Proceedings of the American Mathematical Society

Contents of Volume 107, Number 1
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Every semiprimary ring is the endomorphism ring of a projective module over a quasihereditary ring

Vlastimil Dlab and Claus Michael Ringel

Proc. Amer. Math. Soc. 107 (1989), 1-5

DOI: https://doi.org/10.1090/S0002-9939-1989-0943793-2

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Torsion units in alternative loop rings

Edgar G. Goodaire and César Polcino Milies

Proc. Amer. Math. Soc. 107 (1989), 7-15

DOI: https://doi.org/10.1090/S0002-9939-1989-0953005-1

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Tutte polynomials and bicycle dimension of ternary matroids

François Jaeger

Proc. Amer. Math. Soc. 107 (1989), 17-25

DOI: https://doi.org/10.1090/S0002-9939-1989-0979049-1

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A note on the Diophantine equation $x^ {2p}-Dy^ 2=1$

Mao Hua Le

Proc. Amer. Math. Soc. 107 (1989), 27-34

DOI: https://doi.org/10.1090/S0002-9939-1989-0965245-6

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Injective hulls of simple $\mathrm {sl}(2, \mathcal {C})$ modules are locally Artinian

Randall P. Dahlberg

Proc. Amer. Math. Soc. 107 (1989), 35-37

DOI: https://doi.org/10.1090/S0002-9939-1989-0965241-9

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The Odlyzko conjecture and O’Hara’s unimodality proof

Dennis Stanton and Doron Zeilberger

Proc. Amer. Math. Soc. 107 (1989), 39-42

DOI: https://doi.org/10.1090/S0002-9939-1989-0972238-1

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Zero cycles on quadric hypersurfaces

Richard G. Swan

Proc. Amer. Math. Soc. 107 (1989), 43-46

DOI: https://doi.org/10.1090/S0002-9939-1989-0979219-2

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Two definability results in the equational context

M. Hébert, R. N. McKenzie and G. E. Weaver

Proc. Amer. Math. Soc. 107 (1989), 47-53

DOI: https://doi.org/10.1090/S0002-9939-1989-0975648-1

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Monomial space curves in $\textbf {P}^ 3_ k$ as binomial set theoretic complete intersections

Apostolos Thoma

Proc. Amer. Math. Soc. 107 (1989), 55-61

DOI: https://doi.org/10.1090/S0002-9939-1989-0976361-7

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Two examples of local Artinian rings

Wei Min Xue

Proc. Amer. Math. Soc. 107 (1989), 63-65

DOI: https://doi.org/10.1090/S0002-9939-1989-0979222-2

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On nilpotent derivations of prime rings

Chen-Lian Chuang

Proc. Amer. Math. Soc. 107 (1989), 67-71

DOI: https://doi.org/10.1090/S0002-9939-1989-0979224-6

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On semisimple Mal′cev algebras

Alberto Elduque

Proc. Amer. Math. Soc. 107 (1989), 73-82

DOI: https://doi.org/10.1090/S0002-9939-1989-0979223-4

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The linear and quadratic Schur subgroups over the $S$-integers of a number field

Carl R. Riehm

Proc. Amer. Math. Soc. 107 (1989), 83-87

DOI: https://doi.org/10.1090/S0002-9939-1989-0979218-0

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On abelian quotients of primitive groups

Michael Aschbacher and Robert M. Guralnick

Proc. Amer. Math. Soc. 107 (1989), 89-95

DOI: https://doi.org/10.1090/S0002-9939-1989-0982398-4

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Simple $C^ *$-algebras and subgroups of $\textbf {Q}$

Gerald J. Murphy

Proc. Amer. Math. Soc. 107 (1989), 97-100

DOI: https://doi.org/10.1090/S0002-9939-1989-1007284-5

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Sums and products of Hilbert spaces

Jesús M. F. Castillo

Proc. Amer. Math. Soc. 107 (1989), 101-105

DOI: https://doi.org/10.1090/S0002-9939-89-99996-6

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Sums and products of Hilbert spaces

Jesús M. F. Castillo

Proc. Amer. Math. Soc. 107 (1989), 101-105

DOI: https://doi.org/10.1090/S0002-9939-1989-0935103-1

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On the regularity properties for solutions of the Cauchy problem for the porous media equation

Kazuya Hayasida

Proc. Amer. Math. Soc. 107 (1989), 107-112

DOI: https://doi.org/10.1090/S0002-9939-1989-0948150-0

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Holomorphic sectional curvature of some pseudoconvex domains

Jeffery D. McNeal

Proc. Amer. Math. Soc. 107 (1989), 113-117

DOI: https://doi.org/10.1090/S0002-9939-1989-0979051-X

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Some remarks on the average range of a vector measure

Francisco J. Freniche

Proc. Amer. Math. Soc. 107 (1989), 119-124

DOI: https://doi.org/10.1090/S0002-9939-1989-0962243-3

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On the theorems of Šarkovskiĭ and Štefan on cycles

