HOUSTON JOURNAL OF
MATHEMATICS

Archived Edition Vol. 17, No. 4, 1991

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. Pisier (Paris), G.-C. Rota (MIT), R. Scott (Houston)
Managing Editor: V. Paulsen (Houston)

Houston Journal of Mathematics


This issue is dedicated to the influence and legacy of Domingo Herrero. 
He was a leader in operator theory, a
wonderful friend and his infectious enthusiasm captured many people. 
His premature demise is a personal and
professional loss to many of us.

Kenneth R. Davidson 
Norberto Salinas

Guest editors for HJM 17(4)

Picture of Domingo Herrero

Contents

Kenneth R. Davidson
Domingo Herrero: His Theorems and Problems, pp. 453-476.

Domingo A. Herrero, David R. Larson, Warren R. Wogen
Semitriangular Operators, pp. 477-499.

Leonid Gurvits, Leiba Rodman, Ilya Spitkovsky
Spectral Assignment for Hilbert Space Operators, pp. 501-523.

Nakhle Asmar, Earl Berkson, T. A. Gillespie
Transferred Bounds for Square Functions, pp. 525-550.

Alan T. Paterson
Invariant Mean Characterizations of Amenable C*-Algebras, pp. 551-565.

S. C. Power
Singular Projection Nests in UHF C*-Algebras, pp. 567-579.

D. Hadwin, E. Nordgren, M. Radjabalipour, H. Radjavi, P. Rosenthal
On Simultaneous Triangularization of Collections of Operators, pp. 581-602.

Raul E. Curto, Lawrence A. Fialkow
Recursiveness, Positivity, and Truncated Moment Problems, pp. 603-635.

Bernard Chevreau, Carl Pearcy
On Common Noncyclic Vectors for Families of Operators, pp. 637-650.

Dan Voiculescu
Entropy of Dynamical Systems and Perturbations of Operators, II, pp. 651-661.