Proceedings of the American Mathematical Society 1991: Vol 113 Table of Contents

7 Pages·1991·1.3 MB·English

PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY
CONTENTS
Vol. 113, No. 1 September 1991 Whole No. 387
A. ALGEBRA AND NUMBER THEORY
A note on graded algebras. By EDMUND R. PUCZYtOWSKI ................-2.445- 1
The loxodromic term of the Selberg trace formula for SL(3, Z)\SL(3, R)/SO(3,R).
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The super GAGA principle and families of super Riemann surfaces.
By Pannas Torrwaa and Jurpany M. RABIN... . 2... ccc ccc cc cceccccces 11
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The complexity of a module and elementary Abelian subgroups: a geometric approach.
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A note on inner actions of Hopf algebras. By STEFAAN CAENEPEEL................- 31
Distributive lattices having n-permutable congruences. By M. E. ADAms and R. BEAZER 41
Algebraic curves in RP(1) x RP(1). By PATRICK GILMER...............2.2-000-- 47
B. ANALYSIS
On the integrability and L'-convergence of complex trigonometric series.
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A few remarks on Riesz summability of orthogonal series. By PAwet J. SZABLOWSKI .. 65
Polynomials with nonnegative coefficients.
By R. W. BARNARD, W. DAYAWANSA, K. PEARCE, and D. WEINBERG ........... 77
On the weighted estimate of the solution associated with the Schrédinger equation.
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Factorization of quasi-differential operators.
By W. N. Everitt, JaMEs S. MULDOWNEY, and NEEZA THANDI............... 93
Estimates for the maximal operator of the Ornstein-Uhlenbeck semigroup.
By CRISTIAN E. GUTIERREZ and WILFREDO O. URBINA .............-0200005 99
On weak reverse integral inequalities for mean oscillations. _By MICHELANGELO FRANCIOsI 105
Nonintegrability of superharmonic functions. By NORIAKI SUZUKI ................ 113
Some remarks about Rosen’s functions. By ZBIGNIEW GRANDE.................+. 117
Oscillations in neutral equations with periodic coefficients.
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Weighted norm inequalities for operators of Hardy type.
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A Fréchet-Schwartz space with basis having a complemented subspace without basis.
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A trace formula for two unitary operators with rank one commutator.
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A multivariate generalization of a theorem of R. H. Farrell. By D. PLACHKY......... 163
A characterization of spectral operators. By MEHDI RADJABALIPOUR.............-- 167
Complete metrics with nonpositive curvature on the disk. By DUONG MINH Duc ..... 171
Hermitian surfaces and a twistor space of algebraic dimension 2.
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The index of normal Fredholm elements of C*-algebras.
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A full description of extreme points in C(Q,L%(u)). By MAREK WIStaA ............ 193
D. GEOMETRY
Geodesics in Euclidean space with analytic obstacle. By FELIx ALBRECHT and I. D. BERG
The Euclidean factor of a Hadamard manifold.
By TOSHIAKI ADACHI and FUMIKO OHTSUKA
E. LOGIC AND FOUNDATIONS
On the commutativity of ultraproducts with direct products. By MICHEL HEBERT
22” nonisomorphic short ordered commutative domains whose quotient fields are long.
By KRZYSZTOF CIESIELSKI
F. STATISTICS AND PROBABILITY
Geodesics and bounded harmonic functions on infinite planar graphs. By S. NORTHSHIELD
When are touchpoints limits for generalized Pélya urns? By ROBIN PEMANTLE
G. TOPOLOGY
Finite cyclic subgroups determine the spectrum of the equivariant K-theory.
By AGNIESZKA BOJANOWSKA
Linking and the shadowing property for piecewise monotone maps. By LIANG CHEN ...
A nonexistence result for Moore G-spectra. By S. R. COSTENOBLE and S. WANER
The cosmic Hausdorff topology, the bounded Hausdorff topology, and continuity of polarity.
By JEAN-PAUL PENOT
Properties of locally H-closed spaces. By MIKE GiROU
Nonexistence of almost complex structures on Grassmann manifolds.
By PARAMESWARAN SANKARAN
Vol. 113, No. 2 October 1991 Whole No. 388
A. ALGEBRA AND NUMBER THEORY
Determinant expression of Selberg zeta functions (III). By SHiIN-YA KoYAMA
On the subgroup separability of generalized free products of nilpotent groups.
By C. Y. TANG
Prime factors of conjugacy classes of finite solvable groups. By PAMELA A. FERGUSON. .
Extensions of isomorphisms between affine algebraic subvarieties of k” to automorphisms of
k". By SHULIM KALIMAN
B. ANALYSIS
On a basis for H2>(M,). By GaBino GoNZALEz Diez
An integral inequality. By J. ERNEST WILKINS, JR. ............ce.e .ec.cc2ee0es
Asymptotic periodicity of solutions to a class of neutral functional differential equations.
By JIANHONG Wu
Integral means, bounded mean oscillation, and Gelfer functions. By DANIEL GIRELA...
