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Computers & Mathematics with Applications
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License: Elsevier Non-Commercial
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Computers & Mathematics with Applications
Article . 2005
License: Elsevier Non-Commercial
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Computers & Mathematics with Applications
Article . 2005 . Peer-reviewed
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A study on quaternion blockquasi-tridiagonal systems

Authors: R. Serôdio; C. Costa; T. P. Azevedo Perdicoúlis;

A study on quaternion blockquasi-tridiagonal systems

Abstract

AbstractThe objective of the present work is to study the solution of quaternion block quasi-tridiagonalsystems. Kershaw and Rózsa and Romani have proposed a method for calculating matrix inverses using second kind Chebyshev polynomials. This method has been generalized later to block tridiagonal matrices with quaternionic entries by Costa and Serôdio. In the present work, we make use of this method to solve block quasi-tridiagonal systems of the same kind. The computational effort to obtain the solution is evaluated, and future more efficient strategies are proposed.

Keywords

Computational Mathematics, Computational Theory and Mathematics, Block quasi-tridiagonal matrices, Modelling and Simulation, Block tridiagonal matrices, Chebyshev polynomials, Quaternions

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
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