Abstract
Given a regular set \(\mathbb{T}\) in K[x], Lemaire et al. in ISSAC’08 give a nice algebraic property: the regular set \(\mathbb{T}\) generates its saturated ideal if and only if it is primitive. We firstly aim at giving a more direct proof of the above result, generalizing the concept of primitivity of polynomials and regular sets and presenting a new result which is equivalent to the above property. On the other hand, based upon correcting an error of the definition of U-set in AISC’06, we further develop some geometric properties of triangular sets. To a certain extent, the relation between the primitivity of \(\mathbb{T}\) and its U-set is also revealed in this paper.
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Li, Y. (2010). Some Notes upon “When Does \(<{\mathbb T}>\) Equal Sat \(({\mathbb T})\)?”. In: Autexier, S., et al. Intelligent Computer Mathematics. CICM 2010. Lecture Notes in Computer Science(), vol 6167. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-14128-7_9
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DOI: https://doi.org/10.1007/978-3-642-14128-7_9
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