Contents of Volume 91, Number 4

All articles in this issue are freely accessible.

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Groups of permutation projective dimension two

James E. Arnold.
Proc. Amer. Math. Soc. 91 (1984), 505-509
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MathSciNet review: 746077

On the rationality of the variety of smooth rational space curves with fixed degree and normal bundle

Edoardo Ballico.
Proc. Amer. Math. Soc. 91 (1984), 510-512
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MathSciNet review: 746078

Remark on the divisibility of the class numbers of certain quartic number fields by $5$

Akira Endô.
Proc. Amer. Math. Soc. 91 (1984), 513-517
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MathSciNet review: 746079

Coherent rings of dimension two

Ho Kuen Ng.
Proc. Amer. Math. Soc. 91 (1984), 518-522
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MathSciNet review: 746080

Localized group rings, the invariant basis property and Euler characteristics

K. R. Goodearl.
Proc. Amer. Math. Soc. 91 (1984), 523-528
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MathSciNet review: 746081

Central zero divisors in group algebras

Martha K. Smith.
Proc. Amer. Math. Soc. 91 (1984), 529-531
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MathSciNet review: 746082

Ratios of dual generic degrees of a finite Coxeter group

Dean Alvis.
Proc. Amer. Math. Soc. 91 (1984), 532-536
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MathSciNet review: 746083

Examples of centralizers of automorphism groups

Alexandre Turull.
Proc. Amer. Math. Soc. 91 (1984), 537-539
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MathSciNet review: 746084

The dual ring to a coring with a grouplike

Mark Kleiner.
Proc. Amer. Math. Soc. 91 (1984), 540-542
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MathSciNet review: 746085

Indecomposability of ideals in group rings

M. M. Parmenter.
Proc. Amer. Math. Soc. 91 (1984), 543
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MathSciNet review: 746086

Differentiation of real-valued functions and continuity of metric projections

Simon Fitzpatrick.
Proc. Amer. Math. Soc. 91 (1984), 544-548
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MathSciNet review: 746087

Integral representation of linear functionals on spaces of sections

Anthony Karel Seda.
Proc. Amer. Math. Soc. 91 (1984), 549-555
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MathSciNet review: 746088

$C(K,E)$ contains a complemented copy of $c_{0}$

Pilar Cembranos.
Proc. Amer. Math. Soc. 91 (1984), 556-558
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MathSciNet review: 746089

Inversion and representation for the Poisson-Laguerre transform

Deborah Tepper Haimo.
Proc. Amer. Math. Soc. 91 (1984), 559-567
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MathSciNet review: 746090

On the Hans Lewy extension phenomenon in higher codimension

C. D. Hill and G. Taiani.
Proc. Amer. Math. Soc. 91 (1984), 568-572
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MathSciNet review: 746091

Invertibility in nest algebras

Avraham Feintuch and Alan Lambert.
Proc. Amer. Math. Soc. 91 (1984), 573-576
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MathSciNet review: 746092

On a generalized moment problem. II

J. S. Hwang and G. D. Lin.
Proc. Amer. Math. Soc. 91 (1984), 577-580
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MathSciNet review: 746093

Boundedness of vector measures with values in the spaces $L_{0}$ of Bochner measurable functions

Lech Drewnowski.
Proc. Amer. Math. Soc. 91 (1984), 581-588
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MathSciNet review: 746094

Convolution inequalities on finite cyclic groups and the pseudomeasure norm

David L. Ritter.
Proc. Amer. Math. Soc. 91 (1984), 589-592
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MathSciNet review: 746095

Extending positive definite linear forms

Jesús Gil de Lamadrid.
Proc. Amer. Math. Soc. 91 (1984), 593-594
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MathSciNet review: 746096

Multidimensional analytic structure and Shilov boundaries

Donna Kumagai.
Proc. Amer. Math. Soc. 91 (1984), 595-600
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MathSciNet review: 746097

Complex foliations generated by $(1,1)$-forms

M. Klimek.
Proc. Amer. Math. Soc. 91 (1984), 601-606
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MathSciNet review: 746098

Clear visibility and sets which are almost starshaped

Marilyn Breen.
Proc. Amer. Math. Soc. 91 (1984), 607-610
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MathSciNet review: 746099

A comparison theorem for solutions of stochastic differential equations and its applications

Zhi Yuan Huang.
Proc. Amer. Math. Soc. 91 (1984), 611-617
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MathSciNet review: 746100

Versik processes and very weak Bernoulli processes with summable rates are independent

Herold Dehling, Manfred Denker and Walter Philipp.
Proc. Amer. Math. Soc. 91 (1984), 618-624
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MathSciNet review: 746101

Compact $3$-manifolds with infinitely-generated groups of self-homotopy-equivalences

Darryl McCullough.
Proc. Amer. Math. Soc. 91 (1984), 625-629
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MathSciNet review: 746102

Open retractions on locally connected continua

S. Miklos.
Proc. Amer. Math. Soc. 91 (1984), 630-632
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MathSciNet review: 746103

$𝜔$-connected continua and Jones’ $K$ function

Eldon J. Vought.
Proc. Amer. Math. Soc. 91 (1984), 633-636
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MathSciNet review: 746104

Homotopy equivalences on $3$-manifolds

Gerard A. Venema.
Proc. Amer. Math. Soc. 91 (1984), 637-642
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MathSciNet review: 746105

On cohomology automorphisms of complex flag manifolds

Michael Hoffman and William Homer.
Proc. Amer. Math. Soc. 91 (1984), 643-648
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MathSciNet review: 746106

On collectionwise normality of product spaces. I

Keiko Chiba.
Proc. Amer. Math. Soc. 91 (1984), 649-652
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MathSciNet review: 746107

On collectionwise normality of product spaces. II

Keiko Chiba.
Proc. Amer. Math. Soc. 91 (1984), 653-657
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MathSciNet review: 746108

Addendum to: “On partitions of plane sets into simple closed curves. II”

Paul Bankston.
Proc. Amer. Math. Soc. 91 (1984), 658
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MathSciNet review: 746109