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Generalized lower and upper approximations in quantales - MaRDI portal

Generalized lower and upper approximations in quantales (Q411063)

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scientific article; zbMATH DE number 6021734
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Generalized lower and upper approximations in quantales
scientific article; zbMATH DE number 6021734

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    Generalized lower and upper approximations in quantales (English)
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    4 April 2012
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    Summary: We introduce the concepts of set-valued homomorphism and strong set-valued homomorphism of a quantale which are extended notions of congruence and complete congruence, respectively. The properties of generalized lower and upper approximations, constructed by a set-valued mapping, are discussed.
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    quantales
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    congruence
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    set-valued homomorphism
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    generalized lower and upper approximations
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