HOUSTON JOURNAL OF
MATHEMATICS

Archived Edition Vol. 20, No. 3, 1994

Editors: H. Brezis (Paris), S.S. Chern (Berkeley), J. Damon (Chapel Hill), R.M. Hardt (Rice), G.G. Johnson (Houston), J.A. Johnson (Houston), A. Lelek (Houston), J. Nagata (Osaka), B.H. Neumann (Australian National University), V. Paulsen (Houston), G. Pisier (College Station and Paris), G.-C. Rota (MIT), R. Scott (Houston), K. Uhlenbeck (Austin)
Managing Editor: G. Auchmuty (Houston)

Houston Journal of Mathematics


Contents

Edward Formanek
Observations About the Jacobian Conjecture, pp. 369-380.

H. Pat Goeters
Quasi-Invariants for Torsion-Free Groups, pp. 381-392.

Coy L. May
Groups of Small Real Genus, pp. 393-408.

Eugene Curtin
Tautness for Manifolds With Boundary, pp. 409-424.

R. deLaubenfels, M. Jazar
Commuting Multiplicative Perturbations, pp. 425-434.

J. W. Kitchen, D. A. Robbins
Bundles of Banach Algebras, II, pp. 435-451.

B. A. Mair, Scott McCullough
Invariance of Extreme Harmonic Functions on an Annulus; Applications to Theta Functions, pp. 453-473.

D. Ye, F. Zhou
Minimizing Harmonic Mapping With Values in a Circle, pp. 475-490.

Jan Mycielski
On the Existence of a Shortest Arc Between Two Points of a Metric Space, pp. 491-494.

Jesus Garcia-Falset
Stability and Fixed Points for Nonexpansive Mappings, pp. 495-506.

Katarzyna Tkaczynska
On the Span of Simple Closed Curves, pp. 507-528.

Alejandro Illanes
R3-Continua in Hyperspaces, pp. 529-538.

L. Brian Lawrence
Infinite-Dimensional Countable Connected Hausdorff Spaces, pp. 539-546.

Robert E. Beaudoin
An Application of Ultraproducts to Stone-Cech Compactifications, pp. 547-554.

Mohammad K. Azarian
On the Near Frattini Subgroups of Certain Groups, pp. 555-560.