Contents of Volume 21, Number 2

All articles in this issue are freely accessible.

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A note on entire functions of bounded index

Anil K. Bose.
Proc. Amer. Math. Soc. 21 (1969), 257-262
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MathSciNet review: 0239086

New generating functions for classical polynomials

J. W. Brown.
Proc. Amer. Math. Soc. 21 (1969), 263-268
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MathSciNet review: 0236438

A characterization of $C(X)$ for locally connected $X$

Daniel E. Wulbert.
Proc. Amer. Math. Soc. 21 (1969), 269-272
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MathSciNet review: 0240604

On the zeros of a polynomial and its derivative

A. W. Goodman, Q. I. Rahman and J. S. Ratti.
Proc. Amer. Math. Soc. 21 (1969), 273-274
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MathSciNet review: 0239062

On embedding cones over circularly chainable continua

Ralph Bennett and W. R. R. Transue.
Proc. Amer. Math. Soc. 21 (1969), 275-276
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MathSciNet review: 0238271

On the existence of $c$-points in $𝛽N\N$

Neil Hindman.
Proc. Amer. Math. Soc. 21 (1969), 277-280
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MathSciNet review: 0239565

Continua not an inverse limit with a single bonding map on a polyhedron

J. W. Rogers.
Proc. Amer. Math. Soc. 21 (1969), 281-283
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MathSciNet review: 0248758

Product spaces for which the Stone-Weierstrass theorem holds

R. M. Stephenson.
Proc. Amer. Math. Soc. 21 (1969), 284-288
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MathSciNet review: 0250260

Deficient subsets in locally convex spaces

Douglas W. Curtis.
Proc. Amer. Math. Soc. 21 (1969), 289-295
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MathSciNet review: 0240589

Quantum probability spaces

Stanley P. Gudder.
Proc. Amer. Math. Soc. 21 (1969), 296-302
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MathSciNet review: 0243793

Generalized automata and stochastic languages

Paavo Turakainen.
Proc. Amer. Math. Soc. 21 (1969), 303-309
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MathSciNet review: 0242596

A characterization of closed $3$-manifolds with spines containing no wild arcs

Gerhard W. Knutson.
Proc. Amer. Math. Soc. 21 (1969), 310-314
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MathSciNet review: 0236901

The difference construction in $K$-theory

C. Lazarov and A. Vasquez.
Proc. Amer. Math. Soc. 21 (1969), 315-317
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MathSciNet review: 0238306

Existence of regular finite invariant measures for Markov processes.

F. Dennis Sentilles.
Proc. Amer. Math. Soc. 21 (1969), 318-320
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MathSciNet review: 0242262

Subfunction structure

A. P. Morse.
Proc. Amer. Math. Soc. 21 (1969), 321-323
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MathSciNet review: 0258640

Positive harmonic functions of a branching process

Serge Dubuc.
Proc. Amer. Math. Soc. 21 (1969), 324-326
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MathSciNet review: 0251800

Collapsing a triangulation of a “knotted” cell

Mary-Elizabeth Hamstrom and R. P. Jerrard.
Proc. Amer. Math. Soc. 21 (1969), 327-331
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MathSciNet review: 0243510

Cobordism properties of manifolds of small category

M. V. Mielke.
Proc. Amer. Math. Soc. 21 (1969), 332-334
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MathSciNet review: 0236939

Norm preserving extensions of linear transformations on Hilbert spaces.

Michael G. Crandall.
Proc. Amer. Math. Soc. 21 (1969), 335-340
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MathSciNet review: 0238092

A new proof of the paracompactness of metric spaces

Donald Ornstein.
Proc. Amer. Math. Soc. 21 (1969), 341-342
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MathSciNet review: 0242120

A problem of Bosák concerning the graphs of semigroups

Y.-F. Lin.
Proc. Amer. Math. Soc. 21 (1969), 343-346
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MathSciNet review: 0237378

On some sextic diophantine equations of genus $2$

L. J. Mordell.
Proc. Amer. Math. Soc. 21 (1969), 347-350
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MathSciNet review: 0236108

Automorphisms of the fundamental group of a closed, orientable $2$-manifold

Joan S. Birman.
Proc. Amer. Math. Soc. 21 (1969), 351-354
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MathSciNet review: 0239593

A note on a theorem of Kokoris

T. S. Ravisankar.
Proc. Amer. Math. Soc. 21 (1969), 355-356
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MathSciNet review: 0238911

Rings with nondiscrete ideal topologies

M. Hochster.
Proc. Amer. Math. Soc. 21 (1969), 357-362
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MathSciNet review: 0238831

Subsemigroups of amenable groups

M. Hochster.
Proc. Amer. Math. Soc. 21 (1969), 363-364
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MathSciNet review: 0240223

On product expansions of theta-functions

A. P. Ogg.
Proc. Amer. Math. Soc. 21 (1969), 365-368
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MathSciNet review: 0260673

Products of hermitian matrices and symmetries

Heydar Radjavi.
Proc. Amer. Math. Soc. 21 (1969), 369-372
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MathSciNet review: 0240116

A question of Foulser on $𝜆$-systems of characteristic two

M. L. Narayana Rao and J. L. Zemmer.
Proc. Amer. Math. Soc. 21 (1969), 373-378
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MathSciNet review: 0240717

Correction to “An application of graph theory to algebra”

Richard G. Swan.
Proc. Amer. Math. Soc. 21 (1969), 379-380
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MathSciNet review: 0255439

Analytic continuation of the $S$-matrix for potential scattering

James S. Howland.
Proc. Amer. Math. Soc. 21 (1969), 381-385
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MathSciNet review: 0248457

Groups defined by permutations of a single word

William Emerson.
Proc. Amer. Math. Soc. 21 (1969), 386-390
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MathSciNet review: 0240176

A remark on real characters of compact groups

Falko Lorenz.
Proc. Amer. Math. Soc. 21 (1969), 391-393
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MathSciNet review: 0240239

A remark on varietes of lattices and semigroups

Richard A. Dean and Trevor Evans.
Proc. Amer. Math. Soc. 21 (1969), 394-396
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MathSciNet review: 0241509

The Galois correspondence for linear homogeneous difference equations.