On solutions of linear differential equations with real zeros; proof of a conjecture of Hellerstein
and Rossi. By FRANZ BRUGGEMANN
Lifting invertibles in von Neumann algebras. By ROBERT R. ROGERS
The cyclic homology of algebras with adjoined unit.
By GeorGE A. ELLIOTT, RYSZARD NEsT, and MIKAEL RORDAM
Optimal control and semicontinuous viscosity solutions. By E. N. BARRON and R. JENSEN
Continuous selections of solution sets to evolution equations. By VASILE STAICU
Monotonicity of the forcing term and existence of positive solutions for a class of semilinear
elliptic problems. By GADAM SUDHASREE
A function which is arc-analytic but not continuous.
By E. BIERSTONE, P. D. MILMAN, and A. PARUSINSKI
Creation and annihilation operators for anharmonic oscillators. By LEONID FRIEDLANDER
A commutative Banach algebra with factorization of elements but not of pairs.
By S. I. OUZOMGI
G. TOPOLOGY
Bounds on least dilatations. By R. C. PENNER
Connected plane sets which contain no nondegenerate connected simple graph.
By B. D. GARRETT
Concerning continuous images of rim-metrizable continua. By H. MURAT TUNCALI....
Manifolds with finite first homology as codimension 2 fibrators. By ROBERT J. DAVERMAN
Spin characteristic classes and reduced KSpin group of a low dimensional complex.
By BANGHE LI and HAIBAO DUAN
L’espace des fonctions continues d’un espace métrique dénombrable. By RoBERT CAUTY
Cofinality in normal almost compact spaces. By W. FLEISSNER, J. KULESZA, and R. LEvy
The second Birkhoff theorem for optical Hamiltonian systems. By LEONID POLTEROVICH
Markov partitions for the two-dimensional torus. By MARK R. SNAVELY
A central limit theorem on Heisenberg type groups. By PETER OHRING
On monotone trajectories. |B y JANUSZ MIERCZYNSKI
N-compactness and shape. By MANUEL ALONSO MORON
On noncontinuous chaotic functions. By JACK CEDER
There is a Q-set space in ZFC. By ZOLTAN BALOGH
Proper knots in open 3-manifolds have locally unknotted representatives.
By OLLIE NANYES
A proof of van Douwen’s Right Ideal Theorem.
By DENNIs E. DAVENPORT and NEIL HINDMAN
On the existence of weakly n-dimensional spaces. By JAN VAN MILL and ROMAN POL ..
Vietoris-Begle theorem and spectra. By JERZY DyDAK and GEORGE KOZLOWSKI
A homogeneous continuum that is non-Effros.
By Davip P. BELLAMY and KATHRYN F. PORTER
Locally convex linear topological spaces that are homeomorphic to the powers of the real
line. By A. CHIGOGIDZE
SHORTER NOTES
Unknotting number one knots are prime: a new proof. By XINGRU ZHANG
Vol. 113, No. 3 November 1991 Whole No. 389
A. ALGEBRA AND NUMBER THEORY
Invariance of minimal prime ideals under derivations. By C.-L. CHUANG and T.-K. LEE
Filtrations, asymptotic and Priiferian closures, Cancellation laws.
By HENRI Dicui and DAOUDA SANGARE
Cover-avoidance and Frattini argument. By BEN BREWSTER and PETER HAUCK
Computing the integral closure of an affine domain. By WOLMER V. VASCONCELOS ....
A‘note on eigenvalues of Hecke operators on Siegel modular forms of degree two.
By WINFRIED KOHNEN
B. ANALYSIS
On a theorem of Paley and Wiener. By RICHARD T. MILLER
A nonuniform version of the theorem of Radon-Nikodym in the finitely-additive case with
applications to extensions of finitely-additive set functions. By D. PLACHKY ....
Some trace class commutators of trace zero. By FUAD KITTANEH
A note on the propagators of second order linear differential equations in Hilbert spaces.
By X10 TUUN and LIANG JIN
Explicit functional determinants in four dimensions.
By THOMAS P. BRANSON and BENT ORSTED
There are 2° symmetrically continuous functions. By MIROSLAV CHLEBIK
Maximal functions, A..-measures, and quasiconformal maps. By SUSAN G. STAPLES...
Sectorialness of second order elliptic operators in divergence form. By NOBORU OKAZAWA
Pure state extensions and compressibility of the /,-algebra. By BETUL TANBAY
Random semilinear evolution equations in Banach spaces. By DIMITRIOS KRAVVARITIS .
On firmly nonexpansive mappings. By RysZARD SMARZEWSKI
Fixed point iteration for local strictly pseudo-contractive mapping. By XINLONG WENG .
On intermediate differentiability of Lipschitz functions on certain Banach spaces.
By M. FABIAN and D. PREIss
Schwarzian derivatives and zeros of solutions to second order linear differential equations.
By A. HINKKANEN and JOHN Ross!
Quotients of solutions of linear algebraic differential equations. By LEE A. RUBEL
Multi-tuple Shilov boundaries of algebra tensor products. By Toma V. TONEV
Divisibility constraints on degrees of factor maps. By PAUL TROW
Boundary value problems for second and higher order differential equations.
