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The product of formations - MaRDI portal

The product of formations (Q801154)

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scientific article; zbMATH DE number 3877403
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The product of formations
scientific article; zbMATH DE number 3877403

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    The product of formations (English)
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    1983
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    By analogy with Cross varieties, a formation generated by some finite group is called a Cross formation. The author gives conditions under which the product of two formations, one of which is local, is a local Cross formation. This allows to obtain analogs for \textit{A. L. Shmel'kin'}s results [Izv. Akad. Nauk SSSR, Ser. Mat. 29, 149-170 (1965; Zbl 0135.047)] and to give a new proof of this result.
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    local Cross formation
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