Bolesław Gaweł

Proc. Amer. Math. Soc. 107 (1989), 125-132

DOI: https://doi.org/10.1090/S0002-9939-1989-0960642-7

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Remark on Walter’s inequality for Schur multipliers

Marek Bożejko

Proc. Amer. Math. Soc. 107 (1989), 133-136

DOI: https://doi.org/10.1090/S0002-9939-1989-1007285-7

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A Hardy-Littlewood maximal inequality for Jacobi type hypergroups

William C. Connett and Alan L. Schwartz

Proc. Amer. Math. Soc. 107 (1989), 137-143

DOI: https://doi.org/10.1090/S0002-9939-1989-0961411-4

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Rescaling planar hyperbolic sectors

Marcy Barge

Proc. Amer. Math. Soc. 107 (1989), 145-154

DOI: https://doi.org/10.1090/S0002-9939-1989-0961410-2

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Operator ranges and completely bounded homomorphisms

D. Benjamin Mathes

Proc. Amer. Math. Soc. 107 (1989), 155-164

DOI: https://doi.org/10.1090/S0002-9939-1989-0979229-5

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Maximal abelian subalgebras with simple normalizer

Roberto Longo

Proc. Amer. Math. Soc. 107 (1989), 165-168

DOI: https://doi.org/10.1090/S0002-9939-1989-0969318-3

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The asymptotics of the determinant function for a class of operators

Leonid Friedlander

Proc. Amer. Math. Soc. 107 (1989), 169-178

DOI: https://doi.org/10.1090/S0002-9939-1989-0975642-0

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The Cauchy transform on bounded domains

J. M. Anderson and A. Hinkkanen

Proc. Amer. Math. Soc. 107 (1989), 179-185

DOI: https://doi.org/10.1090/S0002-9939-1989-0972226-5

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A note on joint hyponormality

Scott McCullough and Vern Paulsen

Proc. Amer. Math. Soc. 107 (1989), 187-195

DOI: https://doi.org/10.1090/S0002-9939-1989-0972236-8

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Polynomials of generators of integrated semigroups

Ralph deLaubenfels

Proc. Amer. Math. Soc. 107 (1989), 197-204

DOI: https://doi.org/10.1090/S0002-9939-1989-0975637-7

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The isometries of $H^ 1_ \mathcal {H}$

Michael Cambern and Krzysztof Jarosz

Proc. Amer. Math. Soc. 107 (1989), 205-214

DOI: https://doi.org/10.1090/S0002-9939-1989-0979225-8

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Hypertranscendence of the functional equation $g(x^ 2)=[g(x)]^ 2+cx$

Peter Borwein

Proc. Amer. Math. Soc. 107 (1989), 215-221

DOI: https://doi.org/10.1090/S0002-9939-1989-0979226-X

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Uniqueness of aperiodic kneading sequences

K. M. Brucks

Proc. Amer. Math. Soc. 107 (1989), 223-229

DOI: https://doi.org/10.1090/S0002-9939-1989-0979221-0

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Affine invariant subspaces of $C(\textbf {C})$

Yaki Sternfeld and Yitzhak Weit

Proc. Amer. Math. Soc. 107 (1989), 231-236

DOI: https://doi.org/10.1090/S0002-9939-1989-0979053-3

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The oblique derivative problem for the heat equation in Lipschitz cylinders

Russell M. Brown

Proc. Amer. Math. Soc. 107 (1989), 237-250

DOI: https://doi.org/10.1090/S0002-9939-1989-0987608-5

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Complemented copies of $c_ 0$ in vector valued Hardy spaces

Patrick N. Dowling

Proc. Amer. Math. Soc. 107 (1989), 251-254

DOI: https://doi.org/10.1090/S0002-9939-1989-0984786-9

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The positive fixed points of Banach lattices

Bruce Christianson

Proc. Amer. Math. Soc. 107 (1989), 255-260

DOI: https://doi.org/10.1090/S0002-9939-1989-0990419-8

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An inequality for harmonic maps of compact Kähler manifolds that implies holomorphicity

James F. Glazebrook

Proc. Amer. Math. Soc. 107 (1989), 261-269

DOI: https://doi.org/10.1090/S0002-9939-1989-0975643-2

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Solvability of noninvariant differential operators on homogeneous spaces

Ronald L. Lipsman

Proc. Amer. Math. Soc. 107 (1989), 271-276

DOI: https://doi.org/10.1090/S0002-9939-1989-0979228-3

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Irreducible representations of normal spaces

Leonard R. Rubin

Proc. Amer. Math. Soc. 107 (1989), 277-283

DOI: https://doi.org/10.1090/S0002-9939-1989-0991708-3

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Correction to: “Classification of one-dimensional hypergroups”

Alan L. Schwartz

Proc. Amer. Math. Soc. 107 (1989), 285

DOI: https://doi.org/10.1090/S0002-9939-1989-0979213-1

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