By DONAL O’ REGAN
Oscillation with respect to partial variables of linear second-order differential systems.
By ZONGQI DENG and SHIGUI RUAN
A cardinal spline approach to wavelets. By CHARLES K. CHuI and JIAN-ZHONG WANG ..
Remark on a paper of Cheng and Smoller. By Vinop B. GoyAL
D. GEOMETRY
Polar duals of convex bodies. By MosTAFA GHANDEHARI
Minimal immersions of punctured compact Riemann surfaces in R?. By KICHOON YANG
E. LOGIC AND FOUNDATIONS
Binary supersolvable matroids and modular constructions. By GUNTER M. ZIEGLER ...
When do equidecomposable sets have equal measures? By PioTR ZAKRZEWSKI
G. TOPOLOGY
2-to-1 maps with hereditarily indecomposable images. By Jo HEATH
Nonexistence of generalized scattering rays and singularities of the scattering kernel for
generic domains in R?. By LUCHEZAR STOJANOV
Homotopy-commutative H-spaces. By James P. Lin and FRANK WILLIAMS
Nonrealizability of subalgebras of A*. By STANLEY O. KOCHMAN
Entropy and completely integrable Hamiltonian systems. By GABRIEL PATERNAIN
Zp actions on spaces of cohomology type (a, 0).
By RONALD M. Dortzet and Te) B. SINGH
Closed curves that never extend to proper maps of disks. By J. Scort CARTER
The Jones polynomial of periodic knots. By YOsHtYUKI YOKOTA
A cellular wedge in R?. By T. B. RusHinG and R. B. SHER
Vol. 113, No. 4 December 1991 Whole No. 390
A. ALGEBRA AND NUMBER THEORY
Interconnections between the structure theory of set addition and rewritability in groups.
By GrReGoryY A. FREIMAN and Boris M. SCHEIN
The monodromy of certain families of linear series is at least the alternating group.
By DAN EDIDIN
A note on the homology of free abelianized extensions. By BRIAN HARTLEY and
RALPH STOHR
B. ANALYSIS
On the Sendov conjecture for sixth degree polynomials. By JOHNNY E. BROWN
On isomorphisms of inductive limit C*-algebras. By KLAUS THOMSEN
Product shifts on B(H). By P. J. STACEY
Group-valued charges: common extensions and the infinite Chinese remainder property.
By K. P. S. BHASKARA Rao and R. M. SHORTT
On the cohomology ring of hyperplane complements. By RICHARD Jozsa and JOHN RICE
On fixed point theorems of nonexpansive mappings in product spaces. By Kok-KEONG
TAN and HONG-KuN Xu
Homogeneous polynomials and invariant subspaces in the polydisc. II. By TAKAHIKO
NAKAZI and KATSUTOSHI TAKAHASHI
Bounded and zero-convergent solutions of a class of Stieltjes integro-differential equations.
By SHAOZHU CHEN, QINGGUANG HUANG, and L. H. ERBE
On the relative strength of two absolute summability methods.
A rigid Borel space. By BOHDAN ANISZCZYK
On the optimal asymptotic eigenvalue behavior of weakly singular integral operators.
FERNANDO Cosos, SVANTE JANSON, and THOMAS KUHN
“Lebesgue measure” on R®. By RICHARD BAKER
Weight structure theorems and factorization of positive operators. By STEVEN BLOOM and
RON KERMAN
Spectral radius formulae in quotient C*-algebras.
D. GEOMETRY
A global pinching theorem for compact minimal surfaces in $3. By Yi-JuNG Hsu
Some structure theorems for complete constant mean curvature surfaces with boundary a
convex curve. By RICARDO SA EARP and HAROLD ROSENBERG
E. LOGIC AND FOUNDATIONS
An independence result in several complex variables. By LAszL6 LEMPERT and LEE A.
F. STATISTICS AND PROBABILITY
Pseudomoments for generalized domains of attraction. By MARK M. MEERSCHAERT ...
Real zeros of random algebraic polynomials. By K. FARAHMAND
G. TOPOLOGY
A characterization of spherical series representations of the free group. By GABRIELLA
KUHN and TIM STEGER
The action of the Steenrod squares on the modular invariants of linear groups. By NGUYEN
H. V. HUNG
Discretization in the method of averaging. By MICHAL FECKAN
Entropy of semipatterns or how to connect the dots to minimize entropy. By JONATHAN
ASHLEY, ETHAN M. COVEN, and WILLIAM GELLER
A Polish topology for the closed subsets of a Polish space. By GERALD BEER
Two-bridge links with unlinking number one. By PETER KOHN
On intersection of compacta in Euclidean space II. By A. N. DRANISHNIKOV
Spaces without cohomological dimension preserving compactifications. By JERZY DYDAK
and JoHN J. WALSH
An end-faithful spanning tree counterexample. By PAUL SEYMOUR and RoBIN THOMAS. 1163
Finitely cyclic homogeneous continua. By PAWEL KRUPSKI and JAMES T. RoGERsS, JR... 1173
Algebras realized by n rational homotopy types. By GREGORY LUPTON
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