Contents of Volume 99, Number 4

All articles in this issue are freely accessible.

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Linear operators preserving the numerical radius of matrices

Chi-Kwong Li.
Proc. Amer. Math. Soc. 99 (1987), 601-608
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MathSciNet review: 877024

Group ring idempotents with minimal trace

D. A. R. Wallace.
Proc. Amer. Math. Soc. 99 (1987), 609-612
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MathSciNet review: 877025

Smoothing curves in $P^{3}$ with $p_{a}=1$

Carmen A. Sánchez.
Proc. Amer. Math. Soc. 99 (1987), 613-616
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MathSciNet review: 877026

A structure theorem for completely regular semigroups

Mario Petrich.
Proc. Amer. Math. Soc. 99 (1987), 617-622
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MathSciNet review: 877027

A wild Cantor set as the limit set of a conformal group action on $S^{3}$

M. Bestvina and D. Cooper.
Proc. Amer. Math. Soc. 99 (1987), 623-626
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MathSciNet review: 877028

The row rank of a subring of a matrix ring

M. S. Li and J. M. Zelmanowitz.
Proc. Amer. Math. Soc. 99 (1987), 627-633
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MathSciNet review: 877029

Ideals containing monics

Budh Nashier and Warren Nichols.
Proc. Amer. Math. Soc. 99 (1987), 634-636
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MathSciNet review: 877030

The determination of a parabolic equation from initial and final data

William Rundell.
Proc. Amer. Math. Soc. 99 (1987), 637-642
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MathSciNet review: 877031

A natural formulation of quasi-interpolation by multivariate splines

Charles K. Chui and Harvey Diamond.
Proc. Amer. Math. Soc. 99 (1987), 643-646
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MathSciNet review: 877032

On crossed products with property $T$

Shōichi Watanabe.
Proc. Amer. Math. Soc. 99 (1987), 647-650
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MathSciNet review: 877033

Unconditional bases in $L^{2}(0,a)$

Sergeĭ V. Hruščëv.
Proc. Amer. Math. Soc. 99 (1987), 651-656
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MathSciNet review: 877034

Littlewood-Paley operators on BMO

Douglas S. Kurtz.
Proc. Amer. Math. Soc. 99 (1987), 657-666
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MathSciNet review: 877035

Compact and weakly compact composition operators on spaces of vector valued continuous functions

R. K. Singh and W. H. Summers.
Proc. Amer. Math. Soc. 99 (1987), 667-670
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MathSciNet review: 877036

Most normal operators are diagonal

C. K. Fong.
Proc. Amer. Math. Soc. 99 (1987), 671-672
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MathSciNet review: 877037

Oscillatory and periodic solutions of delay differential equations with piecewise constant argument

A. R. Aftabizadeh, Joseph Wiener and Jian-Ming Xu.
Proc. Amer. Math. Soc. 99 (1987), 673-679
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MathSciNet review: 877038

On a minimax inequality of Ky Fan

Chung Wei Ha.
Proc. Amer. Math. Soc. 99 (1987), 680-682
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MathSciNet review: 877039

On some spectral properties of elliptic pseudodifferential operators

M. W. Wong.
Proc. Amer. Math. Soc. 99 (1987), 683-689
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MathSciNet review: 877040

Note on compatible vector topologies

Jerzy Kąkol.
Proc. Amer. Math. Soc. 99 (1987), 690-692
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MathSciNet review: 877041

Asymptotically periodic solutions of a class of second order nonlinear differential equations

Zhong Chao Liang.
Proc. Amer. Math. Soc. 99 (1987), 693-699
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MathSciNet review: 877042

On the final set of a real entire function of exponential type

Murali Rao and Li-Chien Shen.
Proc. Amer. Math. Soc. 99 (1987), 700-704
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MathSciNet review: 877043

Complex interpolation and convexity

Marco Vignati.
Proc. Amer. Math. Soc. 99 (1987), 705-711
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MathSciNet review: 877044

Certain properties of derivations

Mark Spivack.
Proc. Amer. Math. Soc. 99 (1987), 712-718
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MathSciNet review: 877045

Linear sums of certain analytic functions

Ram Singh and Surinder Paul.
Proc. Amer. Math. Soc. 99 (1987), 719-725
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MathSciNet review: 877046

An equation alternately of retarded and advanced type

Kenneth L. Cooke and Joseph Wiener.
Proc. Amer. Math. Soc. 99 (1987), 726-732
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MathSciNet review: 877047

On a converse result for Perron’s theorem for asymptotic stability for nonlinear differential equations

George Seifert.
Proc. Amer. Math. Soc. 99 (1987), 733-736
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MathSciNet review: 877048

A sampling theorem for analytic functions

J. L. Schiff and W. J. Walker.
Proc. Amer. Math. Soc. 99 (1987), 737-740
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MathSciNet review: 877049

On totally real $3$-dimensional submanifolds of the nearly Kaehler $6$-sphere

F. Dillen, B. Opozda, L. Verstraelen and L. Vrancken.
Proc. Amer. Math. Soc. 99 (1987), 741-749
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MathSciNet review: 877050

Characterizing $S^{m}$ by the spectrum of the Laplacian on $2$-forms

S. I. Goldberg and H. Gauchman.
Proc. Amer. Math. Soc. 99 (1987), 750-756
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MathSciNet review: 877051

A probability distribution associated with the Hurwitz zeta function

R. L. Duncan.
Proc. Amer. Math. Soc. 99 (1987), 757-759
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MathSciNet review: 877052

Local cut-points in continuous images of compact ordered spaces

Ryuji Maehara.
Proc. Amer. Math. Soc. 99 (1987), 760-764
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MathSciNet review: 877053

Spectral asymptotics for spinor Laplacians and multiplicities

Henri Moscovici.
Proc. Amer. Math. Soc. 99 (1987), 765-771
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MathSciNet review: 877054

A companion to the Oseledec multiplicative ergodic theorem

Joseph C. Watkins.
Proc. Amer. Math. Soc. 99 (1987), 772-776
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MathSciNet review: 877055

Points de continuité d’une fonction séparément continue. II

G. Debs.
Proc. Amer. Math. Soc. 99 (1987), 777-782
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MathSciNet review: 877056

An elementary proof of Słodkowski’s theorem

Enrico Casadio Tarabusi.
Proc. Amer. Math. Soc. 99 (1987), 783-784
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MathSciNet review: 877057