Contents of Volume 55, Number 1

All articles in this issue are freely accessible.

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An algorithm for complements of finite sets of integers

Gerald Weinstein.
Proc. Amer. Math. Soc. 55 (1976), 1-5
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MathSciNet review: 0435023

A note on generalizing alternative rings

Irvin Roy Hentzel and Giulia Maria Piacentini Cattaneo.
Proc. Amer. Math. Soc. 55 (1976), 6-8
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MathSciNet review: 0393157

On derivation algebras of Malcev algebras and Lie triple systems

Ernest L. Stitzinger.
Proc. Amer. Math. Soc. 55 (1976), 9-13
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MathSciNet review: 0396713

The general solution of a first order differential polynomial

Richard M. Cohn.
Proc. Amer. Math. Soc. 55 (1976), 14-16
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MathSciNet review: 0396511

Conjugacy in abelian-by-cyclic groups

James Boler.
Proc. Amer. Math. Soc. 55 (1976), 17-21
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MathSciNet review: 0399266

Finite four-generated simple lattices contain all finite lattices

Werner Poguntke and Ivan Rival.
Proc. Amer. Math. Soc. 55 (1976), 22-24
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MathSciNet review: 0392717

Polynomial identities of incidence algebras

Robert B. Feinberg.
Proc. Amer. Math. Soc. 55 (1976), 25-28
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MathSciNet review: 0404321

Simple maximal quotient rings

Robert A. Rubin.
Proc. Amer. Math. Soc. 55 (1976), 29-32
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MathSciNet review: 0393097

A counterexample concerning inseparable field extensions

James Kevin Deveney.
Proc. Amer. Math. Soc. 55 (1976), 33-34
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MathSciNet review: 0396509

Remarks on H. H. Schaefer’s conditions

Taen Yu Dai.
Proc. Amer. Math. Soc. 55 (1976), 35-36
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MathSciNet review: 0424639

Negative theorems on monotone approximation

John A. Roulier.
Proc. Amer. Math. Soc. 55 (1976), 37-43
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MathSciNet review: 0393969

Separation for differential operators and the $L^{p}$ spaces

Anton Zettl.
Proc. Amer. Math. Soc. 55 (1976), 44-46
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MathSciNet review: 0393646

Isolated singularities of quadratic differentials arising from a module problem

Jeffrey Clayton Wiener.
Proc. Amer. Math. Soc. 55 (1976), 47-51
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MathSciNet review: 0393465

Absolute continuity characterization sets

William D. L. Appling.
Proc. Amer. Math. Soc. 55 (1976), 52-56
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MathSciNet review: 0404566

On the rate of growth of the Walsh antidifferentiation operator

R. Penney.
Proc. Amer. Math. Soc. 55 (1976), 57-61
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MathSciNet review: 0397289

On Blaschke products diverging everywhere on the boundary of the unit disc

C. N. Linden.
Proc. Amer. Math. Soc. 55 (1976), 62-64
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MathSciNet review: 0393494

On direct sums of reflexive operators

Avraham Feintuch.
Proc. Amer. Math. Soc. 55 (1976), 65-68
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MathSciNet review: 0390802

On endomorphisms of a solenoid

A. M. Wilson.
Proc. Amer. Math. Soc. 55 (1976), 69-74
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MathSciNet review: 0390181

Partial Mielnik spaces and characterization of uniformly convex spaces

A. R. Blass and C. V. Stanojevic.
Proc. Amer. Math. Soc. 55 (1976), 75-82
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MathSciNet review: 0394121

Arithmetic means of Fourier coefficients

Rajendra Sinha.
Proc. Amer. Math. Soc. 55 (1976), 83-86
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MathSciNet review: 0397274

On the embedding of Schwartz spaces into product spaces

Daniel J. Randtke.
Proc. Amer. Math. Soc. 55 (1976), 87-92
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MathSciNet review: 0410316

On a theorem of Brickman-Fillmore

Antonio Hwang.
Proc. Amer. Math. Soc. 55 (1976), 93-94
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MathSciNet review: 0394245

The numerical range of an unbounded operator

M. J. Crabb.
Proc. Amer. Math. Soc. 55 (1976), 95-96
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MathSciNet review: 0394244

Remarks on the Gauss-Lucas theorem in higher dimensional space

A. W. Goodman.
Proc. Amer. Math. Soc. 55 (1976), 97-102
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MathSciNet review: 0435366

The exact cardinality of the set of invariant means on a group

Ching Chou.
Proc. Amer. Math. Soc. 55 (1976), 103-106
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MathSciNet review: 0394036

Numerical range of a weighted shift with periodic weights

William C. Ridge.
Proc. Amer. Math. Soc. 55 (1976), 107-110
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MathSciNet review: 0397473

Two remarks on global solutions of ordinary differential equations in the real line

Giovanni Vidossich.
Proc. Amer. Math. Soc. 55 (1976), 111-115
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MathSciNet review: 0470291

Absolutely stable games

Robert James Weber.
Proc. Amer. Math. Soc. 55 (1976), 116-118
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MathSciNet review: 0406545

Products of Baire spaces

Paul E. Cohen.
Proc. Amer. Math. Soc. 55 (1976), 119-124
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MathSciNet review: 0401480

