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Unitary asymptotes of Hilbert space operators. (English) Zbl 0807.47005

Zemánek, Jaroslav (ed.), Functional analysis and operator theory. Proceedings of the 39th semester at the Stefan Banach International Mathematical Center in Warsaw, Poland, held March 2-May 30, 1992. Warsaw: Polish Academy of Sciences, Banach Cent. Publ. 30, 191-201 (1994).
Summary: In this survey article, the effectiveness of the use of unitary asymptotes in the study of Hilbert space operators is presented.
For the entire collection see [Zbl 0792.00007].

MSC:

47A20 Dilations, extensions, compressions of linear operators
47A45 Canonical models for contractions and nonselfadjoint linear operators
47A15 Invariant subspaces of linear operators
47A10 Spectrum, resolvent
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