Proceedings of the American Mathematical Society

Contents of Volume 120, Number 4
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Polynomial rings over Goldie-Kerr commutative rings

Carl Faith

Proc. Amer. Math. Soc. 120 (1994), 989-993

DOI: https://doi.org/10.1090/S0002-9939-1994-1221723-8

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Comparison of the lengths of the continued fractions of $\sqrt D$ and $\frac 12(1+\sqrt D)$

Kenneth S. Williams and Nicholas Buck

Proc. Amer. Math. Soc. 120 (1994), 995-1002

DOI: https://doi.org/10.1090/S0002-9939-1994-1169053-7

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A cohomological class of vector bundles

Rosa M. Miró-Roig

Proc. Amer. Math. Soc. 120 (1994), 1003-1008

DOI: https://doi.org/10.1090/S0002-9939-1994-1172953-5

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The conjugacy problem for HNN extensions with infinite cyclic associated groups

K. J. Horadam and G. E. Farr

Proc. Amer. Math. Soc. 120 (1994), 1009-1015

DOI: https://doi.org/10.1090/S0002-9939-1994-1185267-4

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Regular sequences, projective dimension and criteria for regularity of local rings

P. Jothilingam and S. Mangayarcarassy

Proc. Amer. Math. Soc. 120 (1994), 1017-1019

DOI: https://doi.org/10.1090/S0002-9939-1994-1170546-7

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Fixed algebras of residually nilpotent Lie algebras

Vesselin Drensky

Proc. Amer. Math. Soc. 120 (1994), 1021-1028

DOI: https://doi.org/10.1090/S0002-9939-1994-1181161-3

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The associated graded ring and the index of a Gorenstein local ring

Songqing Ding

Proc. Amer. Math. Soc. 120 (1994), 1029-1033

DOI: https://doi.org/10.1090/S0002-9939-1994-1181160-1

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A necessary condition for an elliptic element to belong to a uniform tree lattice

Ying-Sheng Liu

Proc. Amer. Math. Soc. 120 (1994), 1035-1039

DOI: https://doi.org/10.1090/S0002-9939-1994-1203988-1

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On the metrical theory of continued fractions

R. Nair

Proc. Amer. Math. Soc. 120 (1994), 1041-1046

DOI: https://doi.org/10.1090/S0002-9939-1994-1176073-5

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Rates of growth of p.i. algebras

Allan Berele

Proc. Amer. Math. Soc. 120 (1994), 1047-1048

DOI: https://doi.org/10.1090/S0002-9939-1994-1204370-3

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On quasi-continuous rings

W. K. Nicholson and M. F. Yousif

Proc. Amer. Math. Soc. 120 (1994), 1049-1051

DOI: https://doi.org/10.1090/S0002-9939-1994-1211586-9

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$Q$-universal quasivarieties of algebras

M. E. Adams and W. Dziobiak

Proc. Amer. Math. Soc. 120 (1994), 1053-1059

DOI: https://doi.org/10.1090/S0002-9939-1994-1172942-0

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Exact covering systems and the Gauss-Legendre multiplication formula for the gamma function

John Beebee

Proc. Amer. Math. Soc. 120 (1994), 1061-1065

DOI: https://doi.org/10.1090/S0002-9939-1994-1180463-4

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A symmetry property of the Fréchet derivative

Roy Mathias

Proc. Amer. Math. Soc. 120 (1994), 1067-1070

DOI: https://doi.org/10.1090/S0002-9939-1994-1216819-0

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The structure of Johns rings

Carl Faith and Pere Menal

Proc. Amer. Math. Soc. 120 (1994), 1071-1081

DOI: https://doi.org/10.1090/S0002-9939-1994-1231294-8

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Nonunimodality of graded Gorenstein Artin algebras

Mats Boij and Dan Laksov

Proc. Amer. Math. Soc. 120 (1994), 1083-1092

DOI: https://doi.org/10.1090/S0002-9939-1994-1227512-2

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Factorization of positive cones of order $n$ of von Neumann algebras

