Meromorphic operator valued functions. (English) Zbl 0288.47022
Mathematical Centre Tracts. 44. Amsterdam: Mathematisch Centrum. 126 p. Dfl. 14.00 (1973).
MSC:
47A60 | Functional calculus for linear operators |
47A55 | Perturbation theory of linear operators |
30G30 | Other generalizations of analytic functions (including abstract-valued functions) |
47B06 | Riesz operators; eigenvalue distributions; approximation numbers, \(s\)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators |
47A53 | (Semi-) Fredholm operators; index theories |