Abstract
This note gives a simple method to compute the entries of holomorphic functions of a 2×2 block or operator matrix which can be written as a product. To illustrate this method, the entries are given for the exponential, fractional powers, and inverse of such operator matrices.
Original language | English |
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Pages (from-to) | 31-34 |
Number of pages | 4 |
Journal | Linear Algebra and Its Applications |
Volume | 194 |
Issue number | C |
DOIs | |
State | Published - Nov 15 1993 |
ASJC Scopus subject areas
- Algebra and Number Theory
- Numerical Analysis
- Geometry and Topology
- Discrete Mathematics and Combinatorics