Yasuhide Miura

Proc. Amer. Math. Soc. 120 (1994), 1093-1100

DOI: https://doi.org/10.1090/S0002-9939-1994-1209426-7

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A weighted inequality for the Kakeya maximal operator

A. M. Vargas

Proc. Amer. Math. Soc. 120 (1994), 1101-1105

DOI: https://doi.org/10.1090/S0002-9939-1994-1170548-0

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On the isometries of $H^ \infty _ E(B)$

Yasuo Matsugu and Takahiko Yamada

Proc. Amer. Math. Soc. 120 (1994), 1107-1112

DOI: https://doi.org/10.1090/S0002-9939-1994-1169883-1

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Hankel operators on the Bergman space of the unit polydisc

Huiping Li

Proc. Amer. Math. Soc. 120 (1994), 1113-1121

DOI: https://doi.org/10.1090/S0002-9939-1994-1176483-6

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On Hosszú’s functional equation in distributions

E. L. Koh

Proc. Amer. Math. Soc. 120 (1994), 1123-1129

DOI: https://doi.org/10.1090/S0002-9939-1994-1186990-8

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On a definite integral of a hypergeometric function

Li-Chien Shen

Proc. Amer. Math. Soc. 120 (1994), 1131-1136

DOI: https://doi.org/10.1090/S0002-9939-1994-1186995-7

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Linear independence of iterates and meromorphic solutions of functional equations

Jens Peter Reus Christensen and Pal Fischer

Proc. Amer. Math. Soc. 120 (1994), 1137-1143

DOI: https://doi.org/10.1090/S0002-9939-1994-1182697-1

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The existence question in the calculus of variations: a density result

Arrigo Cellina and Carlo Mariconda

Proc. Amer. Math. Soc. 120 (1994), 1145-1150

DOI: https://doi.org/10.1090/S0002-9939-1994-1174488-2

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Entire propagator

L. Autret and H. Emamirad

Proc. Amer. Math. Soc. 120 (1994), 1151-1158

DOI: https://doi.org/10.1090/S0002-9939-1994-1172945-6

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Strongly exposed points in Lebesgue-Bochner function spaces

Zhibao Hu and Bor-Luh Lin

Proc. Amer. Math. Soc. 120 (1994), 1159-1165

DOI: https://doi.org/10.1090/S0002-9939-1994-1176069-3

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Complemented copies of $c_ 0$ in $L^ \infty (\mu ,E)$

Santiago Díaz

Proc. Amer. Math. Soc. 120 (1994), 1167-1172

DOI: https://doi.org/10.1090/S0002-9939-1994-1189744-1

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On supportless convex sets in incomplete normed spaces

V. P. Fonf

Proc. Amer. Math. Soc. 120 (1994), 1173-1176

DOI: https://doi.org/10.1090/S0002-9939-1994-1216811-6

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Sur les réflexions des courbes de Lavrentiev

Michel Zinsmeister

Proc. Amer. Math. Soc. 120 (1994), 1177-1180

DOI: https://doi.org/10.1090/S0002-9939-1994-1172956-0

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On the hypoellipticity of convolution equations in the ultradistribution spaces of $L^ q$ growth

Dušanka Kovačević

Proc. Amer. Math. Soc. 120 (1994), 1181-1190

DOI: https://doi.org/10.1090/S0002-9939-1994-1197540-4

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Characterizations of bounded sets in spaces of ultradistributions

Stevan Pilipović

Proc. Amer. Math. Soc. 120 (1994), 1191-1206

DOI: https://doi.org/10.1090/S0002-9939-1994-1211587-0

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A disc-hull in $\textbf {C}^ 2$

H. Alexander

Proc. Amer. Math. Soc. 120 (1994), 1207-1209

DOI: https://doi.org/10.1090/S0002-9939-1994-1179585-3

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Examples of natural extensions of nonsingular endomorphisms

K. G. Dajani and J. M. Hawkins

Proc. Amer. Math. Soc. 120 (1994), 1211-1217

DOI: https://doi.org/10.1090/S0002-9939-1994-1174489-4

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Approximation by semi-Fredholm operators

