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JSC
2006
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14 years 14 days ago
Fraction-free row reduction of matrices of Ore polynomials
In this paper we give formulas for performing row reduction of a matrix of Ore polynomials in a fraction-free way. The reductions can be used for finding the rank and left nullspa...
Bernhard Beckermann, Howard Cheng, George Labahn
ISSAC
1997
Springer
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14 years 4 months ago
A Modular Algorithm for Computing Greatest Common Right Divisors of Ore Polynomials
Abstract. This paper presents a modular algorithm for computing the greatest common right divisor (gcrd) of two univariate Ore polynomials over Z[t]. The subresultants of Ore polyn...
Ziming Li, István Nemes
ISSAC
1998
Springer
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14 years 4 months ago
A Subresultant Theory for Ore Polynomials with Applications
The subresultant theory for univariate commutative polynomials is generalized to Ore polynomials. The generalization includes: the subresultant theorem, gap structure, and subresu...
Ziming Li