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Exclusive semigroups
Published online by Cambridge University Press: 09 April 2009
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First, we introduce the following condition (C1) for semigroups S. Let n, k be fixed positive integers such that n > k. (C1) For any given sequence of n elements of S, there existK elements, where 1 ≦ i1 < i2…, < ik ≦ n, such that where
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- Copyright © Australian Mathematical Society 1973
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