Exact Inversion of a Rational Polynomial Matrix Using Finite Field Transforms

DOI10.1137/0135037zbMath0435.65033OpenAlexW2047833291MaRDI QIDQ3875214

E. V. Krishnamurthy

Publication date: 1978

Published in: SIAM Journal on Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/0135037

zbMATH Keywords

Hermite normal formfinite field transformsHensel's codeinversion of rational polynomial matrixpolynomial arithmetic algorithms

Mathematics Subject Classification ID

Matrices over special rings (quaternions, finite fields, etc.) (15B33) Direct numerical methods for linear systems and matrix inversion (65F05) Canonical forms, reductions, classification (15A21)

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Computing a matrix symmetrizer exactly using modified multiple modulus residue arithmetic

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