Bull. Korean Math. Soc. 2009; 46(3): 489-498
Printed May 1, 2009
https://doi.org/10.4134/BKMS.2009.46.3.489
Copyright © The Korean Mathematical Society.
Huanyin Chen
Hangzhou Normal University
We obtain two new characterizations of separativity of refinement monoids, in terms of comparability-type conditions. As applications, we get several equivalent conditions of separativity for exchange ideals.
Keywords: refinement monoid, separativity, exchange ideal
MSC numbers: 20M14, 16E50
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