Gröbner bases for binomials with parametric exponents:

Abstract: "We study the uniformity of Buchberger algorithms for computing Gröbner bases with respect to a natural number parameter k in the exponents of the input polynomials. The problem is motivated by positive results of T. Takahashi on special exponential parameter series of polynomial sets...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Weispfenning, Volker 1944- (VerfasserIn)
Format: Buch
Sprache:English
Veröffentlicht: Passau Fak. für Math. und Informatik, Univ. Passau 2004
Schriftenreihe:MIP 2004,02
Schlagworte:
Zusammenfassung:Abstract: "We study the uniformity of Buchberger algorithms for computing Gröbner bases with respect to a natural number parameter k in the exponents of the input polynomials. The problem is motivated by positive results of T. Takahashi on special exponential parameter series of polynomial sets in singularity theory. For arbitrary input sets uniformity is in general impossible. By way of contrast we show that the Buchberger algorithm is indeed uniform up to a finite case distinction on the exponential parameter k for inputs consisting of monomials and binomials only. Under this hypothesis the case distinction is algorithmic and partitions the parameter range into Presburger sets. In each case the Buchberger algorithm is uniform and can be described explicitly and algorithmically. In the course of the algorithm the exponential parameter k enters also the coefficients as exponent. Thus the uniformity in k is established with respect to parametric exponents in both terms and coefficients. These results are obtained as a consequence of a much more general theorem concerning Buchberger algorithms for sets of monomials and binomials with arbitrary parametric coefficients and exponents, generalizing the construction of Gröbner systems."
Beschreibung:14, 3 S.

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