참고문헌
- M. Ahues, A. Largillier, and B. V. Limaye, Spectral Computations for Bounded Operators, Chapman & Hall/CRC, 2001.
- P. Aiena, Fredholm and Local Spectral Theory with Applications to Multipliers, Kluwer Acad., 2004.
- C. Apostol, L. A. Fialkow, D. A. Herrero, and D. Voiculescu, Approximation of Hilbert space operators. Vol. II, Res. Notes Math. 102, Pitman, Boston, 1984.
- L. Burlando, Continuity of spectrum and spectral radius in algebras of operators, Ann. Fac. Sci. Toulouse Math. 9 (1988), no. 1, 5-54. https://doi.org/10.5802/afst.647
- S. R. Caradus, W. E. Pfaffenberger, and B. Yood, Calkin Algebras and Algebras of Operators on Banach Spaces, Marcel Dekker, 1974.
- J. B. Conway and B. B. Morrel, Operators that are points of spectral continuity, Integral Equations Operator Theory 2 (1979), no. 2, 174-198. https://doi.org/10.1007/BF01682733
- J. B. Conway and B. B. Morrel, Operators that are points of spectral continuity. II, Integral Equations Operator Theory 4 (1981), no. 4, 459-503. https://doi.org/10.1007/BF01686497
- S. V. Djordjevic, The continuity of the essential approximative point spectrum, Facta Univ. Ser. Math. Inform. 10 (1995), 97-104.
- S. V. Djordjevic and Y. M. Han, Browder's theorems and spectral continuity, Glasg. Math. J. 42 (2000), no. 3, 479-486. https://doi.org/10.1017/S0017089500030147
- S. V. Djordjevic and Y. M. Han, Operator matrices and spectral continuity, Glasg. Math. J. 43 (2001), no. 3, 487-490.
- B. P. Duggal, I. H. Jeon, and I. H. Kim, Continuity of the spectrum on a class of upper triangular operator matrices, J. Math. Anal. Appl. 370 (2010), 584-587. https://doi.org/10.1016/j.jmaa.2010.04.068
- P. R. Halmos and G. Lumer, Square roots of operators. II, Proc. Amer. Math. Soc. 5 (1954), 589-595. https://doi.org/10.1090/S0002-9939-1954-0062953-5
- R. E. Harte and W. Y. Lee, Another note on Weyl's theorem, Trans. Amer. Math. Soc. 349 (1997), no. 5, 2115-2124. https://doi.org/10.1090/S0002-9947-97-01881-3
- J. D. Newburgh, The variation of Spectra, Duke Math. J. 18 (1951), 165-176. https://doi.org/10.1215/S0012-7094-51-01813-3
- S. Sanchez-Perales and S. V. Djordjevic, Continuity of spectrum and approximate point spectrum on operator matrices, J. Math. Anal. Appl. 378 (2011), no. 1, 289-294. https://doi.org/10.1016/j.jmaa.2011.01.062
피인용 문헌
- WEYL'S THEOREM, TENSOR PRODUCT, FUGLEDE-PUTNAM THEOREM AND CONTINUITY SPECTRUM FOR k-QUASI CLASS An*OPERATO vol.51, pp.5, 2014, https://doi.org/10.4134/JKMS.2014.51.5.1089