Undecidability of the theory of abelian groups with a subgroup

Walter Baur.
Proc. Amer. Math. Soc. 55 (1976), 125-128
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MathSciNet review: 0416890

Proof of a conjecture of Friedman

Donald A. Martin.
Proc. Amer. Math. Soc. 55 (1976), 129
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MathSciNet review: 0406785

A characterization of the Cauchy type

Frank B. Knight.
Proc. Amer. Math. Soc. 55 (1976), 130-135
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MathSciNet review: 0394803

A fixed point theorem for a system of multivalued transformations

S. Czerwik.
Proc. Amer. Math. Soc. 55 (1976), 136-139
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MathSciNet review: 0394619

Characterizations of completely Hausdorff-closed spaces

Larry L. Herrington.
Proc. Amer. Math. Soc. 55 (1976), 140-144
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MathSciNet review: 0413045

On the space of piecewise linear homeomorphisms of a manifold

Ross Geoghegan and William E. Haver.
Proc. Amer. Math. Soc. 55 (1976), 145-151
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MathSciNet review: 0402785

An extension theorem for functions on semigroups

Paul Milnes.
Proc. Amer. Math. Soc. 55 (1976), 152-154
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MathSciNet review: 0420153

The free topological group on a simply connected space

J. P. L. Hardy and Sidney A. Morris.
Proc. Amer. Math. Soc. 55 (1976), 155-159
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MathSciNet review: 0424993

Applications of the Stone-Čech compactification to free topological groups

J. P. L. Hardy, Sidney A. Morris and H. B. Thompson.
Proc. Amer. Math. Soc. 55 (1976), 160-164
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MathSciNet review: 0424994

An imbedding theorem for metric spaces

Stephen Leon Lipscomb.
Proc. Amer. Math. Soc. 55 (1976), 165-169
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MathSciNet review: 0391034

Compactness of certain homogeneous spaces of locally compact groups

Kwan-Yuk Claire Sit.
Proc. Amer. Math. Soc. 55 (1976), 170-174
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MathSciNet review: 0425004

Inverse limits of topological group cohomologies

Arnold J. Insel.
Proc. Amer. Math. Soc. 55 (1976), 175-180
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MathSciNet review: 0414784

Relative collaring

Leonard R. Rubin.
Proc. Amer. Math. Soc. 55 (1976), 181-184
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MathSciNet review: 0410755

A note on cocycles of unitary representations

W. Parry and K. Schmidt.
Proc. Amer. Math. Soc. 55 (1976), 185-190
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MathSciNet review: 0393336

Computation of the unoriented cobordism ring

Edgar H. Brown and Franklin P. Peterson.
Proc. Amer. Math. Soc. 55 (1976), 191-192
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MathSciNet review: 0394708

Spaces defined by sequences

Andrew J. Berner.
Proc. Amer. Math. Soc. 55 (1976), 193-200
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MathSciNet review: 0394573

Countable paracompactness of $F_{𝜎}$-sets

Phillip Zenor.
Proc. Amer. Math. Soc. 55 (1976), 201-202
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MathSciNet review: 0402685

Existence of inverses and square roots in locally Banach semigroups with identity

Robert C. Eslinger.
Proc. Amer. Math. Soc. 55 (1976), 203-208
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MathSciNet review: 0399338

A note on Borel’s density theorem

Harry Furstenberg.
Proc. Amer. Math. Soc. 55 (1976), 209-212
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MathSciNet review: 0422497

On realizing centralizers of certain elements in the fundamental group of a $3$-manifold

C. D. Feustel.
Proc. Amer. Math. Soc. 55 (1976), 213-216
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MathSciNet review: 0405401

The genus of an abstract intersection sequence

Peter Percell.
Proc. Amer. Math. Soc. 55 (1976), 217-220
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MathSciNet review: 0405454

A theorem on continuous decompositions of the plane into nonseparating continua

Michel Smith.
Proc. Amer. Math. Soc. 55 (1976), 221-222
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MathSciNet review: 0415558

On $H$-closed spaces

James E. Joseph.
Proc. Amer. Math. Soc. 55 (1976), 223-226
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MathSciNet review: 0394567

The number of semigroups of order $n$

Daniel J. Kleitman, Bruce R. Rothschild and Joel H. Spencer.
Proc. Amer. Math. Soc. 55 (1976), 227-232
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MathSciNet review: 0414380

Combinatorial structures and group invariant partitions

Dennis E. White and S. G. Williamson.
Proc. Amer. Math. Soc. 55 (1976), 233-236
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MathSciNet review: 0392600

Balanced valuations and flows in multigraphs

F. Jaeger.
Proc. Amer. Math. Soc. 55 (1976), 237-242
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MathSciNet review: 0427156

Every finite group is the automorphism group of some finite orthomodular lattice

Gerald Schrag.
Proc. Amer. Math. Soc. 55 (1976), 243-249
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MathSciNet review: 0398933

A short proof of the uniqueness of Haar measure

David L. Johnson.
Proc. Amer. Math. Soc. 55 (1976), 250-251
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MathSciNet review: 0396914

On a fixed point problem of D. R. Smart

Ira Rosenholtz.
Proc. Amer. Math. Soc. 55 (1976), 252
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MathSciNet review: 0394337