Semigroup-theoretical characterizations of arithmetical invariants with applications to numerical monoids and Krull monoids
Actes des rencontres du CIRM, Tome 2 (2010) no. 2, pp. 95-98.

Arithmetical invariants—such as sets of lengths, catenary and tame degrees—describe the non-uniqueness of factorizations in atomic monoids.We study these arithmetical invariants by the monoid of relations and by presentations of the involved monoids. The abstract results will be applied to numerical monoids and to Krull monoids.

Publié le :
DOI : 10.5802/acirm.41
Classification : 20M13, 20M14, 13A05
Mots clés : presentations for semigroups, catenary degree, tame degree, sets of lengths, numerical monoid, Krull monoid
Blanco, Víctor 1 ; García-Sánchez, Pedro A.  ; Geroldinger, Alfred 2

1 Departamento de Álgebra, Universidad de Granada, Granada 18071, Espana
2 Institut für Mathematik und Wissenschaftliches Rechnen Karl-Franzens-Universität Graz Heinrichstraße 36 8010 Graz, Austria
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Blanco, Víctor; García-Sánchez, Pedro A.; Geroldinger, Alfred. Semigroup-theoretical characterizations of  arithmetical invariants with applications to  numerical monoids and Krull monoids. Actes des rencontres du CIRM, Tome 2 (2010) no. 2, pp. 95-98. doi : 10.5802/acirm.41. http://www.numdam.org/articles/10.5802/acirm.41/

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