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The Lattice of J-Classes of (J, σ)-Irreducible Monoids

✍ Scribed by Zhuo Li; Lex E Renner


Publisher
Elsevier Science
Year
1997
Tongue
English
Weight
407 KB
Volume
190
Category
Article
ISSN
0021-8693

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✦ Synopsis


In this paper, we introduce a new concept, namely, the J J, -irreducible monoid. Let G be a simple algebraic group. Let be a surjective endomorphism of G 0 0

Ž . such that G , the fixed points of G under , is finite. We construct a 0 0 Ž . J J, -irreducible monoid M with G the unit group. Extending to M, we obtain a finite monoid M which is J J-irreducible. If M is J J-irreducible, we give a precise recipe to determine the lattices of J J-classes of M and M . ᮊ 1997 Academic Press ␣ ␣ ␣ 1 2 l * Partially supported by R. M. Kane's grant from NSERC. 172


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