A trigonometric identity for 2 × 2 block matrices

This note extends some formulas relating exponential, trigonometric and hyperbolic trigonometric functions to a subset of 2 × 2 block matrices.

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Bibliographic Details
Published in:International journal of mathematical education in science and technology Vol. 46; no. 6; pp. 921 - 925
Main Authors: Withers, Christopher S., Nadarajah, Saralees
Format: Journal Article
Language:English
Published: London Taylor & Francis 18.08.2015
Taylor & Francis Ltd
Subjects:
block matrices
Jordan normal form
trigonometric and hyperbolic matrix functions and identities
ISSN:0020-739X, 1464-5211
Online Access:Get full text
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Abstract This note extends some formulas relating exponential, trigonometric and hyperbolic trigonometric functions to a subset of 2 × 2 block matrices.
AbstractList This note extends some formulas relating exponential, trigonometric and hyperbolic trigonometric functions to a subset of 2 × 2 block matrices.
Author Withers, Christopher S.
Nadarajah, Saralees
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  organization: School of Mathematics, University of Manchester
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References cit0001
Halmos PR (cit0004) 1958
Withers CS (cit0003) 2008; 38
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  doi: 10.1080/00207390116735
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  doi: 10.1080/00207390117381
– volume: 38
  start-page: 171
  year: 2008
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  publication-title: N Z J Math.
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Snippet This note extends some formulas relating exponential, trigonometric and hyperbolic trigonometric functions to a subset of 2 × 2 block matrices.
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StartPage 921
SubjectTerms block matrices
Jordan normal form
trigonometric and hyperbolic matrix functions and identities
Title A trigonometric identity for 2 × 2 block matrices
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