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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 121, 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
Generalizations of Deodhar’s $𝛼$-localization functor
Ben Cox.
Proc. Amer. Math. Soc. 121 (1994), 981-990
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MathSciNet review: 1189540
The unitability of $1$-prime lattice-ordered rings with squares positive
Jing Jing Ma.
Proc. Amer. Math. Soc. 121 (1994), 991-997
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MathSciNet review: 1186988
The automorphism group of a free group is not a $CAT(0)$ group
S. M. Gersten.
Proc. Amer. Math. Soc. 121 (1994), 999-1002
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MathSciNet review: 1195719
A linear recurrence system
A. Blasius.
Proc. Amer. Math. Soc. 121 (1994), 1003-1008
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MathSciNet review: 1249870
Koszul complexes and hypersurface singularities
A. D. R. Choudary and A. Dimca.
Proc. Amer. Math. Soc. 121 (1994), 1009-1016
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MathSciNet review: 1189539
Prime factor algebras of the coordinate ring of quantum matrices
K. R. Goodearl and E. S. Letzter.
Proc. Amer. Math. Soc. 121 (1994), 1017-1025
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MathSciNet review: 1211579
Growth property for the minimal surface equation in unbounded domains
Jenn-Fang Hwang.
Proc. Amer. Math. Soc. 121 (1994), 1027-1037
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MathSciNet review: 1204379
Multipliers with closed range on regular commutative Banach algebras
Pietro Aiena and Kjeld B. Laursen.
Proc. Amer. Math. Soc. 121 (1994), 1039-1048
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MathSciNet review: 1185257
A norm-preserving $H^{∞}$ extension problem
Zhi Min Yan.
Proc. Amer. Math. Soc. 121 (1994), 1049-1056
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MathSciNet review: 1198460
A note on the differentiability of convex functions
Cong Xin Wu and Li Xin Cheng.
Proc. Amer. Math. Soc. 121 (1994), 1057-1062
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MathSciNet review: 1207535
On the best constant for the Besicovitch covering theorem
Zoltán Füredi and Peter A. Loeb.
Proc. Amer. Math. Soc. 121 (1994), 1063-1073
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MathSciNet review: 1249875
On the factorization of $A_{p}$ weights
Xing Min Li.
Proc. Amer. Math. Soc. 121 (1994), 1075-1077
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MathSciNet review: 1189551
An elementary proof of Benedicks’s and Carleson’s estimates of harmonic measure of linear sets
Mikhail Sodin.
Proc. Amer. Math. Soc. 121 (1994), 1079-1085
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MathSciNet review: 1189752
The discrete Schwarz-Pick lemma for overlapping circles
Jeff Van Eeuwen.
Proc. Amer. Math. Soc. 121 (1994), 1087-1091
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MathSciNet review: 1191873
A duality theorem for interpolation methods associated to polygons
Fernando Cobos and Pedro Fernández-Martínez.
Proc. Amer. Math. Soc. 121 (1994), 1093-1101
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MathSciNet review: 1209420
A characterisation of absolutely continuous measures on topological semigroups
Heneri A. M. Dzinotyiweyi.
Proc. Amer. Math. Soc. 121 (1994), 1103-1109
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MathSciNet review: 1189541
On the Szegő kernel of an annulus
Scott McCullough and Li-Chien Shen.
Proc. Amer. Math. Soc. 121 (1994), 1111-1121
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MathSciNet review: 1189748
Absolute conjugate Fourier effective methods and functions
A. Kumar and A. Peyerimhoff.
Proc. Amer. Math. Soc. 121 (1994), 1123-1132
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MathSciNet review: 1189545
Full subalgebras of Jordan-Banach algebras and algebra norms on $JB^{*}$-algebras
J. Pérez, L. Rico and A. Rodríguez.
Proc. Amer. Math. Soc. 121 (1994), 1133-1143
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MathSciNet review: 1195486
On a claim of Ramanujan about certain hypergeometric series
David Bradley.
Proc. Amer. Math. Soc. 121 (1994), 1145-1149
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MathSciNet review: 1189537
Some fixed point theorems for composites of acyclic maps
Sehie Park, S. P. Singh and Bruce Watson.
Proc. Amer. Math. Soc. 121 (1994), 1151-1158
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MathSciNet review: 1189547
On extremal extensions of regular contents and measures
Wolfgang Adamski.
Proc. Amer. Math. Soc. 121 (1994), 1159-1164
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MathSciNet review: 1204367
Multiple canonical decompositions of families of operators and a model of quasinormal families
Ximena Catepillán, Marek Ptak and Wacław Szymański.
