Semigroups generated by similarity orbits of semi-invertible operators and unitary orbits of isometries

DOI10.1007/S00233-003-0017-9zbMath1069.47044OpenAlexW2072095516MaRDI QIDQ1434125

Iztok Kavkler

Publication date: 1 July 2004

Published in: Semigroup Forum (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00233-003-0017-9

zbMATH Keywords

unitary operatorsisometriesdeficiencyproduct of operators

Mathematics Subject Classification ID

Groups and semigroups of linear operators (47D03)

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Similarity invariant semigroups generated by non-Fredholm operators

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