Abstract
A set of results analogous to the corresponding results in lattices is derived for neutral ideals in join-semilattices, for congruence relations generated by neutral ideals in join-semilattices, and for permutable congruence relations generated by ideals in modular join-semilattices.
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Nieminen, J., About congruence relations of semilattices, Acta Fac. Rerum Nat. Univ. Comenianae Math., to appear.
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Nieminen, J. Remarks on ideals in join-semilattices. Manuscripta Math 15, 251–259 (1975). https://doi.org/10.1007/BF01168677
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DOI: https://doi.org/10.1007/BF01168677