Contents of Volume 112, Number 3

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What makes ${\rm Tor}\sp R\sb 1(R/I,I)$ free?

Shiro Goto; Naoyoshi Suzuki
Proc. Amer. Math. Soc. 112 (1991), 605-611.
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MathSciNet review: 1052871

Integral domains with finitely generated groups of divisibility

D. D. Anderson
Proc. Amer. Math. Soc. 112 (1991), 613-618.
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MathSciNet review: 1055765

Algebras of finite self-injective dimension

Mitsuo Hoshino
Proc. Amer. Math. Soc. 112 (1991), 619-622.
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MathSciNet review: 1047011

$\omega!$ can be a nontrivial automorphism group

Judith Roitman
Proc. Amer. Math. Soc. 112 (1991), 623-628.
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MathSciNet review: 1059636

On the compositum of two power series rings

Shreeram S. Abhyankar; William Heinzer; Sylvia Wiegand
Proc. Amer. Math. Soc. 112 (1991), 629-636.
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MathSciNet review: 1057740

Embedding Galois problems and reduced norms

Teresa Crespo
Proc. Amer. Math. Soc. 112 (1991), 637-639.
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MathSciNet review: 1057951

Auslander-Reiten triangles in derived categories of finite-dimensional algebras

Dieter Happel
Proc. Amer. Math. Soc. 112 (1991), 641-648.
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MathSciNet review: 1045137

The group determinant determines the group

Edward Formanek; David Sibley
Proc. Amer. Math. Soc. 112 (1991), 649-656.
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MathSciNet review: 1062831

Finitely embedded commutative rings

Carl Faith
Proc. Amer. Math. Soc. 112 (1991), 657-659.
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MathSciNet review: 1057942

Comaximizable primes

Raymond C. Heitmann; Stephen McAdam
Proc. Amer. Math. Soc. 112 (1991), 661-669.
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MathSciNet review: 1049136

On small Iwasawa invariants and imaginary quadratic fields

Jonathan W. Sands
Proc. Amer. Math. Soc. 112 (1991), 671-684.
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MathSciNet review: 1057961

Henselian rings and Weierstrass polynomials

Budh Nashier
Proc. Amer. Math. Soc. 112 (1991), 685-690.
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MathSciNet review: 1057944

Automorphisms of ${\rm SL}\sb 2$ of imaginary quadratic integers

John Smillie; Karen Vogtmann
Proc. Amer. Math. Soc. 112 (1991), 691-699.
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MathSciNet review: 1065094

Some operator-theoretic calculus for positive definite kernels

Ameer Athavale
Proc. Amer. Math. Soc. 112 (1991), 701-708.
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MathSciNet review: 1068114

An $n\times n$ matrix of linear maps of a $C\sp *$-algebra

Ching Yun Suen
Proc. Amer. Math. Soc. 112 (1991), 709-712.
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MathSciNet review: 1069296

Lower estimate in Littlewood's conjecture on the mean spherical derivative of a polynomial and iteration theory

A. È. Erëmenko
Proc. Amer. Math. Soc. 112 (1991), 713-715.
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MathSciNet review: 1065943

Exceptional $q$-Askey-Wilson polynomials and continued fractions

Dharma P. Gupta; David R. Masson
Proc. Amer. Math. Soc. 112 (1991), 717-727.
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MathSciNet review: 1059625

The stability of certain functional equations

John A. Baker
Proc. Amer. Math. Soc. 112 (1991), 729-732.
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MathSciNet review: 1052568

The stable rank of crossed products of sectional $C\sp *$-algebras by compact Lie groups

Eckart Schulz
Proc. Amer. Math. Soc. 112 (1991), 733-744.
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MathSciNet review: 1042272

Principal distributions for almost unperturbed Schr\"odinger pairs of operators

Daoxing Xia
Proc. Amer. Math. Soc. 112 (1991), 745-754.
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MathSciNet review: 1042275

