On the spectra of commutators
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- by C. R. Putnam
- Proc. Amer. Math. Soc. 5 (1954), 929-931
- DOI: https://doi.org/10.1090/S0002-9939-1954-0065815-2
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References
- Arlen Brown, On a class of operators, Proc. Amer. Math. Soc. 4 (1953), 723–728. MR 59483, DOI 10.1090/S0002-9939-1953-0059483-2
- Paul R. Halmos, Commutators of operators. II, Amer. J. Math. 76 (1954), 191–198. MR 59484, DOI 10.2307/2372409 B. v. Sz. Nagy, Spektraldarstellung linearer Transformationen des Hilbertschen Raumes, Ann Arbor, 1947.
- C. R. Putnam, On normal operators in Hilbert space, Amer. J. Math. 73 (1951), 357–362. MR 40585, DOI 10.2307/2372180
- Helmut Wielandt, Über die Unbeschränktheit der Operatoren der Quantenmechanik, Math. Ann. 121 (1949), 21 (German). MR 30701, DOI 10.1007/BF01329611 A. Wintner, Spektraltheorie der unendlichen Matrizen, Leipzig, 1929.
- Aurel Wintner, The unboundedness of quantum-mechanical matrices, Phys. Rev. (2) 71 (1947), 738–739. MR 20724
Bibliographic Information
- © Copyright 1954 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 5 (1954), 929-931
- MSC: Primary 46.3X
- DOI: https://doi.org/10.1090/S0002-9939-1954-0065815-2
- MathSciNet review: 0065815