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Pseudo-Frobenius numbers versus defining ideals in numerical semigroup rings
Published 19 May 2017 in math.AC | (1705.06902v1)
Abstract: 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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