On the zero-divisor graphs of commutative semigroups

• Autores: Hamid Reza Maimani, Siamak Yassemi
• Localización: Houston journal of mathematics, ISSN 0362-1588, Vol. 37, Nº 3, 2011, págs. 733-740
• Idioma: inglés
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• Resumen

  • In this paper we study the case where the zero divisor graph of a commutative semigroup is complete r-partite for a positive integer r. Also we bring some results on the commutative semigroups which are finitely colorable.