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Strictly cyclic operator algebras and approximation of operators

  • D. A. Herrero
Conference paper
Part of the Lecture Notes in Mathematics book series (LNM, volume 693)

Keywords

Essential Spectrum Cyclic Vector Connected Open Subset Infinite Dimensional Hilbert Space Similarity Orbit 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

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    R. A. Adams, Sobolev Spaces, Academic Press, New York-San Francisco-LondonGoogle Scholar
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    C. Apostol and B. Morrel, On approximation of operators by simple models, Indiana University Math. J., 26 (1976), 427–442.MathSciNetCrossRefzbMATHGoogle Scholar
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    C. Foiaş, C. Pearcy and D. Voiculescu, Biquasitriangular operators and quasisimilarity, (to appear).Google Scholar
  4. [4]
    D. A. Herrero, Closure of similarity orbits of Hilbert space operators, II: Normal operators, J. London Math. Soc., (2) 13 (1976), 299–316.MathSciNetCrossRefzbMATHGoogle Scholar
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    D. A. Herrero, Closure of similarity orbits of Hilbert space operators, III, Math. Ann., (to appear).Google Scholar
  6. [6]
    D. A. Herrero, Quasisimilar operators with different spectra, Acta Sci. Math. (Szeged), (to appear).Google Scholar
  7. [7]
    H. Radjavi and P. Rosenthal, Invariant subspaces, Ergebnisse der Mathematik und ihrer Grenzgebiete, B. 77, Springer-Verlag, New York-Heidelberg-Berlin, 1973.Google Scholar

Copyright information

© Springer-Verlag 1978

Authors and Affiliations

  • D. A. Herrero
    • 1
  1. 1.Departamento de MathemáticasInstituto Venezolano De Investigaciones CientificasCaracas 101Venezuela

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