1970), 748-751
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MathSciNet review: 0265353

Approximating residual sets by strongly residual sets

D. A. Moran.
Proc. Amer. Math. Soc. 25 (1970), 752-754
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MathSciNet review: 0263053

Chains which are coset spaces of $tl$-groups

Robert L. Madell.
Proc. Amer. Math. Soc. 25 (1970), 755-759
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MathSciNet review: 0263716

Characterization of the finite partition property for a collection of universal subcontinua

William T. Trotter.
Proc. Amer. Math. Soc. 25 (1970), 760-762
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MathSciNet review: 0261563

Note on metric dimension

Reese T. Prosser.
Proc. Amer. Math. Soc. 25 (1970), 763-765
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MathSciNet review: 0259873

Amenable subsemigroups of a locally compact group

Joe W. Jenkins.
Proc. Amer. Math. Soc. 25 (1970), 766-770
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MathSciNet review: 0263967

A note on isomorphisms of groups algebras

Geoffrey V. Wood.
Proc. Amer. Math. Soc. 25 (1970), 771-775
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MathSciNet review: 0259503

Boundary zeros of functions with derivative in $H^{p}$

D. J. Caveny and W. P. Novinger.
Proc. Amer. Math. Soc. 25 (1970), 776-780
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MathSciNet review: 0259134

A duality between spheres and spheres with arcs

Carl D. Sikkema.
Proc. Amer. Math. Soc. 25 (1970), 781-785
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MathSciNet review: 0259877

Open mappings and the lack of full completeness of $\mathcal {D}’(\Omega )$

Charles Harvey and F. Reese Harvey.
Proc. Amer. Math. Soc. 25 (1970), 786-790
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MathSciNet review: 0265906

On the growth of certain meromorphic solutions of arbitrary second order algebraic differential equations

Steven Bank.
Proc. Amer. Math. Soc. 25 (1970), 791-797
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MathSciNet review: 0262499

On the existence of $L_{\infty K}$-indiscernibles

P. C. Eklof.
Proc. Amer. Math. Soc. 25 (1970), 798-800
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MathSciNet review: 0260579

On a finite dimensional quasi-simple module

Kwangil Koh and Jiang Luh.
Proc. Amer. Math. Soc. 25 (1970), 801-807
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MathSciNet review: 0262287

A note on Palais’ axioms for section functors

R. C. Riddell.
Proc. Amer. Math. Soc. 25 (1970), 808-810
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MathSciNet review: 0259940

The annihilator of radical powers in the modular group ring of a $p$-group

E. T. Hill.
Proc. Amer. Math. Soc. 25 (1970), 811-815
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MathSciNet review: 0262387

An example in the Weil theory of measurable groups

Robert E. Atalla.
Proc. Amer. Math. Soc. 25 (1970), 816-819
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MathSciNet review: 0271308

Remarks on pseudo-contractive mappings

W. A. Kirk.
Proc. Amer. Math. Soc. 25 (1970), 820-823
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MathSciNet review: 0264481

Some oscillation properties of selfadjoint elliptic equations

V. B. Headley.
Proc. Amer. Math. Soc. 25 (1970), 824-829
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MathSciNet review: 0259323

Some semigroups on a manifold with boundary

T. H. McH. Hanson.
Proc. Amer. Math. Soc. 25 (1970), 830-835
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MathSciNet review: 0263055

Properties $\Gamma$ and $L$ for type $\textrm {II}_{1}$ factors

Paul Willig.
Proc. Amer. Math. Soc. 25 (1970), 836-837
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MathSciNet review: 0259630

On the stable homotopy of quaternionic and complex projective spaces.

David M. Segal.
Proc. Amer. Math. Soc. 25 (1970), 838-841
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MathSciNet review: 0259914

A note on subparacompact spaces

R. E. Hodel.
Proc. Amer. Math. Soc. 25 (1970), 842-845
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MathSciNet review: 0263024

Extensions of a ring by a ring with a bimodule structure

Carl W. Kohls.
Proc. Amer. Math. Soc. 25 (1970), 846-851
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MathSciNet review: 0262301

Index-dependent parameters of Laguerre and related polynomial sets.

