Computation of functions of certain operator matrices

Lawrence A. Harris

Research output: Contribution to journalArticlepeer-review

1 Scopus citations


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 languageEnglish
Pages (from-to)31-34
Number of pages4
JournalLinear Algebra and Its Applications
Issue numberC
StatePublished - Nov 15 1993

ASJC Scopus subject areas

  • Algebra and Number Theory
  • Numerical Analysis
  • Geometry and Topology
  • Discrete Mathematics and Combinatorics


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