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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

Contents of Volume 120, Number 4

All articles in this issue are freely accessible.
View front matter and back matter from the print issue of this journal View front and back matter from the print issue
Polynomial rings over Goldie-Kerr commutative rings
Carl Faith.
Proc. Amer. Math. Soc. 120 (1994), 989-993
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MathSciNet review: 1221723
Comparison of the lengths of the continued fractions of $√D$ and $\frac12(1+√D)$
Kenneth S. Williams and Nicholas Buck.
Proc. Amer. Math. Soc. 120 (1994), 995-1002
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MathSciNet review: 1169053
A cohomological class of vector bundles
Rosa M. Miró-Roig.
Proc. Amer. Math. Soc. 120 (1994), 1003-1008
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MathSciNet review: 1172953
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
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MathSciNet review: 1185267
Regular sequences, projective dimension and criteria for regularity of local rings
P. Jothilingam and S. Mangayarcarassy.
Proc. Amer. Math. Soc. 120 (1994), 1017-1019
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MathSciNet review: 1170546
Fixed algebras of residually nilpotent Lie algebras
Vesselin Drensky.
Proc. Amer. Math. Soc. 120 (1994), 1021-1028
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MathSciNet review: 1181161
The associated graded ring and the index of a Gorenstein local ring
Songqing Ding.
Proc. Amer. Math. Soc. 120 (1994), 1029-1033
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MathSciNet review: 1181160
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
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MathSciNet review: 1203988
On the metrical theory of continued fractions
R. Nair.
Proc. Amer. Math. Soc. 120 (1994), 1041-1046
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MathSciNet review: 1176073
Rates of growth of p.i.\ algebras
Allan Berele.
Proc. Amer. Math. Soc. 120 (1994), 1047-1048
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MathSciNet review: 1204370
On quasi-continuous rings
W. K. Nicholson and M. F. Yousif.
Proc. Amer. Math. Soc. 120 (1994), 1049-1051
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MathSciNet review: 1211586
$Q$-universal quasivarieties of algebras
M. E. Adams and W. Dziobiak.
Proc. Amer. Math. Soc. 120 (1994), 1053-1059
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MathSciNet review: 1172942
Exact covering systems and the Gauss-Legendre multiplication formula for the gamma function
John Beebee.
Proc. Amer. Math. Soc. 120 (1994), 1061-1065
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MathSciNet review: 1180463
A symmetry property of the Fréchet derivative
Roy Mathias.
Proc. Amer. Math. Soc. 120 (1994), 1067-1070
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MathSciNet review: 1216819
The structure of Johns rings
Carl Faith and Pere Menal.
Proc. Amer. Math. Soc. 120 (1994), 1071-1081
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MathSciNet review: 1231294
Nonunimodality of graded Gorenstein Artin algebras
Mats Boij and Dan Laksov.
Proc. Amer. Math. Soc. 120 (1994), 1083-1092
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MathSciNet review: 1227512
Factorization of positive cones of order $n$ of von Neumann algebras
Yasuhide Miura.
Proc. Amer. Math. Soc. 120 (1994), 1093-1100
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MathSciNet review: 1209426
A weighted inequality for the Kakeya maximal operator
A. M. Vargas.
Proc. Amer. Math. Soc. 120 (1994), 1101-1105
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MathSciNet review: 1170548
On the isometries of $H^{∞}_{E}(B)$
Yasuo Matsugu and Takahiko Yamada.
Proc. Amer. Math. Soc. 120 (1994), 1107-1112
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MathSciNet review: 1169883
Hankel operators on the Bergman space of the unit polydisc
Huiping Li.
Proc. Amer. Math. Soc. 120 (1994), 1113-1121
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MathSciNet review: 1176483
On Hosszú’s functional equation in distributions
E. L. Koh.
Proc. Amer. Math. Soc. 120 (1994), 1123-1129
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MathSciNet review: 1186990
On a definite integral of a hypergeometric function
Li-Chien Shen.
Proc. Amer. Math. Soc. 120 (1994), 1131-1136
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MathSciNet review: 1186995
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
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MathSciNet review: 1182697
The existence question in the calculus of variations: a density result
Arrigo Cellina and Carlo Mariconda.