J. W. Brown and J. L. Goldberg.
Proc. Amer. Math. Soc. 25 (1970), 852-855
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MathSciNet review: 0268428

Minimal covers and arithmetical sets

Carl G. Jockusch and Robert I. Soare.
Proc. Amer. Math. Soc. 25 (1970), 856-859
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MathSciNet review: 0265154

The degrees of the factors of certain polynomials over finite fields.

W. H. Mills.
Proc. Amer. Math. Soc. 25 (1970), 860-863
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MathSciNet review: 0263783

Free differentiable actions of $S^{1}$ and $S^{3}$ on homotopy spheres

Hsu-tung Ku and Mei-chin Ku.
Proc. Amer. Math. Soc. 25 (1970), 864-869
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MathSciNet review: 0264697

Closed Baire sets are (sometimes) zero-sets

W. W. Comfort.
Proc. Amer. Math. Soc. 25 (1970), 870-875
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MathSciNet review: 0259053

The automorphism group of a finite metacyclic $p$-group

Richard M. Davitt.
Proc. Amer. Math. Soc. 25 (1970), 876-879
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MathSciNet review: 0285594

An interpolation theorem for adjoint functors

S. A. Huq.
Proc. Amer. Math. Soc. 25 (1970), 880-883
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MathSciNet review: 0260824

Representation of linear sets as critical sets

Robert Kaufman.
Proc. Amer. Math. Soc. 25 (1970), 884-889
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MathSciNet review: 0260940

Norm convergent expansions for Gaussian processes in Banach spaces.

Naresh C. Jain and G. Kallianpur.
Proc. Amer. Math. Soc. 25 (1970), 890-895
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MathSciNet review: 0266304

On multipliers and order-bounded operators in $C^{\ast }$-algebras

Tage Bai Andersen.
Proc. Amer. Math. Soc. 25 (1970), 896-899
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MathSciNet review: 0261364

Injective endormorphisms of finitely generated modules

Wolmer V. Vasconcelos.
Proc. Amer. Math. Soc. 25 (1970), 900-901
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MathSciNet review: 0258814

Nonconvex linear topologies with the Hahn Banach extension property.

D. A. Gregory and J. H. Shapiro.
Proc. Amer. Math. Soc. 25 (1970), 902-905
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MathSciNet review: 0264361

On a hierarchy of generalized diagonal dominance properties for complex matrices

J. L. Brenner and W. G. Brown.
Proc. Amer. Math. Soc. 25 (1970), 906-911
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MathSciNet review: 0260766

An inequality for the Riemann-Stieltjes integral

Richard Darst and Harry Pollard.
Proc. Amer. Math. Soc. 25 (1970), 912-913
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MathSciNet review: 0260945

On the $1-1$ sum of two Borel sets

Richard B. Darst.
Proc. Amer. Math. Soc. 25 (1970), 914
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MathSciNet review: 0263638

A note on the failure of the relativized enumeration theorem in recursive function theory

Richard A. Platek.
Proc. Amer. Math. Soc. 25 (1970), 915-916
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MathSciNet review: 0263625

A note on the cardinality of the Medvedev lattice

Richard A. Platek.
Proc. Amer. Math. Soc. 25 (1970), 917
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MathSciNet review: 0262080

A note on interpolation

Boaz Natzitz.
Proc. Amer. Math. Soc. 25 (1970), 918
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MathSciNet review: 0259615

An elementary proof of the triod theorem

C. R. Pittman.
Proc. Amer. Math. Soc. 25 (1970), 919
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MathSciNet review: 0263049

A remark on set theory

Arlen Brown.
Proc. Amer. Math. Soc. 25 (1970), 920-921
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MathSciNet review: 0266749

Erratum: Free coalgebras in a category of rings

Robert Davis.
Proc. Amer. Math. Soc. 25 (1970), 922
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MathSciNet review: 0258712

Erratum to “Radical and semisimple classes with specified properties”

W. G. Leavitt.
Proc. Amer. Math. Soc. 25 (1970), 922
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Errata: “Extreme points of the unit cell in Lebesgue-Bochner function spaces. I.”

K. Sundaresan.
Proc. Amer. Math. Soc. 25 (1970), 922
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MathSciNet review: 0259584