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math.FA2016
Generalized Kato-Riesz decomposition
Snežana Č. Živković-Zlatanović, Miloš D. Cvetković
We shall say that a bounded linear operator acting on a Banach space admits a generalized Kato-Riesz decomposition if there exists a pair of -invariant closed subspaces…
math.FA2016
Generalized Kato decomposition and essential spectra
Miloš D. Cvetković, Snežana Č. Živković-Zlatanović
Let denote any of the following classes: upper (lower) semi-Fredholm operators, Fredholm operators, upper (lower) semi-Weyl operators, Weyl operators, upper (lower) semi-…