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The lattice of positive quasi-orders on a semigroup

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Abstract

In the present paper we study some properties of positive quasi-orders on simigroups and using these results we describe all semilattice and chain homomorphic images of a semigroup.

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Authors and Affiliations

  1. Mathematical Institute SANU, Kneza Mihaila 35, 11000, Beograd, Yugoslavia

    Miroslav Ćirić & Stojan Bogdanović

Authors
  1. Miroslav Ćirić
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  2. Stojan Bogdanović
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Corresponding author

Correspondence to Miroslav Ćirić.

Additional information

Supported by Grant 0401B of RFNS through Math. Inst. SANU.

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Ćirić, M., Bogdanović, S. The lattice of positive quasi-orders on a semigroup. Israel J. Math. 98, 157–166 (1997). https://doi.org/10.1007/BF02937332

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  • DOI: https://doi.org/10.1007/BF02937332

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