Proceedings of the American Mathematical Society

Contents of Volume 78, Number 2
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Permutation groups with projective unitary subconstituents

Richard Weiss

Proc. Amer. Math. Soc. 78 (1980), 157-161

DOI: https://doi.org/10.1090/S0002-9939-1980-0550484-0

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The Smith invariants of a matrix sum

Robert C. Thompson

Proc. Amer. Math. Soc. 78 (1980), 162-164

DOI: https://doi.org/10.1090/S0002-9939-1980-0550485-2

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Incidence rings with self-duality

Joel K. Haack

Proc. Amer. Math. Soc. 78 (1980), 165-169

DOI: https://doi.org/10.1090/S0002-9939-1980-0550486-4

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On finite presentations for groups

R. Craggs

Proc. Amer. Math. Soc. 78 (1980), 170-174

DOI: https://doi.org/10.1090/S0002-9939-1980-0550487-6

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Algebraic automorphism groups of pro-affine algebraic groups

Dong Hoon Lee

Proc. Amer. Math. Soc. 78 (1980), 175-180

DOI: https://doi.org/10.1090/S0002-9939-1980-0550488-8

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An application of the Moore-Penrose inverse to antisymmetric relations

Robert E. Hartwig

Proc. Amer. Math. Soc. 78 (1980), 181-186

DOI: https://doi.org/10.1090/S0002-9939-1980-0550489-X

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On residual properties

Alan H. Mekler

Proc. Amer. Math. Soc. 78 (1980), 187-188

DOI: https://doi.org/10.1090/S0002-9939-1980-0550490-6

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On $p$-torsion in etale cohomology and in the Brauer group

Robert Treger

Proc. Amer. Math. Soc. 78 (1980), 189-192

DOI: https://doi.org/10.1090/S0002-9939-1980-0550491-8

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On a class of finite-dimensional Lie algebras

Ralph K. Amayo

Proc. Amer. Math. Soc. 78 (1980), 193-197

DOI: https://doi.org/10.1090/S0002-9939-1980-0550492-X

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A characterization of positive linear functionals and oscillation criteria for matrix differential equations

Terry Walters

Proc. Amer. Math. Soc. 78 (1980), 198-202

DOI: https://doi.org/10.1090/S0002-9939-1980-0550493-1

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Equality of essential spectra of certain quasisimilar seminormal operators

L. R. Williams

Proc. Amer. Math. Soc. 78 (1980), 203-209

DOI: https://doi.org/10.1090/S0002-9939-1980-0550494-3

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Hausdorff matrices as bounded operators over $l$

B. E. Rhoades

Proc. Amer. Math. Soc. 78 (1980), 210-212

DOI: https://doi.org/10.1090/S0002-9939-1980-0550495-5

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A Volterra equation with square integrable solution

Olof J. Staffans

Proc. Amer. Math. Soc. 78 (1980), 213-217

DOI: https://doi.org/10.1090/S0002-9939-1980-0550496-7

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Derivative measures

Casper Goffman and Fon Che Liu

Proc. Amer. Math. Soc. 78 (1980), 218-220

DOI: https://doi.org/10.1090/S0002-9939-1980-0550497-9

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A theorem of C. Ryll-Nardzewski and metrizable l.c.a. groups

L. Thomas Ramsey

Proc. Amer. Math. Soc. 78 (1980), 221-224

DOI: https://doi.org/10.1090/S0002-9939-1980-0550498-0

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$l^{\infty }/c_{0}$ has no equivalent strictly convex norm

J. Bourgain

Proc. Amer. Math. Soc. 78 (1980), 225-226

DOI: https://doi.org/10.1090/S0002-9939-1980-0550499-2

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On $L^{1}$ isomorphisms

Michael Cambern

Proc. Amer. Math. Soc. 78 (1980), 227-228

DOI: https://doi.org/10.1090/S0002-9939-1980-0550500-6

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A Bloch function in all $H^{p}$ classes, but not in BMOA

