scientific article; zbMATH DE number 780764

zbMath0870.47005MaRDI QIDQ4840754

Roni N. Levy

Publication date: 15 September 1997

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

Grothendieck groupcompact perturbationindex classindex of Toeplitz operators\(K^ 0\)-groupBoutet de Monvel formulacategory of coherent shevesessentially commuting \(n\)-tuple of bounded operatorsinvariant in cohomologyTaylor's essential spectrum

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Spectrum, resolvent (47A10) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35) Methods of algebraic topology in functional analysis (cohomology, sheaf and bundle theory, etc.) (46M20) (Semi-) Fredholm operators; index theories (47A53)