Contents of Volume 7, Number 1

All articles in this issue are freely accessible.

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Remark on S. N. Roy’s paper “A useful theorem in matrix theory”

Béla Sz.-Nagy.
Proc. Amer. Math. Soc. 7 (1956), 1
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MathSciNet review: 0075178

The derivative of a matric function

R. F. Rinehart.
Proc. Amer. Math. Soc. 7 (1956), 2-5
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MathSciNet review: 0077499

A note on torsion-free nil groups

Rimhak Ree and Robert J. Wisner.
Proc. Amer. Math. Soc. 7 (1956), 6-8
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MathSciNet review: 0077531

Witt’s theorem and the isometry of lattices

O. T. O’Meara.
Proc. Amer. Math. Soc. 7 (1956), 9-22
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MathSciNet review: 0075244

Nonseparability of certain finite factors

Jacob Feldman.
Proc. Amer. Math. Soc. 7 (1956), 23-26
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MathSciNet review: 0079742

A note on nonsingular forms in a finite field

L. Carlitz.
Proc. Amer. Math. Soc. 7 (1956), 27-29
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MathSciNet review: 0075224

Remarks about a closure algebra in which closed elements are open

Jean E. Rubin.
Proc. Amer. Math. Soc. 7 (1956), 30-34
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MathSciNet review: 0078306

Algebras over infinite fields

A. S. Amitsur.
Proc. Amer. Math. Soc. 7 (1956), 35-48
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MathSciNet review: 0075933

On the shortest spanning subtree of a graph and the traveling salesman problem

Joseph B. Kruskal.
Proc. Amer. Math. Soc. 7 (1956), 48-50
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MathSciNet review: 0078686

The number of lattice points in an $n$-dimensional tetrahedron

S. Chowla and W. E. Mientka.
Proc. Amer. Math. Soc. 7 (1956), 51-53
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MathSciNet review: 0075987

A hyperbolic surface in $3$-space

Robert Osserman.
Proc. Amer. Math. Soc. 7 (1956), 54-58
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MathSciNet review: 0076042

A Tauberian theorem for $𝛼$-convergence of Cesàro means

A. V. Boyd.
Proc. Amer. Math. Soc. 7 (1956), 59-61
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MathSciNet review: 0075324

Asymptotic solution with respect to a parameter of a differential equation having an irregular singular point

Nicholas D. Kazarinoff.
Proc. Amer. Math. Soc. 7 (1956), 62-69
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MathSciNet review: 0075371

On Stieltjes integration

E. J. McShane.
Proc. Amer. Math. Soc. 7 (1956), 69-74
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MathSciNet review: 0075280

On a Bloch-Landau constant

Edgar Reich.
Proc. Amer. Math. Soc. 7 (1956), 75-76
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MathSciNet review: 0077619

On the optimum gradient method for systems of linear equations

M. Marcus.
Proc. Amer. Math. Soc. 7 (1956), 77-81
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MathSciNet review: 0076435

Abel’s integral equation as a convolution transform

D. B. Sumner.
Proc. Amer. Math. Soc. 7 (1956), 82-86
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MathSciNet review: 0076184

Some nonclassical problems in the calculus of variations

Richard Bellman, Irving Glicksberg and Oliver Gross.
Proc. Amer. Math. Soc. 7 (1956), 87-94
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MathSciNet review: 0075467

The equivalence of linear and nonlinear differential equations

Robert Taylor Herbst.
Proc. Amer. Math. Soc. 7 (1956), 95-97
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MathSciNet review: 0076115

Quasi-equicontinuous sets of functions

Chien Wenjen.
Proc. Amer. Math. Soc. 7 (1956), 98-101
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MathSciNet review: 0075583

Inclusion relations among some methods of summability

N. James Schoonmaker.
Proc. Amer. Math. Soc. 7 (1956), 102-108
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MathSciNet review: 0076060

Biorthogonality and integration

Samuel Kaplan.
Proc. Amer. Math. Soc. 7 (1956), 109-114
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MathSciNet review: 0076307

Normal families of subharmonic functions

Maynard G. Arsove.
Proc. Amer. Math. Soc. 7 (1956), 115-126
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MathSciNet review: 0078463

On a mixed boundary value problem of harmonic functions

Nora Pernavs.
Proc. Amer. Math. Soc. 7 (1956), 127-130
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MathSciNet review: 0076049

One-parameter transformation groups of the three-sphere

Robb Jacoby.
Proc. Amer. Math. Soc. 7 (1956), 131-142
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MathSciNet review: 0075531

A note on recurrent flows

Charles David Gorman.
Proc. Amer. Math. Soc. 7 (1956), 142-143
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MathSciNet review: 0080298

Chain homotopy and the de Rham theory

V. K. A. M. Gugenheim and D. C. Spencer.
Proc. Amer. Math. Soc. 7 (1956), 144-152
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MathSciNet review: 0087150

A theorem on disks

O. G. Harrold.
Proc. Amer. Math. Soc. 7 (1956), 153-154
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MathSciNet review: 0075578

The homology of Kummer manifolds

E. Spanier.
Proc. Amer. Math. Soc. 7 (1956), 155-160
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MathSciNet review: 0087188

A fixed point theorem for continuous multi-valued transformations

Robert L. Plunkett.
Proc. Amer. Math. Soc. 7 (1956), 160-163
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MathSciNet review: 0087094

On interval recurrent sums of independent random variables

Frank Spitzer.
Proc. Amer. Math. Soc. 7 (1956), 164-171
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MathSciNet review: 0090915

On some properties of the normal and gamma distributions

R. G. Laha.
Proc. Amer. Math. Soc. 7 (1956), 172-174
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MathSciNet review: 0075488