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*-regular semigroup varieties of the form \(\langle{\mathcal U}\circ{\mathcal G}\rangle\) - MaRDI portal

*-regular semigroup varieties of the form \(\langle{\mathcal U}\circ{\mathcal G}\rangle\) (Q1906610)

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scientific article; zbMATH DE number 840371
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English
*-regular semigroup varieties of the form \(\langle{\mathcal U}\circ{\mathcal G}\rangle\)
scientific article; zbMATH DE number 840371

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    *-regular semigroup varieties of the form \(\langle{\mathcal U}\circ{\mathcal G}\rangle\) (English)
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    17 September 1996
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    The author describes the Malcev product of any two *-regular semigroup varieties. The *-regular semigroup variety generated by any such Malcev product is then characterised, using the notion of a *-relational morphism. A more detailed characterisation is provided for the special case where one of the varieties is the variety of all groups.
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    Malcev products
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    *-regular semigroup varieties
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