Embedding semigroups in semibands of depth two (Q1902173)

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scientific article; zbMATH DE number 815970
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Embedding semigroups in semibands of depth two
scientific article; zbMATH DE number 815970

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    Embedding semigroups in semibands of depth two (English)
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    4 June 1996
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    The author gives a new simple proof of the following theorem: Any semigroup \(S\) may be embedded in a regular semigroup \(T\) in which every element is a product of two idempotents. If \(S\) is finite, then \(T\) is finite. The new proof improves on the upper bound on the order of \(T\) over previous proofs.
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    products of idempotents
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    regular semigroups
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