Contents of Volume 81, Number 2
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- Representations of Baer $\ast$-semigroups
- Stanley P. Gudder and John R. Michel
- Proc. Amer. Math. Soc. 81 (1981), 157-163
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593446-0
- A limit on the Loewy length of the endomorphism ring of a module of finite length
- Sverre O. Smalø
- Proc. Amer. Math. Soc. 81 (1981), 164-166
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593447-2
- Relations in hyperreflection groups
- Erich W. Ellers
- Proc. Amer. Math. Soc. 81 (1981), 167-171
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593448-4
- Group rings whose torsion units form a subgroup
- César Polcino Milies
- Proc. Amer. Math. Soc. 81 (1981), 172-174
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593449-6
- Flat and projective character modules
- Thomas J. Cheatham and David R. Stone
- Proc. Amer. Math. Soc. 81 (1981), 175-177
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593450-2
- Intersections of pure subgroups in abelian groups
- D. Boyer and K. M. Rangaswamy
- Proc. Amer. Math. Soc. 81 (1981), 178-180
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593451-4
- The restriction of Whittaker modules to certain parabolic subalgebras
- Nolan R. Wallach
- Proc. Amer. Math. Soc. 81 (1981), 181-188
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593452-6
- Schur indices and the Galois group
- Eugene Spiegel
- Proc. Amer. Math. Soc. 81 (1981), 189-190
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593453-8
- Groups of finite weight
- A. H. Rhemtulla
- Proc. Amer. Math. Soc. 81 (1981), 191-192
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593454-X
- A counterexample to conjectures of Papakyriakopoulos and Swarup
- James McCool
- Proc. Amer. Math. Soc. 81 (1981), 193-194
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593455-1
- A quick test for nonisomorphism of one-relator groups
- K. J. Horadam
- Proc. Amer. Math. Soc. 81 (1981), 195-200
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593456-3
- On the limiting set of stochastic products $xA_{1}\cdots A_{k}$
- D. J. Hartfiel
- Proc. Amer. Math. Soc. 81 (1981), 201-206
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593457-5
- Generalized cyclotomic periods
- Ronald J. Evans
- Proc. Amer. Math. Soc. 81 (1981), 207-212
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593458-7
- Fixed subalgebra of a commutative Frobenius algebra
- Gorô Azumaya
- Proc. Amer. Math. Soc. 81 (1981), 213-216
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593459-9
- A complex that resolves the ideal of minors having $n-1$ columns in common
- J. F. Andrade and A. Simis
- Proc. Amer. Math. Soc. 81 (1981), 217-219
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593460-5
- A remark on bounded strictly plurisubharmonic exhaustion functions
- R. Michael Range
- Proc. Amer. Math. Soc. 81 (1981), 220-222
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593461-7
- Multipliers of group algebras of vector-valued functions
- U. B. Tewari, M. Dutta and D. P. Vaidya
- Proc. Amer. Math. Soc. 81 (1981), 223-229
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593462-9
- Composition operators isolated in the uniform operator topology
- Earl Berkson
- Proc. Amer. Math. Soc. 81 (1981), 230-232
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593463-0
- Remarks on bimeasures
- Igor Kluvánek
- Proc. Amer. Math. Soc. 81 (1981), 233-239
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593464-2
- An extension of the Fuglede-Putnam theorem to subnormal operators using a Hilbert-Schmidt norm inequality
- Takayuki Furuta
- Proc. Amer. Math. Soc. 81 (1981), 240-242
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593465-4
- On subharmonicity of the capacity of the spectrum
- Zbigniew Słodkowski
- Proc. Amer. Math. Soc. 81 (1981), 243-249
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593466-6
- Length estimates for holomorphic functions
- Shinji Yamashita
- Proc. Amer. Math. Soc. 81 (1981), 250-252
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593467-8
