Mathematics Subject Classification 1991

47Bxx Special classes of linear operators ( 0 Dok. )

• 47B06 Riesz operators; eigenvalue distributions; approximation numbers, $s$-numbers, Kolmogorov numbers, entropy numbers, etc. of operators ( 0 Dok. )
• 47B07 Operators defined by compactness properties ( 0 Dok. )
• 47B10 Operators belonging to operator ideals (nuclear, $p$-summing, in the Schatten-von Neumann classes, etc.), See also {47D50} ( 0 Dok. )
• 47B15 Hermitian and normal operators (spectral measures, functional calculus, etc.) ( 0 Dok. )
• 47B20 Subnormal operators, hyponormal operators, etc. ( 0 Dok. )
• 47B25 Symmetric and selfadjoint operators (unbounded) ( 0 Dok. )
• 47B35 Toeplitz operators, Hankel operators, Wiener-Hopf operators, See also {45P05, 47G10 for other integral operators; See also 32H10, 32M15} ( 0 Dok. )
• 47B37 Operators on special spaces (weighted shifts, operators on sequence spaces, etc.) ( 0 Dok. )
• 47B38 Operators on function spaces (including composition operators, kernel operators) ( 0 Dok. )
• 47B39 Difference operators, See also {39A70} ( 0 Dok. )
• 47B40 Spectral operators, decomposable operators, well-bounded operators, etc. ( 0 Dok. )
• 47B44 Accretive operators, dissipative operators, etc. ( 0 Dok. )
• 47B47 Commutators, derivations, elementary operators, etc. ( 0 Dok. )
• 47B48 Operators on Banach algebras ( 0 Dok. )
• 47B49 Transformers (= operators on spaces of operators) ( 0 Dok. )
• 47B50 Operators on spaces with an indefinite metric ( 0 Dok. )
• 47B60 Operators on ordered spaces ( 0 Dok. )
• 47B65 Positive operators and order-bounded operators ( 0 Dok. )
• 47B80 Random operators, See also {60H25} ( 0 Dok. )
• 47B99 None of the above but in this section ( 0 Dok. )