https://www.kms.or.kr
DOI QR Code
https://doi.org/10.4134/CKMS.2004.19.4.639 Copy Citation PDF KSCI
We introduce the notion of closure $\Gamma$-semigroups. We give a condition for a closure $\Gamma$-semigroup to be $\Gamma$-central, and we show that the $\Gamma$-centralizer of a closure $\Gamma$-semigroup is a $\Gamma$-subsemigroup.