Contents of Volume 19, Number 4

All articles in this issue are freely accessible.

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Domains of variability for univalent polynomials

V. F. Cowling and W. C. Royster.
Proc. Amer. Math. Soc. 19 (1968), 767-772
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MathSciNet review: 0227392

Properties of certain spaces of entire functions

Minaketan Das.
Proc. Amer. Math. Soc. 19 (1968), 773-776
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MathSciNet review: 0227754

A generalization of the Mikusinski operational calculus

James A. Wood.
Proc. Amer. Math. Soc. 19 (1968), 777-781
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MathSciNet review: 0229038

A decomposition relative to convex sets

M. Z. Nashed.
Proc. Amer. Math. Soc. 19 (1968), 782-786
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MathSciNet review: 0234268

Covering theorems and the axiom of choice

Arthur I. Fine.
Proc. Amer. Math. Soc. 19 (1968), 787-788
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MathSciNet review: 0227024

Bernstein’s theorem for Banach spaces

Robert Welland.
Proc. Amer. Math. Soc. 19 (1968), 789-792
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MathSciNet review: 0226371

Note on a theorem of Beuring

Max L. Weiss.
Proc. Amer. Math. Soc. 19 (1968), 793-795
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MathSciNet review: 0227422

Blaschke quotients and normality

Joseph A. Cima and Peter Colwell.
Proc. Amer. Math. Soc. 19 (1968), 796-798
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MathSciNet review: 0227423

On the entropy of isometries of compact metric spaces

J. W. England and N. F. G. Martin.
Proc. Amer. Math. Soc. 19 (1968), 799-800
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MathSciNet review: 0231974

Completion of normed linear spaces

Kung-wei Yang.
Proc. Amer. Math. Soc. 19 (1968), 801-806
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MathSciNet review: 0226372

On the identity in a measure algebra

L. J. Lardy.
Proc. Amer. Math. Soc. 19 (1968), 807-810
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MathSciNet review: 0227782

On the roots of spectral operators

Constantin Apostol.
Proc. Amer. Math. Soc. 19 (1968), 811-814
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MathSciNet review: 0232232

Recursive functions of one variable

Julia Robinson.
Proc. Amer. Math. Soc. 19 (1968), 815-820
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MathSciNet review: 0230618

A topological approach to extreme points in function spaces

John Cantwell.
Proc. Amer. Math. Soc. 19 (1968), 821-825
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MathSciNet review: 0229004

Completely reducible operators

Peter Rosenthal.
Proc. Amer. Math. Soc. 19 (1968), 826-830
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MathSciNet review: 0231234

A remark on the intersection of shells

W. J. Stiles.
Proc. Amer. Math. Soc. 19 (1968), 831-833
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MathSciNet review: 0228994

On criteria of definability

Walter Felscher.
Proc. Amer. Math. Soc. 19 (1968), 834-836
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MathSciNet review: 0229513

Integral representations and refinement-unboundedness

William D. L. Appling.
Proc. Amer. Math. Soc. 19 (1968), 837-842
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MathSciNet review: 0228647

Correction to: “Differentiability of sample functions in Gaussian processes”

J. Yeh.
Proc. Amer. Math. Soc. 19 (1968), 843
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MathSciNet review: 0226724

On the existence of rigid compact ordered spaces

J. de Groot and M. A. Maurice.
Proc. Amer. Math. Soc. 19 (1968), 844-846
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MathSciNet review: 0227947

Complete amonotonic decompositions of compact continua

Harvy Lee Baker.
Proc. Amer. Math. Soc. 19 (1968), 847-853
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MathSciNet review: 0232353

On monotone unions of manifolds

P. H. Doyle.
Proc. Amer. Math. Soc. 19 (1968), 854-856
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MathSciNet review: 0229219

The quaternion group in plane geometry

K. Sitaram.
Proc. Amer. Math. Soc. 19 (1968), 857-858
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MathSciNet review: 0234346

Submersions and immersions with codimension one or two

Emery Thomas.
Proc. Amer. Math. Soc. 19 (1968), 859-863
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MathSciNet review: 0229246

Quotients of completely regular spaces

C. J. Himmelberg.
Proc. Amer. Math. Soc. 19 (1968), 864-866
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MathSciNet review: 0227926

Convex functions on convex polytopes

David Gale, Victor Klee and R. T. Rockafellar.
Proc. Amer. Math. Soc. 19 (1968), 867-873
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MathSciNet review: 0230219

Homotopy groups for cellular set-valued functions

Choon Jai Rhee.
Proc. Amer. Math. Soc. 19 (1968), 874-876
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MathSciNet review: 0227982

Extensions of totally bounded pseudometrics

R. A. Alò and H. L. Shapiro.
Proc. Amer. Math. Soc. 19 (1968), 877-884
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MathSciNet review: 0232342

On the Borel fields of a finite set

Marlon Rayburn.
Proc. Amer. Math. Soc. 19 (1968), 885-889
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MathSciNet review: 0227034

