Journal of Operator Theory

Volume 3, Issue 2, Spring 1980

Spectra of compressions of an operator with compact imaginary part
Andrzej Pokrzywa
J. Operator Theory pp. 151-158
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Invariant subspaces for subquasiscalar operators
Constantin Apostol
J. Operator Theory pp. 159-164
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Positive diagonal and triangular operators
A. R. Schep
J. Operator Theory pp. 165-178
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On the distance to the set of compact perturbations of nilpotent operators
Norberto Salinas
J. Operator Theory pp. 179-194
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Invariant operator ranges of nest algebras
Sing-Cheong Ong
J. Operator Theory pp. 195-201
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Extensions of normal operators and hyperinvariant subspaces
H. W. Kim and C. M. Pearcy
J. Operator Theory pp. 203-211
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Spectral multiplicity for direct integrals of normal operators
Edward A. Azoff and Kevin F. Clancey
J. Operator Theory pp. 213-235
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Ergodic actions of compact abelian groups
Dorte Olesen, Gert K. Pedersen and Masamichi Takesaki
J. Operator Theory pp. 237-269
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The Ext groups of the C*-algebras associated with irrational rotations
Sorin Popa and Marc A. Rieffel
J. Operator Theory pp. 271-274
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A result on operators on $\cal C$ [0,1]
J. Bourgain
J. Operator Theory pp. 275-289
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