Pacific Journal of Mathematics

Joint essential spectra.

A. T. Dash

Article information

Source
Pacific J. Math., Volume 64, Number 1 (1976), 119-128.

Dates
First available in Project Euclid: 8 December 2004

Permanent link to this document
https://projecteuclid.org/euclid.pjm/1102867217

Mathematical Reviews number (MathSciNet)
MR0425641

Zentralblatt MATH identifier
0329.47001

Subjects
Primary: 47A10: Spectrum, resolvent

Citation

Dash, A. T. Joint essential spectra. Pacific J. Math. 64 (1976), no. 1, 119--128. https://projecteuclid.org/euclid.pjm/1102867217


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References

  • [1] F. F. Bonsall and J. Duncan, Numerical ranges of operators on normed spaces and elements of normed algebras, Cambridge, 1971.
  • [2] L. G. Brown, R. G. Douglas and P. A. Fillmore, Unitary equivalence modulo the compact operators and extensions of C*-algebras, Proceedings of a conference on operator theory, Springer- Verlag 345 (1973),58-128.
  • [3] A. T. Dash, Joint spectra, Studia Math., 45 (1973),225-237.
  • [4] A. T. Dash, Joint spectrum in the Calkin algebra, Bull. Amer. Math. Soc,81 (1975), 1083-1085.
  • [5] P. A. Fillmore, J. G. Stampfli and J. P. Williams, On the essential numerical range, the essential spectrum and a problem of Halmos, Acta Sci. Math. Szeged, 33 (1972), 179-192.
  • [6] R. Harte, The spectral mapping theorem in several variables, Bull. Amer. Math. Soc, 78 (1972), 871-875.
  • [7] Z. Slodkowski and W. Zelazko, On joint spectra of commuting families of operators, Studia Math., 50 (1974), 127-148.
  • [8] J. L. Taylor, A joint spectrum for several commuting operators, J. Funct. Analysis, 6 (1970), 172-191.