Abstract
For every algebraU there is an algebraU * with (up to isomorphism) the same endomorphism, subalgebra and congruence structure as that ofU, for which every finitely generated subalgebra and every finitely generated congruence ofU * is singly generated. The theorem is proved in a somewhat more general category theoretic context.
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This author's research was supported by an OTKA grant from Hungary.
This author's research was supported by NSERC, The Natural Sciences and Engineering Research Council of Canada.
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Fried, E., Stone, M.G. Representing endomorphisms and principal congruences. Algebra Universalis 36, 523–527 (1996). https://doi.org/10.1007/BF01233922
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DOI: https://doi.org/10.1007/BF01233922