Pseudo-Frobenius numbers versus defining ideals in numerical semigroup rings

The structure of the defining ideal of the semigroup ring \(k[H]\) of a numerical semigroup \(H\) over a field \(k\) is described, when the pseudo-Frobenius numbers of \(H\) are multiples of a fixed integer.

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Bibliographic Details
Published in:arXiv.org 2017-05
Main Authors: Goto, Shiro, Do Van Kien, Matsuoka, Naoyuki, Hoang Le Truong
Format: Article
Language:English
Subjects:
Semigroups
Online Access:Get full text
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Description
Summary:The structure of the defining ideal of the semigroup ring \(k[H]\) of a numerical semigroup \(H\) over a field \(k\) is described, when the pseudo-Frobenius numbers of \(H\) are multiples of a fixed integer.
ISSN:2331-8422