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Bulletin of the American Mathematical Society

The Bulletin publishes expository articles on contemporary mathematical research, written in a way that gives insight to mathematicians who may not be experts in the particular topic. The Bulletin also publishes reviews of selected books in mathematics and short articles in the Mathematical Perspectives section, both by invitation only.

ISSN 1088-9485 (online) ISSN 0273-0979 (print)

The 2020 MCQ for Bulletin of the American Mathematical Society is 0.84.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

The closure of the similarity orbit of a Hilbert space operator
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by Constantin Apostol, Domingo A. Herrero and Dan Voiculescu PDF
Bull. Amer. Math. Soc. 6 (1982), 421-426
References
  • Constantin Apostol, The correction by compact perturbation of the singular behavior of operators, Rev. Roumaine Math. Pures Appl. 21 (1976), no. 2, 155–175. MR 487559
    • 2. C. Apostol and D. Voiculescu, Closure of similarity orbits of nilpotent operators (preprint, not for publication), 1977. 3. J. Barria and D. A. Herrero, Closure of similarity orbits of nilpotent operators. II (preprint, not for publication), 1977.
  • Domingo A. Herrero, The distance to a similarity-invariant set of operators, Integral Equations Operator Theory 5 (1982), no. 1, 131–140. MR 646884, DOI 10.1007/BF01694034
  • Tosio Kato, Perturbation theory for linear operators, Die Grundlehren der mathematischen Wissenschaften, Band 132, Springer-Verlag New York, Inc., New York, 1966. MR 0203473
  • Frigyes Riesz and Béla Sz.-Nagy, Functional analysis, Frederick Ungar Publishing Co., New York, 1955. Translated by Leo F. Boron. MR 0071727
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Additional Information
  • Journal: Bull. Amer. Math. Soc. 6 (1982), 421-426
  • MSC (1980): Primary 47A66, 47A99; Secondary 47A53, 47A55
  • DOI: https://doi.org/10.1090/S0273-0979-1982-15007-8
  • MathSciNet review: 648526