Douglas Campbell, Joseph Cima and Kenneth Stephenson

Proc. Amer. Math. Soc. 78 (1980), 229-230

DOI: https://doi.org/10.1090/S0002-9939-1980-0550501-8

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A decomposition of a measure space with respect to a multiplication operator

James S. Howland

Proc. Amer. Math. Soc. 78 (1980), 231-234

DOI: https://doi.org/10.1090/S0002-9939-1980-0550502-X

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Bounded extension property and $p$-sets

Per Hag

Proc. Amer. Math. Soc. 78 (1980), 235-238

DOI: https://doi.org/10.1090/S0002-9939-1980-0550503-1

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Oscillation properties of $y^{n}+py=0$

Gary D. Jones

Proc. Amer. Math. Soc. 78 (1980), 239-244

DOI: https://doi.org/10.1090/S0002-9939-1980-0550504-3

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Simple example of nonuniqueness for a dual trigonometric series

Robert B. Kelman

Proc. Amer. Math. Soc. 78 (1980), 245-246

DOI: https://doi.org/10.1090/S0002-9939-1980-0550505-5

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Systems of partial differential operators with fundamental solutions supported by a cone

Kirk E. Lancaster and Bent E. Petersen

Proc. Amer. Math. Soc. 78 (1980), 247-252

DOI: https://doi.org/10.1090/S0002-9939-1980-0550506-7

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Interpolating functions associated with second-order differential equations

William F. Trench

Proc. Amer. Math. Soc. 78 (1980), 253-258

DOI: https://doi.org/10.1090/S0002-9939-1980-0550507-9

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On Beurling’s theorem for locally compact groups

Yitzhak Weit

Proc. Amer. Math. Soc. 78 (1980), 259-260

DOI: https://doi.org/10.1090/S0002-9939-1980-0550508-0

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Approximation by nonfundamental sequences of translates

R. A. Zalik

Proc. Amer. Math. Soc. 78 (1980), 261-266

DOI: https://doi.org/10.1090/S0002-9939-1980-0550509-2

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On the dimension of injective Banach spaces

S. Argyros

Proc. Amer. Math. Soc. 78 (1980), 267-268

DOI: https://doi.org/10.1090/S0002-9939-1980-0550510-9

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Mapping surfaces harmonically into $E^{n}$

Tilla Klotz Milnor

Proc. Amer. Math. Soc. 78 (1980), 269-275

DOI: https://doi.org/10.1090/S0002-9939-1980-0550511-0

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Radii of immersed manifolds and nonexistence of immersions

Tôru Ishihara

Proc. Amer. Math. Soc. 78 (1980), 276-279

DOI: https://doi.org/10.1090/S0002-9939-1980-0550512-2

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On $Q$ sets

William G. Fleissner and Arnold W. Miller

Proc. Amer. Math. Soc. 78 (1980), 280-284

DOI: https://doi.org/10.1090/S0002-9939-1980-0550513-4

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On recurrence of a random walk in the plane

Kai Lai Chung and Torgny Lindvall

Proc. Amer. Math. Soc. 78 (1980), 285-287

DOI: https://doi.org/10.1090/S0002-9939-1980-0550514-6

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Homotopy and uniform homotopy. II

Allan Calder and Jerrold Siegel

Proc. Amer. Math. Soc. 78 (1980), 288-290

DOI: https://doi.org/10.1090/S0002-9939-1980-0550515-8

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Boundary preserving maps of $3$-manifolds

G. A. Swarup

Proc. Amer. Math. Soc. 78 (1980), 291-294

DOI: https://doi.org/10.1090/S0002-9939-1980-0550516-X

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A direct summand in $H^{\ast } (M\textrm {O}\langle 8\rangle , Z_{2})$

A. P. Bahri and M. E. Mahowald

Proc. Amer. Math. Soc. 78 (1980), 295-298

DOI: https://doi.org/10.1090/S0002-9939-1980-0550517-1

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