Proc. Amer. Math. Soc. 121 (1994), 1165-1172
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MathSciNet review: 1189538
Approximation of normal elements in the multiplier algebra of an AF $C^{*}$-algebra
Terry A. Loring and Jack Spielberg.
Proc. Amer. Math. Soc. 121 (1994), 1173-1175
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MathSciNet review: 1211584
A class of maps in an algebra with indefinite metric
Angelo B. Mingarelli.
Proc. Amer. Math. Soc. 121 (1994), 1177-1183
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MathSciNet review: 1197541
Positive definite operator sequences
T. Bisgaard.
Proc. Amer. Math. Soc. 121 (1994), 1185-1191
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MathSciNet review: 1197531
A free boundary focusing problem
Danielle Hilhorst and Josephus Hulshof.
Proc. Amer. Math. Soc. 121 (1994), 1193-1202
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MathSciNet review: 1233975
On a complementarity problem in Banach space
Sudarsan Nanda.
Proc. Amer. Math. Soc. 121 (1994), 1203-1205
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MathSciNet review: 1216822
The nonexistence of some noncompact constant mean curvature surfaces
Leung-Fu Cheung.
Proc. Amer. Math. Soc. 121 (1994), 1207-1209
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MathSciNet review: 1186985
Ricci curvature and holomorphic convexity in Kähler manifolds
Karen R. Pinney.
Proc. Amer. Math. Soc. 121 (1994), 1211-1216
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MathSciNet review: 1189751
Kähler-Einstein surfaces with nonpositive bisectional curvature
Fangyang Zheng.
Proc. Amer. Math. Soc. 121 (1994), 1217-1220
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MathSciNet review: 1200182
Nonparametric estimation of the singularities of a signal from noisy measurements
A. I. Katsevich and A. G. Ramm.
Proc. Amer. Math. Soc. 121 (1994), 1221-1234
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MathSciNet review: 1227518
On the relationship between convergence in distribution and convergence of expected extremes
Theodore P. Hill and M. C. Spruill.
Proc. Amer. Math. Soc. 121 (1994), 1235-1243
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MathSciNet review: 1195722
On the dimensional properties of Stone-Čech remainder of $P_{0}$-spaces
H. Attia.
Proc. Amer. Math. Soc. 121 (1994), 1245-1249
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MathSciNet review: 1156462
Representing characteristic homology classes of $m\bold CP^{2}#n\overline{CP}^{2}$
Jian Han Guo and Dan Yan Gan.
Proc. Amer. Math. Soc. 121 (1994), 1251-1255
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MathSciNet review: 1205494
On the left ideal in the universal enveloping algebra of a Lie group generated by a complex Lie subalgebra
Juan Tirao.
Proc. Amer. Math. Soc. 121 (1994), 1257-1266
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MathSciNet review: 1189550
Nonexistence of weakly almost complex structures on Grassmannians
Zi Zhou Tang.
Proc. Amer. Math. Soc. 121 (1994), 1267-1270
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MathSciNet review: 1198462
Linked pairs of contractible polyhedra in $S^{n}$
Craig R. Guilbault.
Proc. Amer. Math. Soc. 121 (1994), 1271-1274
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MathSciNet review: 1205493
Fixed sets of unitary $G$-manifolds
Steven R. Costenoble, Michael Steiner and Stefan Waner.
Proc. Amer. Math. Soc. 121 (1994), 1275-1287
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MathSciNet review: 1198453
Scharlemann’s $4$-manifolds and smooth $2$-knots in $S^{2}×S^{2}$
Yoshihisa Sato.
Proc. Amer. Math. Soc. 121 (1994), 1289-1294
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MathSciNet review: 1218118
A remark on the moment map
H. Azad.
Proc. Amer. Math. Soc. 121 (1994), 1295-1297
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MathSciNet review: 1191865
Howe/Kirillov theory for $p$-adic symmetric spaces
Jeffrey Hakim.
Proc. Amer. Math. Soc. 121 (1994), 1299-1305
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MathSciNet review: 1195479
Siegel’s theorem for complex function fields
José Felipe Voloch.
Proc. Amer. Math. Soc. 121 (1994), 1307-1308
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MathSciNet review: 1209430
Corrigendum to: “On Hausdorff dimension of recurrent net fractals” [Proc. Amer. Math. Soc. 116 (1992), no. 2, 389–400; MR1094507 (92m:58079)]
Sergio Stella.
Proc. Amer. Math. Soc. 121 (1994), 1309-1311
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MathSciNet review: 1224620