scientific article; zbMATH DE number 1506360
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Publication:4504761
DOI<91::AID-MANA91>3.0.CO;2-6 10.1002/1522-2616(200007)215:1<91::AID-MANA91>3.0.CO;2-6zbMath0965.47002MaRDI QIDQ4504761
Volker Hardt, Alexei Konstantinov, Reinhard Mennicken
Publication date: 23 July 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
block operator matrixclosed operatorsoperator matricesisospectral Schrödinger operators with complex potentialsspectra of products
Spectrum, resolvent (47A10) General theory of partial differential operators (47F05) (Semi-) Fredholm operators; index theories (47A53) Spectral sets of linear operators (47A25)
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