Fernando Galaz-Fontes

Proc. Amer. Math. Soc. 120 (1994), 1219-1222

DOI: https://doi.org/10.1090/S0002-9939-1994-1197536-2

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Hypersurfaces with constant mean curvature in spheres

Hilário Alencar and Manfredo do Carmo

Proc. Amer. Math. Soc. 120 (1994), 1223-1229

DOI: https://doi.org/10.1090/S0002-9939-1994-1172943-2

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Local splitting theorems for Riemannian manifolds

M. Cai, G. J. Galloway and Z. Liu

Proc. Amer. Math. Soc. 120 (1994), 1231-1239

DOI: https://doi.org/10.1090/S0002-9939-1994-1186984-2

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Countable metacompactness in $\Psi$-spaces

Paul Szeptycki

Proc. Amer. Math. Soc. 120 (1994), 1241-1246

DOI: https://doi.org/10.1090/S0002-9939-1994-1169890-9

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Borel liftings of the measure algebra and the failure of the continuum hypothesis

T. Carlson, R. Frankiewicz and P. Zbierski

Proc. Amer. Math. Soc. 120 (1994), 1247-1250

DOI: https://doi.org/10.1090/S0002-9939-1994-1176066-8

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Comfort types of ultrafilters

Salvador García-Ferreira

Proc. Amer. Math. Soc. 120 (1994), 1251-1260

DOI: https://doi.org/10.1090/S0002-9939-1994-1170543-1

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Every needle point space contains a compact convex AR-set with no extreme points

Nguyen To Nhu and Le Hoang Tri

Proc. Amer. Math. Soc. 120 (1994), 1261-1265

DOI: https://doi.org/10.1090/S0002-9939-1994-1152989-0

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On the failure of the Urysohn-Menger sum formula for cohomological dimension

A. N. Dranišnikov, D. Repovš and E. V. Ščepin

Proc. Amer. Math. Soc. 120 (1994), 1267-1270

DOI: https://doi.org/10.1090/S0002-9939-1994-1205488-1

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Links with unlinking number one are prime

C. McA. Gordon and J. Luecke

Proc. Amer. Math. Soc. 120 (1994), 1271-1274

DOI: https://doi.org/10.1090/S0002-9939-1994-1195721-7

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A sufficient condition for surfaces in $3$-manifolds to have unique prime decompositions

Michael Motto

Proc. Amer. Math. Soc. 120 (1994), 1275-1280

DOI: https://doi.org/10.1090/S0002-9939-1994-1195727-8

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The volume of a hyperbolic $3$-manifold with Betti number $2$

Marc Culler and Peter B. Shalen

Proc. Amer. Math. Soc. 120 (1994), 1281-1288

DOI: https://doi.org/10.1090/S0002-9939-1994-1205485-6

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An infinite loop space machine for theories with noncontractible multiplication

Igor Kříž

Proc. Amer. Math. Soc. 120 (1994), 1289-1298

DOI: https://doi.org/10.1090/S0002-9939-1994-1172959-6

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Zero-dimensionality of some pseudocompact groups

Dikran Dikranjan

Proc. Amer. Math. Soc. 120 (1994), 1299-1308

DOI: https://doi.org/10.1090/S0002-9939-1994-1185278-9

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Existence of $\pi _ 1$-negligible embeddings in $4$-manifolds. A correction to Theorem 10.5 of Freedmann and Quinn

Richard Stong

Proc. Amer. Math. Soc. 120 (1994), 1309-1314

DOI: https://doi.org/10.1090/S0002-9939-1994-1215031-9

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An explicit formula for fundamental solutions of linear partial differential equations with constant coefficients

Heinz König

Proc. Amer. Math. Soc. 120 (1994), 1315-1318

DOI: https://doi.org/10.1090/S0002-9939-1994-1197539-8

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Correction to: “On coefficient inequalities for meromorphic univalent functions” [Proc. Amer. Math. Soc. 114 (1992), no. 2, 413–422; MR1086333 (92e:30012)]

Li Quan Liu

Proc. Amer. Math. Soc. 120 (1994), 1319

DOI: https://doi.org/10.1090/S0002-9939-1994-1195726-6

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