Proc. Amer. Math. Soc. 120 (1994), 1145-1150
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MathSciNet review: 1174488
Entire propagator
L. Autret and H. Emamirad.
Proc. Amer. Math. Soc. 120 (1994), 1151-1158
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MathSciNet review: 1172945
Strongly exposed points in Lebesgue-Bochner function spaces
Zhibao Hu and Bor-Luh Lin.
Proc. Amer. Math. Soc. 120 (1994), 1159-1165
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MathSciNet review: 1176069
Complemented copies of $c_{0}$ in $L^{∞}(𝜇,E)$
Santiago Díaz.
Proc. Amer. Math. Soc. 120 (1994), 1167-1172
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MathSciNet review: 1189744
On supportless convex sets in incomplete normed spaces
V. P. Fonf.
Proc. Amer. Math. Soc. 120 (1994), 1173-1176
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MathSciNet review: 1216811
Sur les réflexions des courbes de Lavrentiev
Michel Zinsmeister.
Proc. Amer. Math. Soc. 120 (1994), 1177-1180
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MathSciNet review: 1172956
On the hypoellipticity of convolution equations in the ultradistribution spaces of $L^{q}$ growth
Dušanka Kovačević.
Proc. Amer. Math. Soc. 120 (1994), 1181-1190
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MathSciNet review: 1197540
Characterizations of bounded sets in spaces of ultradistributions
Stevan Pilipović.
Proc. Amer. Math. Soc. 120 (1994), 1191-1206
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MathSciNet review: 1211587
A disc-hull in $C^{2}$
H. Alexander.
Proc. Amer. Math. Soc. 120 (1994), 1207-1209
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MathSciNet review: 1179585
Examples of natural extensions of nonsingular endomorphisms
K. G. Dajani and J. M. Hawkins.
Proc. Amer. Math. Soc. 120 (1994), 1211-1217
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MathSciNet review: 1174489
Approximation by semi-Fredholm operators
Fernando Galaz-Fontes.
Proc. Amer. Math. Soc. 120 (1994), 1219-1222
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MathSciNet review: 1197536
Hypersurfaces with constant mean curvature in spheres
Hilário Alencar and Manfredo do Carmo.
Proc. Amer. Math. Soc. 120 (1994), 1223-1229
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MathSciNet review: 1172943
Local splitting theorems for Riemannian manifolds
M. Cai, G. J. Galloway and Z. Liu.
Proc. Amer. Math. Soc. 120 (1994), 1231-1239
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MathSciNet review: 1186984
Countable metacompactness in $Ψ$-spaces
Paul Szeptycki.
Proc. Amer. Math. Soc. 120 (1994), 1241-1246
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MathSciNet review: 1169890
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
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MathSciNet review: 1176066
Comfort types of ultrafilters
Salvador García-Ferreira.
Proc. Amer. Math. Soc. 120 (1994), 1251-1260
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MathSciNet review: 1170543
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
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MathSciNet review: 1152989
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
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MathSciNet review: 1205488
Links with unlinking number one are prime
C. McA. Gordon and J. Luecke.
Proc. Amer. Math. Soc. 120 (1994), 1271-1274
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MathSciNet review: 1195721
A sufficient condition for surfaces in $3$-manifolds to have unique prime decompositions
Michael Motto.
Proc. Amer. Math. Soc. 120 (1994), 1275-1280
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MathSciNet review: 1195727
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
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MathSciNet review: 1205485
An infinite loop space machine for theories with noncontractible multiplication
Igor Kříž.
Proc. Amer. Math. Soc. 120 (1994), 1289-1298
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MathSciNet review: 1172959
Zero-dimensionality of some pseudocompact groups
Dikran Dikranjan.
Proc. Amer. Math. Soc. 120 (1994), 1299-1308
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MathSciNet review: 1185278
Existence of $𝜋_{1}$-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
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MathSciNet review: 1215031
An explicit formula for fundamental solutions of linear partial differential equations with constant coefficients
Heinz König.
Proc. Amer. Math. Soc. 120 (1994), 1315-1318
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MathSciNet review: 1197539
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
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MathSciNet review: 1195726