Charles H. Franke.
Proc. Amer. Math. Soc. 21 (1969), 397-401
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MathSciNet review: 0244217

A class of groups whose local sequence is nonstationary

Kenneth K. Hickin.
Proc. Amer. Math. Soc. 21 (1969), 402-408
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MathSciNet review: 0241513

Cyclicity of division algebras of prime degree

Sam Perlis.
Proc. Amer. Math. Soc. 21 (1969), 409-411
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MathSciNet review: 0238901

A fundamental theorem of homomorphisms for semirings

Paul J. Allen.
Proc. Amer. Math. Soc. 21 (1969), 412-416
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MathSciNet review: 0237575

Real representations of metacyclic groups

Larry C. Grove.
Proc. Amer. Math. Soc. 21 (1969), 417-421
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MathSciNet review: 0236274

On the Jacobian ideal of the module of differentials

Joseph Lipman.
Proc. Amer. Math. Soc. 21 (1969), 422-426
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MathSciNet review: 0237511

On maximal nondetermining subalgebras of group algebras

Shu-shih Butt.
Proc. Amer. Math. Soc. 21 (1969), 427-436
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MathSciNet review: 0236627

All algebras of spherical functions defined on the two-by-two general linear group with entries in a locally compact $p$-adic field are commutative.

Allan J. Silberger.
Proc. Amer. Math. Soc. 21 (1969), 437-440
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MathSciNet review: 0237707

A multilinear version of the Marcinkiewicz interpolation theorem

Robert S. Strichartz.
Proc. Amer. Math. Soc. 21 (1969), 441-444
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MathSciNet review: 0238070

Completeness preserving multipliers

J. S. Byrnes and D. J. Newman.
Proc. Amer. Math. Soc. 21 (1969), 445-450
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MathSciNet review: 0240546

Differentiability of Hölder-continuous semigroups

L. Waelbroeck.
Proc. Amer. Math. Soc. 21 (1969), 451-454
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MathSciNet review: 0240675

Some remarks on structure of Riesz operators

I. Istrăţescu and Gh. Constantin.
Proc. Amer. Math. Soc. 21 (1969), 455-458
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MathSciNet review: 0238117

Some large $O$ nonlinear Tauberian theorems

Donald G. Saari.
Proc. Amer. Math. Soc. 21 (1969), 459-462
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MathSciNet review: 0243234

Continuous boundary values of analytic functions of several complex variables

Barnet M. Weinstock.
Proc. Amer. Math. Soc. 21 (1969), 463-466
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MathSciNet review: 0237825

A construction of certain nonlinear approximating families

Hugh E. Warren.
Proc. Amer. Math. Soc. 21 (1969), 467-470
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MathSciNet review: 0238007

Regularity of net summability transforms on certain linear topological spaces

R. H. Cox and R. E. Powell.
Proc. Amer. Math. Soc. 21 (1969), 471-476
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MathSciNet review: 0243235

Riemann surfaces with automorphism groups admitting partitions

Robert D. M. Accola.
Proc. Amer. Math. Soc. 21 (1969), 477-482
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MathSciNet review: 0237764

Noetherianness of rings of holomorphic functions on Stein compact series

Yum-tong Siu.
Proc. Amer. Math. Soc. 21 (1969), 483-489
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MathSciNet review: 0247135

Smoothing in $C(X)$

Robert Sine.
Proc. Amer. Math. Soc. 21 (1969), 490-492
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MathSciNet review: 0239049

A theorem of multipliers of type $(p,q)$

L.-s. Hahn.
Proc. Amer. Math. Soc. 21 (1969), 493-495
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MathSciNet review: 0240555

Addenda and corrigenda to “On Filippov’s implicit functions lemma”.

E. J. McShane and R. B. Warfield.
Proc. Amer. Math. Soc. 21 (1969), 496-498
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MathSciNet review: 0238298

Idempotent probability measures on compact semitopological semigroups.

John S. Pym.
Proc. Amer. Math. Soc. 21 (1969), 499-501
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MathSciNet review: 0237750

Hilbert-Schmidt representations of groups

Larry Baggett.
Proc. Amer. Math. Soc. 21 (1969), 502-506
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MathSciNet review: 0237710

Addendum to “Analytic functions and Jordan arcs”

Lawrence Zalcman.
Proc. Amer. Math. Soc. 21 (1969), 507
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MathSciNet review: 0237781

The minimax principle and uniqueness of the Friedrichs extension

Ebbe Thue Poulsen.
Proc. Amer. Math. Soc. 21 (1969), 508-509
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MathSciNet review: 0240651

The nilpotency of Banach nil algebras

Sandy Grabiner.
Proc. Amer. Math. Soc. 21 (1969), 510
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MathSciNet review: 0236700

Translates are always dense on the half line

Donald J. Newman.
Proc. Amer. Math. Soc. 21 (1969), 511-512
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MathSciNet review: 0236609