Volume 9, pp. 53-55, 1999.

A footnote on quaternion block-tridiagonal systems

Cecília Costa and Rogério Serôdio


Two direct methods, for solving a system of linear equations having matrices of quaternion entries as coefficients and independent terms, are proposed. Second-kind Chebyshev polynomials, in a matrix argument, are used as a tool to do certain calculations.

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Key words

block tridiagonal matrices, quaternions, Chebyshev polynomials.

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