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math.AC2019
The tree of good semigroups in and a generalization of the Wilf conjecture
Nicola Maugeri, Giuseppe Zito
In this work, we study good semigroups of introducing the definition of length and genus for these objects. We show how to count the local good semigroup with a fixe…
math.AC2019
Embedding dimension of a good semigroup
Nicola Maugeri, Giuseppe Zito
In this paper, we study good semigroups of \mathbb{N}^n, a class of semigroups that contains the value semigroups of algebroid curves with n branches. We give the definition of emb…