- A nonlinear ergodic theorem for an amenable semigroup of nonexpansive mappings in a Hilbert space
- Wataru Takahashi
- Proc. Amer. Math. Soc. 81 (1981), 253-256
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593468-X
- Asymptotic normal structure and fixed points of nonexpansive mappings
- J.-B. Baillon and R. Schöneberg
- Proc. Amer. Math. Soc. 81 (1981), 257-264
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593469-1
- On the Dunford-Pettis property
- J. Bourgain
- Proc. Amer. Math. Soc. 81 (1981), 265-272
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593470-8
- On the product of a Riesz set and a small $p$ set
- Hiroshi Yamaguchi
- Proc. Amer. Math. Soc. 81 (1981), 273-278
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593471-X
- Stable summation methods for a class of singular Sturm-Liouville expansions
- Harvey Diamond, Mark Kon and Louise Raphael
- Proc. Amer. Math. Soc. 81 (1981), 279-286
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593472-1
- Transformation of a class of nonselfadjoint eigenvalue problems
- D. R. K. S. Rao and K. N. Murty
- Proc. Amer. Math. Soc. 81 (1981), 287-292
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593473-3
- Arens regularity and the algebra of double multipliers
- B. J. Tomiuk
- Proc. Amer. Math. Soc. 81 (1981), 293-298
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593474-5
- $M$-ideals, the strong $2$-ball property and some renorming theorems
- David Yost
- Proc. Amer. Math. Soc. 81 (1981), 299-303
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593475-7
- The first eigenvalue of the Laplacian for plane domains
- Christopher B. Croke
- Proc. Amer. Math. Soc. 81 (1981), 304-305
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593476-9
- A remark on analytic sets with $\sigma$-compact sections
- V. V. Srivatsa
- Proc. Amer. Math. Soc. 81 (1981), 306-307
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593477-0
- A stratifiable $k_{R}$-space which is not a $k$-space
- Carlos R. Borges
- Proc. Amer. Math. Soc. 81 (1981), 308-310
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593478-2
- Scalar curvature of Lie groups
- Hêng Lung Lai and Huei Shyong Lue
- Proc. Amer. Math. Soc. 81 (1981), 311-315
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593479-4
- A generalized pressing-down lemma and isocompactness
- Brian M. Scott
- Proc. Amer. Math. Soc. 81 (1981), 316-320
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593480-0
- Characterization of the set-theoretical geometric realization in the non-Euclidean case
- Carlos Ruiz Salguero and Roberto Ruiz Salguero
- Proc. Amer. Math. Soc. 81 (1981), 321-324
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593481-2
- Fixed point sets of $\textrm {LC}^{\infty }$, $C^{\infty }$ continua
- John R. Martin
- Proc. Amer. Math. Soc. 81 (1981), 325-328
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593482-4
- Construction of spaces with a $\sigma$-minimal base
- Dennis K. Burke
- Proc. Amer. Math. Soc. 81 (1981), 329-332
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593483-6
- Stability of periodic orbits in the theorem of Šarkovskii
- Louis Block
- Proc. Amer. Math. Soc. 81 (1981), 333-336
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593484-8
- A countable $k$-space that is not stratifiable
- L. Foged
- Proc. Amer. Math. Soc. 81 (1981), 337-338
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593485-X
- A remark on the multiplicity of the discrete spectrum of congruence groups
- Burton Randol
- Proc. Amer. Math. Soc. 81 (1981), 339-340
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593486-1
- Another proof of Bianchi’s identity in Riemannian geometry
- Jerry L. Kazdan
- Proc. Amer. Math. Soc. 81 (1981), 341-342
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593487-3
- The states associated with approximately inner automorphisms
- Marie Choda
- Proc. Amer. Math. Soc. 81 (1981), 343-344
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593488-5
- The center of a convex set
- Teck Cheong Lim
- Proc. Amer. Math. Soc. 81 (1981), 345-346
- DOI: https://doi.org/10.1090/S0002-9939-1981-0593489-7