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Characterization of discriminator varieties
Author(s):
Diego
Vaggione
Journal:
Proc. Amer. Math. Soc.
129
(2001),
663-666.
MSC (2000):
Primary 08A05, 08A30, 08A40, 08B10, 06E15
Posted:
August 30, 2000
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Abstract:
We prove that a variety  is a discriminator variety if and only if  has the Fraser-Horn property and every member of  is representable as a Boolean product whose factors are directly indecomposable or trivial.
References:
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 with factorable congruences and  imply  is a discriminator variety, Acta Sci. Math. 62 (1996), 359-368. MR 97h:08012 - 8.
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Additional Information:
Diego
Vaggione
Affiliation:
Facultad de Matemática, Astronomía y Física (FaMAF), Universidad Nacional de Córdoba - Ciudad Universitaria Córdoba 5000, Argentina
Email:
vaggione@mate.uncor.edu
DOI:
10.1090/S0002-9939-00-05627-6
PII:
S 0002-9939(00)05627-6
Received by editor(s):
March 2, 1999
Received by editor(s) in revised form:
May 14, 1999
Posted:
August 30, 2000
Additional Notes:
The author's research was supported by CONICOR and SECYT (UNC)
Communicated by:
Carl G. Jockusch, Jr.
Copyright of article:
Copyright
2000,
American Mathematical Society
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