## HOUSTON JOURNAL OF MATHEMATICS

### Archived Edition
Vol. 16, No. 4, 1990

*Editors*: H. Brezis (Paris), G.G. Johnson (Houston), J.A. Johnson (Houston), A. Lelek (Houston), J. Nagata (Osaka), B.H. Neumann (Australian National University), G.-C. Rota (MIT), R. Scott (Houston)

*Managing Editor*: V. Paulsen (Houston)

Houston Journal of Mathematics

*Contents*

**Ph. J. Xenos
**

On a Special Riemannian (2k+1)-Symmetric s-Manifold, pp. 451-456.

**Thomas A. Fournelle
**

Sylow Theory in Generalized Wreath Products of Finite Groups, pp. 457-464.

**Tadeusz Kuczumow, Stanislaw Prus
**

Compact Asymptotic Centers and Fixed Points of Multivalued Nonexpansive Mappings, pp. 465-468.

**George O. Golightly
**

Coefficients in Sine Series Expansions of Special Entire Functions II, pp.
469-507.

**Nikolaos S. Papageorgiou
**

Sensitivity Analysis of Evolution Inclusions and Its Applications to the Variational Stability of Optimal Control Problems, pp. 509-522.

**Mohammad K. Azarian
**

On the Near Frattini Subgroups of Amalgamated Free Products of Groups, pp. 523-528.

**Kohzo Yamada
**

On Classification of Small Weakly Infinite-Dimensional Spaces, pp. 529-538.

**Stephen McAdam, L. J. Ratliff, Jr.
**

The Linearity of Projective Relations, pp.
539-547.

**Claudio H. Morales
**

Strong Convergence Theorems for Pseudo-Contractive Mappings in Banach Space, pp.
549-557.

**Shixiao Wang
**

Some Nonlinear Elliptic Equations With Subcritical Growth and Critical Behavior, pp. 559-572.

**Steven M. Seubert
**

Dissipative Finite Convolution Operators, pp.
573-581.

**J. V. A. Goncalves, O. H. Miyagaki
**

Existence of Nontrivial Solutions for Semilinear Elliptic Equations at Resonance, pp.
583-595.

**Shi Wujie
**

A Characterization of the Higman-Sims Simple Group, pp. 597-602.