Some trace formulas for almost unperturbed Schr\"odinger pairs of operators

Daoxing Xia
Proc. Amer. Math. Soc. 112 (1991), 755-764.
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MathSciNet review: 1042276

A hypercyclic operator whose adjoint is also hypercyclic

Héctor Salas
Proc. Amer. Math. Soc. 112 (1991), 765-770.
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MathSciNet review: 1049848

Carleson measures in Hardy and weighted Bergman spaces of polydiscs

F. Jafari
Proc. Amer. Math. Soc. 112 (1991), 771-781.
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MathSciNet review: 1039533

Counterexamples concerning bitriangular operators

M. S. Lambrou; W. E. Longstaff
Proc. Amer. Math. Soc. 112 (1991), 783-787.
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MathSciNet review: 1052576

Estimates for inverses of $e\sp {int}$ in some quotient algebras of $A\sp +$

Elhassan Zerouali
Proc. Amer. Math. Soc. 112 (1991), 789-793.
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MathSciNet review: 1037228

On infinitely differentiable and Gevrey vectors for representation

A. F. M. ter Elst
Proc. Amer. Math. Soc. 112 (1991), 795-802.
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MathSciNet review: 1045134

A note on a global stability theorem of M. W. Hirsch

Ji Fa Jiang
Proc. Amer. Math. Soc. 112 (1991), 803-806.
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MathSciNet review: 1043411

Sums of powers of derivatives

Jan Mařík; Clifford E. Weil
Proc. Amer. Math. Soc. 112 (1991), 807-817.
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MathSciNet review: 1042268

Boundaries and modular ideals on locally compact groups

William Moran; George A. Willis
Proc. Amer. Math. Soc. 112 (1991), 819-827.
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MathSciNet review: 1033960

Bernstein-type inequalities for the derivatives of constrained polynomials

Tamás Erdélyi
Proc. Amer. Math. Soc. 112 (1991), 829-838.
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MathSciNet review: 1036985

Explicit construction of universal operator algebras and applications to polynomial factorization

David P. Blecher; Vern I. Paulsen
Proc. Amer. Math. Soc. 112 (1991), 839-850.
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MathSciNet review: 1049839

Mean growth of Bloch functions and Makarov's law of the iterated logarithm

Rodrigo Bañuelos; Charles N. Moore
Proc. Amer. Math. Soc. 112 (1991), 851-854.
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MathSciNet review: 1057948

The spectral extension property and extension of multiplicative linear functionals

Michael J. Meyer
Proc. Amer. Math. Soc. 112 (1991), 855-861.
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MathSciNet review: 1052578

Pseudospectral operators and the pointwise ergodic theorem

R. E. Bradley
Proc. Amer. Math. Soc. 112 (1991), 863-870.
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MathSciNet review: 1050017

Simple $C\sp *$-algebras with continuous scales and simple corona algebras

Hua Xin Lin
Proc. Amer. Math. Soc. 112 (1991), 871-880.
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MathSciNet review: 1079711

A fixed point approach to homological perturbation theory

Donald W. Barnes; Larry A. Lambe
Proc. Amer. Math. Soc. 112 (1991), 881-892.
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MathSciNet review: 1057939

Spread and local properties

Basil Coutant
Proc. Amer. Math. Soc. 112 (1991), 893-898.
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MathSciNet review: 1045132

Permutation groups in Euclidean Ramsey theory

Igor Kříž
Proc. Amer. Math. Soc. 112 (1991), 899-907.
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MathSciNet review: 1065087

The derivative of the exponential map

Carl Herz
Proc. Amer. Math. Soc. 112 (1991), 909-911.
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MathSciNet review: 1086328

A correction to: ``On extensions of models of strong fragments of arithmetic'' [Proc. Amer. Math. Soc. {\bf 108} (1990), no. 1, 223--232; MR0984802 (90d:03123)]

Roman Kossak
Proc. Amer. Math. Soc. 112 (1991), 913-914.
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MathSciNet review: 1049844