On closing manifolds fibered over surfaces

M. C. Thornton.
Proc. Amer. Math. Soc. 19 (1968), 890-894
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MathSciNet review: 0227989

Uncountably many mildly wild non-Wilder arcs

Samuel J. Lomonaco.
Proc. Amer. Math. Soc. 19 (1968), 895-898
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MathSciNet review: 0226610

Remarks on decompositions of categories

John R. Isbell.
Proc. Amer. Math. Soc. 19 (1968), 899-904
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MathSciNet review: 0227246

On lifting transformation groups

F. Rhodes.
Proc. Amer. Math. Soc. 19 (1968), 905-908
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MathSciNet review: 0236903

A note on a theorem of Ganea, Hilton and Peterson

C. S. Hoo.
Proc. Amer. Math. Soc. 19 (1968), 909-911
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MathSciNet review: 0230313

One-variable equations in free groups

K. I. Appel.
Proc. Amer. Math. Soc. 19 (1968), 912-918
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MathSciNet review: 0232826

On the flatness of complete formally projective modules

Satoshi Suzuki.
Proc. Amer. Math. Soc. 19 (1968), 919-922
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MathSciNet review: 0227161

A counterexample to a theorem of Chase

Phillip Griffith.
Proc. Amer. Math. Soc. 19 (1968), 923-924
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MathSciNet review: 0227271

On a conjecture of D. C. Murdoch concerning primary decompositions of an ideal

Kim Lin Chew.
Proc. Amer. Math. Soc. 19 (1968), 925-932
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MathSciNet review: 0227212

A note on finite groups in which normality is transitive

Derek J. S. Robinson.
Proc. Amer. Math. Soc. 19 (1968), 933-937
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MathSciNet review: 0230808

The asymptotic behavior of a decomposition due to Harzheim

T. S. Pitcher.
Proc. Amer. Math. Soc. 19 (1968), 938-942
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MathSciNet review: 0225742

On the subring generated by the symmetric elements

W. E. Baxter.
Proc. Amer. Math. Soc. 19 (1968), 943-947
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MathSciNet review: 0227228

Indices of maximal subgroups of infinite symmetric groups

Ralph W. Ball.
Proc. Amer. Math. Soc. 19 (1968), 948-950
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MathSciNet review: 0229707

A note on weak Bezout rings

R. E. Williams.
Proc. Amer. Math. Soc. 19 (1968), 951-952
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MathSciNet review: 0228528

Criteria for inner product spaces

Raymond W. Freese.
Proc. Amer. Math. Soc. 19 (1968), 953-958
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MathSciNet review: 0227868

A theorem of nilpotent groups

Chong-yun Chao.
Proc. Amer. Math. Soc. 19 (1968), 959-960
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MathSciNet review: 0229721

Regular elements in semiprime rings

R. E. Johnson and L. S. Levy.
Proc. Amer. Math. Soc. 19 (1968), 961-963
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MathSciNet review: 0225818

A note on reduced Jordan algebras

Kevin McCrimmon.
Proc. Amer. Math. Soc. 19 (1968), 964-970
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MathSciNet review: 0227241

An inequality between the permanent and the determinant

P. M. Gibson.
Proc. Amer. Math. Soc. 19 (1968), 971-972
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MathSciNet review: 0229660

On generating heavy points with positive matrices

A. K. Snyder.
Proc. Amer. Math. Soc. 19 (1968), 973-975
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MathSciNet review: 0227658

Isomorphisms of Pickert-Moulton planes

William A. Pierce.
Proc. Amer. Math. Soc. 19 (1968), 976-980
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MathSciNet review: 0227857

A solution of Hadamard’s problem for a restricted class of operators

John E. Lagnese.
Proc. Amer. Math. Soc. 19 (1968), 981-988
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MathSciNet review: 0231024

A strong comparison theorem for selfadjoint elliptic equations

Kurt Kreith.
Proc. Amer. Math. Soc. 19 (1968), 989-990
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MathSciNet review: 0227594

Some results for Borel transforms

J. P. King.
Proc. Amer. Math. Soc. 19 (1968), 991-997
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MathSciNet review: 0228880

The approximate solution of certain nonlinear differential equations

R. G. Huffstutler and F. Max Stein.
Proc. Amer. Math. Soc. 19 (1968), 998-1002
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MathSciNet review: 0228897

Redei’s finiteness theorem for commutative semigroups

Peter Freyd.
Proc. Amer. Math. Soc. 19 (1968), 1003
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MathSciNet review: 0227290

A note on my paper: “On symmetric matrices whose eigenvalues satisfy linear inequalities”

Fritz John.
Proc. Amer. Math. Soc. 19 (1968), 1004
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MathSciNet review: 0229667

On the existence theorem for differential equations

Joel W. Robbin.
Proc. Amer. Math. Soc. 19 (1968), 1005-1006
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MathSciNet review: 0227583